Pro B550M-C/CSM
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Pro B550M-C/CSM
Model
Pro B550M-C/CSM
CPU
AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors *,* Refer to www.junchengjj.com for CPU support list
Chipset
AMD B550
Memory
4 x DIMM, Max. 128GB, DDR4 4866(O.C)/4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4333(O.C.)/4266(O.C.)/4200(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3333(O.C.)/3200/3000/2933/2800/2666/2400/2133 MHz Un-buffered Memory *,* Refer to www.junchengjj.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.,Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU.
Graphic
1 x HDMI 2.1(4K@60HZ),*Graphics specifications may vary between CPU types.
Expansion Slots
AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors,1 x PCIe 4.0 x16 (x16 mode) *,AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors,* Support PCIe bifurcation for RAID on CPU function.,AMD B550 Chipset,1 x PCIe 3.0 x4 *1,1 x PCIe 3.0 x16 (x16 mode),1 x PCI
Storage
AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors : ,AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors : ,Total supports 2 x M.2 slot(s) and 4 x SATA 6Gb/s ports,1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support,AMD B550 Chipset : ,1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280 (PCIE 4.0 x4 and SATA modes) storage devices support,1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support,4 x SATA 6Gb/s port(s),,Support Raid 0, 1, 10
LAN
Realtek RTL8111H 1Gb Ethernet
Audio
Realtek ALC887/8977.1 Surround Sound High Definition Audio CODEC *,- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.
USB Ports
Rear USB Port ( Total 6 ),2 x USB 3.2 Gen 1 port(s)(2 x Type-A),Front USB Port ( Total 7 ),4 x USB 3.2 Gen 1 port(s)(4 x Type-A),2 x USB 2.0 port(s)(2 x Type-A),2 x USB 3.2 Gen 2 port(s)(1 x Type-A +1 x USB Type-C®),3 x USB 2.0 port(s)
Software Features
ASUS Exclusive Software
IT Management software supported
- ASUS Control Center Express(ACCE)
IT Management software supported
- ASUS Control Center Express(ACCE)
ASUS Special Features
ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
ASUS EZ DIY
- Box Headers
Bespoke Motherboard Design & Business Focused Features
- ASUS Self Recovering Bioses
- ASUS Event Log
- ASUS Commercial Bioses kit
- Anti-Moisture
- 24/7 Reliability
- Overcurrent Protection
TPM2.0 IC Onboard
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
ASUS EZ DIY
- Box Headers
Bespoke Motherboard Design & Business Focused Features
- ASUS Self Recovering Bioses
- ASUS Event Log
- ASUS Commercial Bioses kit
- Anti-Moisture
- 24/7 Reliability
- Overcurrent Protection
TPM2.0 IC Onboard
Back I/O Ports
1 x Realtek® RTL8111H,2 x USB 3.2 Gen 2 (1 x Type-A+1 x USB Type-C®),2 x USB 3.2 Gen 1 Type-A,2 x DisplayPort,1 x PS/2 keyboard (purple),1 x PS/2 mouse (green),1 x HDMI,2 x USB 2.0,3 x Audio jack(s)
Internal I/O Ports
1 x COM port header,2 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 4 USB 3.2 Gen 1 port(s),1 x SMBus header(s),2 x USB 2.0 connector(s) support(s) additional 3 USB 2.0 port(s),2 x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (SATA mode & X4 PCIE mode),1 x Thunderbolt header(s),1 x Chassis intrusion header,1 x CPU Fan connector(s),2 x Chassis Fan connector(s),1 x M.2 with E key for Wi-Fi module,1 x LPT header,4 x SATA 6Gb/s connector(s),1 x 24-pin EATX Power connector(s),1 x 8-pin EATX 12V Power connectors,1 x Front panel audio connector(s) (AAFP),1 x System panel(s),1 x Clear CMOS jumper(s),1 x COM port header,1 x LPC Debug header,1 x Speaker connector
Accessories
3 x M.2 SSD screw package(s),2 x M.2 SSD Hex screw packages,1 x ACC Express Activation Key Card,2 x SATA 6Gb/s cable(s),User manual,I/O Shield,2 x SATA 6Gb/s cable(s),1 x Supporting DVD
Bioses
256 Mb Flash ROM, UEFI AMI Bioses
Manageability
WOL by PXE
Operating System
Windows® 10 64-bit
Form Factor
mATX Form Factor,9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )
Note
*1 The PCIe x4 slot runs x2 mode when the PCI slot is occupied.

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