OP3070SFFYK5R3 - OptiPlex 3070 SFF i5 99500 4GB (1DIMMS) 500GB 7.2K INTEL HD NA ROM NOWRLS W10 SFF. Intel Core i59500 (6 Cores/9MB/6T/3.0GHz to 4.4GHz/65W); supports Windows 10/Linux. 4GB 1X4GB DDR4 2666MHz UDIMM NonECC. 3.5" 500GB 7200RPM SATA Hard Disk