Processor: Intel Xeon 5405 QuadlCore 2.0GHz/13333MHz (1, up to 2) Cache Memory: 12MB L2 cache Memory: 1024 MB (2*512MB) Standard, to 32 GB (Maximum) FBD PC2-5300 Network Controller: NC105i Gigabit Server Adapters (2x10/100/1000) Storage Controller: HP SC40Ge SAS HBA with RAID (RAID 0/1) Hard Drive: optional LFF (3.5`) SAS HDD (up to 4) Internal Storage: 3TB max. SATA or 1.2TB SAS Optical Drive: optional Power Supply: single only Form Factor: Rack (1U)