4-DW GPU Model / 8-DW GPU Model specification
The following information is a summary of the features and specifications of the 4-DW GPU Model and the 8-
DW GPU Model servers. Depending on the model, some features might not be available, or some
specifications might not apply.
Table 2. The 4-DW GPU Model / 8-DW GPU Model specification
Specification Description
Weight
• 4-DW GPU Model weights approximately 36.7 kg ( 81 lbs.), depending on your
configuration.
• 8-DW GPU Model weighs approximately 39 kg (86 lbs.), depending on your
configuration.
Storage expansion The 4-DW GPU Model supports one of following storage configuration:
• Up to eight hot-swap 2.5-inch SAS/SATA/NVMe drives
• Up to four hot-swap 3.5-inch SATA drives
The 8-DW GPU Model supports the following storage configuration:
• Up to six hot-swap EDSFF drives
Expansion slots
• Front I/O expansion board
– Slot 1 to 2 (Front I/O expansion board)
– PCI Express 4.0 x16, FH/FL
• Front GPU expansion board
– Slot 3 to 6 (4-DW GPU Model)
– PCI Express 4.0 x16, double-wide, FH/FL
– Slot 3 to 10 (8-DW GPU Model)
– PCIe Express 4.0 x16, double-wide / single-wide, FH/FL
• Rear PCIe riser 1
– Slot 15 to 16 (Rear PCIe riser 1 with one riser slot cabled)
– Slot 15: PCI Express 4.0 x16, FH/HL
– Slot 16: PCI Express 4.0 x16 / x8, FH/HL
• Rear PCIe riser 2
– Slot 20 to 21 (Rear PCIe riser 2 with one riser slot cabled)
– Slot 20: PCI Express 4.0 x16, FH/HL
– Slot 21: PCI Express 4.0 x16 / x8, FH/HL
• OCP
– Slot 27 (OCP):
– PCI Express 4.0 x16 / x8 OCP 3.0 Ethernet adapter connector
Note: When Front I/O expansion board is installed, rear PCIe riser 1 and rear PCIe
riser 2 are not available.
6 ThinkSystem SR670 V2 Maintenance Manual