Configure your Lenovo ThinkSystem SR645 V3
New, Lenovo, V3, 1U rack. Dual-socket 1U EPYC for maximum cores per rack unit.
This platform ships brand-new, factory-sealed, assembled to your spec in China with a 1-year warranty.

Drive bays
Pick the bay configuration first; it sets which drives fit. 3.5″ (LFF) bays also take 2.5″ drives via an adapter; 2.5″ (SFF) bays take 2.5″ only.
Processors
Processor model
Pick the processor. A second CPU unlocks the remaining memory slots and PCIe lanes.
Memoryoptional
Add memory modules. Quantity is capped by the available DIMM slots.
Storage controlleroptional
Remote managementoptional
Power supplyoptional
Ships as a redundant hot-plug pair (2×). Wattage follows your CPU and GPU choice.
Networkoptional
Drivesoptional
Add drives up to the chassis bay count. Capacity, interface and media only, brand chosen at build time.
PCIe graphics cardoptional
Optional PCIe graphics card for VDI, CAD or video rendering.
Rack rails
Every rack server ships with a rail kit included. We never send one without rails. Choose the type.
About the Lenovo ThinkSystem SR645 V3
The Lenovo ThinkSystem SR645 V3 is a 1U rack V3 platform on Socket SP5 (LGA6096). It holds up to 24 DDR5 memory modules and up to 10× 2.5″ plus EDSFF NVMe, and configures here from the bare chassis: processor, memory, storage controller, network, power and remote management.
- Platform
- Lenovo V3
- Form factor
- 1U rack
- CPU sockets
- 2× Socket SP5 (LGA6096)
- Memory
- 24 × DDR5 DIMM
- Storage bays
- up to 10× 2.5″ plus EDSFF NVMe
- PCIe GPU
- Supported