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ASUS PRIME B660-PLUS D4 vs ASUS PRIME B660-PLUS D4-CSM

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YOUR FIRST CHOICE

ASUS PRIME B660-PLUS D4

UK manufacturer specification · PRIME B660-PLUS D4

Full product profile Official image

Exact model & source notes

PRIME B660-PLUS D4 motherboard, identified in the ASUS UK catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHAT DIFFERS

5 verified differences, led by Memory type, slots and limit, storage interfaces and restrictions and network interfaces and requirements. Compared in full below. Not a rating.

See the 5 verified differences

THE CONTENDER

ASUS PRIME B660-PLUS D4-CSM

Global manufacturer specification · PRIME B660-PLUS D4-CSM

Full product profile Official image

Exact model & source notes

PRIME B660-PLUS D4-CSM motherboard, identified in the ASUS Global catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

PRIME B660-PLUS D4 UK & US retailers

UK & US price history: no verified listing yet

PRIME B660-PLUS D4-CSM UK & US retailers

UK & US price history: no verified listing yet

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THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE5 topics

SELECTED TOPIC

01 / 05

Memory type, slots and limit

Check the exact configuration and source conditions for your use.

ASUS PRIME B660-PLUS D4Memory Channels:4DDR4 (Dual channel), Max Memory Size:128GB, 4 x DIMM, Max. 128GB, DDR4 5066(OC)/5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered memory*" Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) OptiMem *Actual memory data rate depends on the CPU types and DRAM modules, for more information refer to www.asus.com for memory support list.

Manufacturer specification

Source 1

ASUS PRIME B660-PLUS D4-CSM4 x DIMM, Max. 128GB, DDR4 5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered memory*" Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) OptiMem *Actual memory data rate depends on the CPU types and DRAM modules, for more information refer to www.asus.com for memory support list.

Manufacturer specification

Source 1

Explore the full specifications

Plan the complete platform. Check the exact CPU-support list, required BIOS and memory validation before buying. PCIe generations and lane allocations can change with the processor. A socket match or slot count is not a guarantee that every component works together at its highest advertised setting.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

5 verified differences, most decision-relevant first. All are also drawn in Visual facts above. Missing information stays separate.

Memory type, slots and limit

In Visual facts

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

Check the exact configuration and source conditions for your use.

Storage interfaces and restrictions

In Visual facts

ASUS PRIME B660-PLUS D4Intel® Core™ Processors (14th & 13th & 12th Gen) M.2_1 slot (Key M), type 2242/2260/2280 - Intel® 12th Gen processors support PCIe 4.0 x4 mode. Intel® B660 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode)** M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x2 mode) 4 x SATA 6Gb/s ports * Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10. ** Intel® Rapid Storage Technology supports Intel® Optane Memory H Series on PCH attached M.2 slots.

ASUS PRIME B660-PLUS D4-CSMTotal supports 3 x M.2 slots and 4 x SATA 6Gb/s ports* Intel® 12th Gen Processors M.2_1 slot (Key M), type 2242/2260/2280 - Intel® 12th Gen processors support PCIe 4.0 x4 mode. Intel® B660 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode)** M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x2 mode) 4 x SATA 6Gb/s ports * Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10. ** Intel® Rapid Storage Technology supports Intel® Optane Memory H Series on PCH

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

Check the exact configuration and source conditions for your use.

Network interfaces and requirements

In Visual facts

ASUS PRIME B660-PLUS D4M.2 slot only (Key E, CNVi & PCIe)* *Wi-Fi module is sold separately.

ASUS PRIME B660-PLUS D4-CSM1 x Realtek 2.5Gb Ethernet ASUS LANGuard; M.2 slot only (Key E, CNVi & PCIe)* *Wi-Fi module is sold separately.

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

Check the exact configuration and source conditions for your use.

Audio interfaces

In Visual facts

ASUS PRIME B660-PLUS D4Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback - Audio Features - Audio Shielding - Power pre-regulator reduces power input noise to ensure consistent performance - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

ASUS PRIME B660-PLUS D4-CSMRealtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback" Audio Features - Audio Shielding - Power pre-regulator reduces power input noise to ensure consistent performance - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

Check the exact configuration and source conditions for your use.

