HP 5218. Processor family: Intel® Xeon® Gold, Processor socket: FCLGA3647, 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: 4S. Processor package size: 76.0 x 56.5 mm