ThinkSystem SR645 V3 Rack Server

Tech Specs

Form Factor	1U rack server
Processors	Up to 2x 4^th or 5^th Generation AMD EPYC™ Processors
Memory	Up to 24x TruDDR5 memory slots Up to 6TB with support for 3DS RDIMMs; up to 1DPC at 6400MHz
Drive Bays	Up to 4x 3.5″ 12x 2.5″ drives or 16x EDSFF drives
Expansion Slots	Up to 3x PCIe 4.0 slots 2x PCIe 5.0 slots OCP 3.0 adapter slot
GPU	Up to 4x single-width GPUs
Network Interface	OCP 3.0 mezz adapter, PCIe adapters
Power	Dual Redundant AC & DC Supplies with Titanium/Platinum (ErP Lot 9 Compliant)
Ports	Front: 1x USB 3.1 G1, 1x USB 2.0 with XCC connection for mobile device, 1x VGA (optional), Optional external Diagnostic Port Rear: 3x USB 3.1 G1, 1x VGA Port, 1x Serial port (optional), System ID LED, Error LED, NMI Button Front: USB 3.1 (USB 5Gbps) USB 2.0 with XCC connection for mobile device Optional: VGA Optional: External Diagnostic Port Rear: 3x USB 3.1 (USB 5Gbps) VGA Port System ID LED Error LED NMI Button Optional: Serial port
Systems Management	Lenovo XClarity Controller
OS Support	Microsoft Windows Server SUSE Linux Enterprise Server Red Hat Enterprise Linux VMware ESXi
Limited Warranty	1 & 3-year customer replaceable unit and onsite services next business day 9×5 optional service upgrades
Datasheet	Lenovopress.com/ds0147