Expansion slots and restrictions

In Visual facts

ASUS PRIME B660-PLUS D4Intel® Core™ Processors (14th & 13th & 12th Gen) 1 x PCIe 4.0 x16 slot Intel® B660 Chipset* 1 x PCIe 3.0 x16 slot (supports x4 mode) 2 x PCIe 3.0 x1 slots * Supports Intel® Optane Memory H Series on PCH-attached PCIe slot

ASUS PRIME B660-PLUS D4-CSMIntel® 12th Gen Processors 1 x PCIe 4.0 x16 slot Intel® B660 Chipset* 1 x PCIe 3.0 x16 slot (supports x4 mode) 2 x PCIe 3.0 x1 slots * Supports Intel® Optane Memory H Series on PCH-attached PCIe slot

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

Check the exact configuration and source conditions for your use.

Configuration & compatibility details (2)

Form factor and dimensions

ASUS PRIME B660-PLUS D4ATX, 30.5cm x 24.4cm

ASUS PRIME B660-PLUS D4-CSMATX 30.5cm x 24.4cm

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

These descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.

CPU support and BIOS requirements

ASUS PRIME B660-PLUS D4Intel® Socket LGA1700 for Intel® Core™ 14th & 13th Gen Processors, Intel® Core™ 12thnGen, Pentium® Gold and Celeron® Processors* Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0** * Refer to www.asus.com for CPU support list. ** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types. BIOS: 128 Mb Flash ROM, UEFI AMI BIOS

ASUS PRIME B660-PLUS D4-CSMIntel® Socket LGA1700 for 12th Gen Intel® Core™, Pentium® Gold and Celeron® Processors* Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0** * Refer to www.asus.com for CPU support list. ** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types. BIOS: 128 Mb Flash ROM, UEFI AMI BIOS

Sources

ASUS PRIME B660-PLUS D4

Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor.

ASUS PRIME B660-PLUS D4 — official UK technical specifications

ASUS PRIME B660-PLUS D4-CSM

Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor.

ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications

These descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.

5 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

ASUS PRIME B660-PLUS D4

What it brings

Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.
Manufacturer source

What to check

Compatibility and maximum operating modes depend on the source’s stated hardware, firmware and connection requirements; manufacturer figures are not independent measurements.
Manufacturer source

ASUS PRIME B660-PLUS D4-CSM

What it brings

Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.
Manufacturer source

What to check

Compatibility and maximum operating modes depend on the source’s stated hardware, firmware and connection requirements; manufacturer figures are not independent measurements.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

12 of 12 specifications Sources in each row

Source-backed specifications for ASUS PRIME B660-PLUS D4 and ASUS PRIME B660-PLUS D4-CSM
Specification	ASUS PRIME B660-PLUS D4	ASUS PRIME B660-PLUS D4-CSM

CPU socket Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	LGA1700	LGA1700
Chipset Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Intel® B660 Chipset	Intel® B660 Chipset
Form factor and dimensionsDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	ATX, 30.5cm x 24.4cm	ATX 30.5cm x 24.4cm
CPU support and BIOS requirementsDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor. ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor. ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Intel® Socket LGA1700 for Intel® Core™ 14th & 13th Gen Processors, Intel® Core™ 12thnGen, Pentium® Gold and Celeron® Processors* Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0** * Refer to www.asus.com for CPU support list. ** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types. BIOS: 128 Mb Flash ROM, UEFI AMI BIOS	Intel® Socket LGA1700 for 12th Gen Intel® Core™, Pentium® Gold and Celeron® Processors* Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0** * Refer to www.asus.com for CPU support list. ** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types. BIOS: 128 Mb Flash ROM, UEFI AMI BIOS

Memory type, slots and limitDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Memory Channels:4DDR4 (Dual channel), Max Memory Size:128GB, 4 x DIMM, Max. 128GB, DDR4 5066(OC)/5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered memory" Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) OptiMem Actual memory data rate depends on the CPU types and DRAM modules, for more information refer to www.asus.com for memory support list.	4 x DIMM, Max. 128GB, DDR4 5000(OC)/4800(OC)/4600(OC)/4400(OC)/4266(OC)/4000(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 Non-ECC, Un-buffered memory" Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) OptiMem Actual memory data rate depends on the CPU types and DRAM modules, for more information refer to www.asus.com for memory support list.

