SUPERMICRO SYS-6027PR-DTR 4U Rackmount Server Barebone Dual LGA 2011 Intel C606 DDR3 1866/1600/1333/1066/800 CPU Type: Support Dual Intel Xeon E5-2600 family (up to 135W TDP ) Installed CPU: No CPU Installed Max Processors: 2 Memory Slots: 16 x 240Pin Installed Memory Size: No Memory Installed Max Memory Supported: Up to 1TB DDR3 ECC LRDIMM Up to 512GB DDR3 ECC Registered memory (RDIMM) Up to 128GB DDR3 ECC Un-Buffered memory (UDIMM) ECC Supported: Yes Registered: Yes