ASUS Pro Q670M-C-CSMUK manufacturer specification · Pro Q670M-C-CSM- Chipset
- Intel® Q670 ChipsetThis one: Intel® B660 Chipset
MOTHERBOARDS
ASUS Pro B660M-C D4-CSM
UK manufacturer specification
- CPU socket
- LGA1700
- Chipset
- Intel® B660 Chipset
- Form factor and dimensions
- microATX 24.4cm x 24.4cm
Pro B660M-C D4-CSM motherboard, identified in the ASUS UK catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.
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THE ACTUAL PRODUCT
Compare with ASUS Pro Q670M-C-CSM
Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.
The nearest checked motherboards by key specifications, with what differs from the ASUS Pro B660M-C D4-CSM. The first matches the Compare button above.
ASUS Pro Q670M-C-CSMUK manufacturer specification · Pro Q670M-C-CSM
ASUS PRIME B660-PLUS D4UK manufacturer specification · PRIME B660-PLUS D4- Form factor and dimensions
- ATX, 30.5cm x 24.4cmThis one: microATX 24.4cm x 24.4cm
ASUS PRIME B660M-A D4UK manufacturer specification · PRIME B660M-A D4- Form factor and dimensions
- mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )This one: microATX 24.4cm x 24.4cm
Key strengths
Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.
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.
Works with
Products in this catalogue that list the same socket or memory type as the ASUS Pro B660M-C D4-CSM. 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.
- 2 LGA1700 processorsSocket LGA1700 on both, from cited specifications
- 8 DDR4 memory kitsMemory type DDR4 on both, from cited specifications
Every specification. With its source.
Full specifications
Exact configuration: UK manufacturer specification · Pro B660M-C D4-CSM
13 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Platform & board
3 items
Memory
1 item
- Memory type, slots and limit
- 4 x DIMM, Max. 128GB, DDR4 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 support depends on the CPU types and DRAM modules, for more information refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).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
- 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 - Intel® 12th Gen processors support PCIe 4.0 x4 mode Intel® B660 Chipset** M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4) 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 4 ports) 2 x USB 3.2 Gen 1 ports (2 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 (suppports 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 portsSource
- Rear-panel ports
- 2 x USB 3.2 Gen 1 ports (2 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 2 x DisplayPort 1 x HDMI® port 1 x D-Sub port 1 x Intel® 1Gb Ethernet port 3 x Audio jacks 1 x PS/2 keyboard (purple) port 1 x PS/2 mouse (green) portSource
Networking
1 item
- Network interfaces and requirements
- 1 x Intel® 1Gb Ethernet ASUS LANGuard; M.2 slot only (Key E, CNVi & PCIe)* *Wi-Fi module is sold separately.Source
Audio
1 item
- Audio interfaces
- Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback " * 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 2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (suppports 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 1 x Clear CMOS header 1 x Chassis Intrude header 2 x COM Port headers 1 x Front Panel Audio header (AAFP) 1 x COM debug header 1 x LPT header 1 x Mono-out header(with Amp IC) 1 x M.2 slot (Key E) 1 x SMBUS header 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: 128Mb Flash ROM
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, Windows® 10 64-bitSource
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