SMB-421Single-socket W790 workstation server motherboard
The SMB-421 is a single-socket W790 workstation server motherboard for high-performance compute, engineering, content creation, and managed professional systems based on Intel Xeon Sapphire Rapids workstation processors.
Highlights
- Supports one high-performance Scalable Sapphire Rapids W2400(64L) or W3400 (112L) processors
- 8 DDR5 RDIMM memory slots, up to 2TB ECC RDIMM
- 8 SATA3(6Gb/s) interfaces, NVME x4 *2 M.2 (Key M) 22110/2280 (CPU), NVME x4 *2 M.2 (Key M) 22110/2280 (PCH)
- 3 RJ45 network ports, two 10GbE ports, and one is an IPMI management interface
Description
The SMB-421 is a single-socket W790 workstation server motherboard for high-performance compute, engineering, content creation, and managed professional systems based on Intel Xeon Sapphire Rapids workstation processors.
It supports W2400 and W3400 processors, eight-channel ECC DDR5 RDIMM memory up to 2TB, SATA and NVMe storage, extensive PCIe expansion, dual 10GbE networking, and dedicated IPMI management through an ASPEED AST2600 BMC.
Specifications
Computing
Processor
1 x Socket E LGA 4677, Intel Xeon Sapphire Rapids Workstation Series, supports Intel Turbo Boost Max Technology 3.0
Memory
Slots, 8 slots (8-channel); 64L only supports DIMMA1/DIMMB1/DIMME1/DIMMF1, Supports 4800/4400MHz ECC DDR5 RDIMM; Capacity, W2400 Processor: 64L up to 1TB 3DS RDIMM, W3400 Processor: 112L up to 2TB 3DS RDIMM; Size, 16G, 32G, 64G, 128G, 256G
Storage
8 x SATA3, Slimine x2, NVME X4 *2 (Key M) 22110/2280 (CPU), NVME X4 *1 M.2 (Key M) 22110/2280 (PCH)
Chipset
Intel W790 CHipset
TPM
1 x SPI TPM header
Management
ASPEED AST2600 BMC; 1 x IPMI Ethernet ports
I/O & Connectivity
Display
1 x VGA, chip ASPEED AST2600 BMC
USB
Onboard: 1 x USB 3.2 Gen 2x2 connector (support(s) USB Type-C®), 1 x USB 3.2 Type-A, 1 x USB 3.2 Gen 1 header(s) support(s) 2 additional USB 3.2 Gen 1 ports; Rear: 1 x USB Type-C, 5 x USB 3.2 Gen 2 Type-A, 2 x USB 2.0 Type-A
LAN
2 x RJ45, 10/1000/2500/5000/10000Mbps, 1 x RJ45, 10/100/1000Mbps, IPMI Management
COM
1 x COM Port header; 1 x DB9 RS232
Audio
1 x Front Panel Audio header; 6 x Audio jacks
Expansion
1 x M.2 E Key for WiFi; 5 x PCIe 5.0 x16 (x16 signal) slots (1, 3, 4, 5, 7), 1 x PCIe 4.0 x16 (x8 signal) slot (4), 3 x PCIe 5.0 x16 (x8 signal) slots (2)
Mechanical & Power
Power
24-pin Main Power connector, 3 x 8-pin +12V Power connector
Dimensions
330 x 305 mm (13.0 x 12.0 in)
Environmental
Operating Temperature
0~35℃ (32~95℉)
Storage Temperature
-40~70℃ (-40~158℉)
Relative Humidity
Operating: 8% ~ 90% (Non-condensing); Storage: 5% ~ 95% (Non-condensing)
