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MOTHERBOARDS

ASUS EX-B660M-V5 D4

Global manufacturer specification

CPU socket
LGA1700
Chipset
Intel® B660 Chipset
Form factor and dimensions
mATX Form Factor 9.6 inch x 8.3 inch(24.4cm x 21.1cm)

EX-B660M-V5 D4 motherboard, identified in the ASUS Global catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

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THE ACTUAL PRODUCT
ASUS EX-B660M-V5 D4 official product image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with ASUS PRIME B760M-K D4
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Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.

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The nearest checked motherboards by key specifications, with what differs from the ASUS EX-B660M-V5 D4. The first matches the Compare button above.

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Key strengths

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

Manufacturer source
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Before you buy

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

Manufacturer source
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Works with

Products in this catalogue that list the same socket or memory type as the ASUS EX-B660M-V5 D4. A shared socket or memory type is necessary but not sufficient: check the exact CPU and memory support lists, and the BIOS version, before buying.

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Every specification. With its source.

Full specifications

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Exact configuration: Global manufacturer specification · EX-B660M-V5 D4

13 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.

Platform & board

3 items
CPU socket
LGA1700Source
Chipset
Intel® B660 ChipsetSource
Form factor and dimensions
mATX Form Factor 9.6 inch x 8.3 inch(24.4cm x 21.1cm)Source

Memory

1 item
Memory type, slots and limit
2 x DIMM, Max. 64GB, DDR4 5333(OC)/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) *Actual memory data rate depends on the CPU types and DRAM modules, for more information refer to www.asus.com for memory support list.Source

Expansion slots

1 item
Expansion slots and restrictions
Intel® Core™ Processors (14th & 13th & 12th Gen) 1 x PCIe 4.0/3.0 x16 slot Intel® B660 Chipset 2 x PCIe 3.0 x1 slotsSource

Storage

1 item
Storage interfaces and restrictions
Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports* Intel® Core™ Processors (14th & 13th & 12th Gen)* M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode) Intel® B660 Chipset** M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 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.Source

USB & rear connections

2 items
USB ports and headers
Rear USB (Total 6 ports) 4 x USB 3.2 Gen 1 ports (4 x Type-A) 2 x USB 2.0 ports (2 x Type-A) Front USB (Total 6 ports) 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 portsSource
Rear-panel ports
4 x USB 3.2 Gen 1 ports (4 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x D-Sub port 1 x HDMI® port 3 x Audio jacks 1 x Realtek 1Gb Ethernet port 1 x PS/2 Keyboard/Mouse combo portSource

Networking

1 item
Network interfaces and requirements
1 x Realtek 1Gb EthernetSource

Audio

1 item
Audio interfaces
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 - Premium audio capacitors - Audio Shielding - 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.Source

Power, cooling & lighting

1 item
Internal headers and connectors
Fan and cooling related 1 x 4-pin CPU Fan header 1 x 4-pin Chassis Fan header Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 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 1 x Clear CMOS header 1 x Front Panel Audio header (AAFP) 1 x Speaker header 1 x 10-1 pin System Panel headerSource

BIOS, software & diagnostics

2 items
CPU support and BIOS requirements
Intel® Socket LGA1700 for Intel® Core™ 14th & 13th Gen Processors, Intel® Core™ 12th Gen, 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

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.

Source
Listed operating systems
Windows® 11 64-bit, Windows® 10 64-bitSource
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