Lenovo Intel Xeon Silver 4215R. Processor family: Intel Xeon Silver, Processor socket: LGA 3647 (Socket P), Processor lithography: 14 nm. Memory channels: Hexa-channel, Maximum internal memory supported by processor: 1000 GB, Memory types supported by processor: DDR4-SDRAM. Supported instruction sets: AVX,AVX 2.0,AVX-512,SSE4.2, Scalability: 2S. Processor package size: 76 x 56.5 mm. Compatibility: ThinkSystem SR590/SR650