Storage interfaces and restrictionsDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Intel® Core™ Processors (14th & 13th & 12th Gen) M.2_1 slot (Key M), type 2242/2260/2280 - Intel® 12th Gen processors support PCIe 4.0 x4 mode. Intel® B660 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode)** M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x2 mode) 4 x SATA 6Gb/s ports * Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10. ** Intel® Rapid Storage Technology supports Intel® Optane Memory H Series on PCH attached M.2 slots.	Total supports 3 x M.2 slots and 4 x SATA 6Gb/s ports* Intel® 12th Gen Processors M.2_1 slot (Key M), type 2242/2260/2280 - Intel® 12th Gen processors support PCIe 4.0 x4 mode. Intel® B660 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode)** M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x2 mode) 4 x SATA 6Gb/s ports * Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10. ** Intel® Rapid Storage Technology supports Intel® Optane Memory H Series on PCH

Expansion slots and restrictionsDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Intel® Core™ Processors (14th & 13th & 12th Gen) 1 x PCIe 4.0 x16 slot Intel® B660 Chipset* 1 x PCIe 3.0 x16 slot (supports x4 mode) 2 x PCIe 3.0 x1 slots * Supports Intel® Optane Memory H Series on PCH-attached PCIe slot	Intel® 12th Gen Processors 1 x PCIe 4.0 x16 slot Intel® B660 Chipset* 1 x PCIe 3.0 x16 slot (supports x4 mode) 2 x PCIe 3.0 x1 slots * Supports Intel® Optane Memory H Series on PCH-attached PCIe slot

USB ports and headers Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Rear USB (Total 6 ports) 1 x USB 3.2 Gen 2x2 port (1 x USB Type-C®) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 1 x USB 3.2 Gen 1 port (1 x Type-A) 2 x USB 2.0 ports (2 x Type-A) Front USB (Total 7 ports) 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports	Rear USB (Total 6 ports) 1 x USB 3.2 Gen 2x2 port (1 x USB Type-C®) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 1 x USB 3.2 Gen 1 port (1 x Type-A) 2 x USB 2.0 ports (2 x Type-A) Front USB (Total 7 ports) 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports
Rear-panel ports Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	1 x USB 3.2 Gen 2x2 port (1 x USB Type-C®) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 1 x USB 3.2 Gen 1 port (1 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x DisplayPort 1 x D-Sub port 1 x HDMI® port 1 x Realtek 2.5Gb Ethernet port 3 x Audio jacks	1 x USB 3.2 Gen 2x2 port (1 x USB Type-C®) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 1 x USB 3.2 Gen 1 port (1 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x DisplayPort 1 x D-Sub port 1 x HDMI® port 1 x Realtek 2.5Gb Ethernet port 3 x Audio jacks
Audio interfacesDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback - Audio Features - Audio Shielding - Power pre-regulator reduces power input noise to ensure consistent performance - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.	Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback" Audio Features - Audio Shielding - Power pre-regulator reduces power input noise to ensure consistent performance - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Network interfaces and requirementsDifferent Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	*M.2 slot only (Key E, CNVi & PCIe) Wi-Fi module is sold separately.*	*1 x Realtek 2.5Gb Ethernet ASUS LANGuard; M.2 slot only (Key E, CNVi & PCIe) Wi-Fi module is sold separately.*

Internal headers and connectors Sources ASUS PRIME B660-PLUS D4 Manufacturer specification ASUS PRIME B660-PLUS D4 — official UK technical specifications ASUS PRIME B660-PLUS D4-CSM Manufacturer specification ASUS PRIME B660-PLUS D4-CSM — official Global technical specifications	Fan and Cooling related 1 x 4-pin CPU Fan header 1 x 4-pin AIO Pump header 3 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 3 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 3 x Addressable Gen 2 headers 2 x AURA RGB headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x M.2 slot (Key E) 1 x S/PDIF Out header 1 x SPI TPM header (14-1pin) 1 x 20-3 pin System Panel header with Chassis intrude function 1 x Thunderbolt™ header	Fan and Cooling related 1 x 4-pin CPU Fan header 1 x 4-pin AIO Pump header 3 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 3 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 3 x Addressable Gen 2 headers 2 x AURA RGB headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x M.2 slot (Key E) 1 x S/PDIF Out header 1 x SPI TPM header (14-1pin) 1 x 20-3 pin System Panel header with Chassis intrude function 1 x Thunderbolt™ header

First product manufacturer source Second product manufacturer source

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ASUS PRIME H670-PLUS D4-CSM

CPU socket: LGA1700
Chipset: H670, Intel® H670 Chipset
Form factor and dimensions: ATX, 30.5cm x 24.4cm

Prices & product profile

ASUS PRIME B660M-A D4

CPU socket: LGA1700
Chipset: Intel® B660 Chipset
Form factor and dimensions: mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )

Prices & product profile

ASUS PRIME B660M-A WIFI D4

CPU socket: LGA1700
Chipset: Intel® B660 Chipset
Form factor and dimensions: mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )

Prices & product profile

ASUS Pro B660M-C-CSM

CPU socket: LGA1700
Chipset: Intel® B660 Chipset
Form factor and dimensions: mATX Form Factor 9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)

Prices & product profile

Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.