Sony VAIO(R) VPCSA2SGX/T Signature SA2 Series 13.3" Notebook PC Intel Core i7-2620M 2.70GHz Processor with Intel Turbo(R) Boost Technology up to 3.40GHz 4GB DDR3-1333MHz RAM (8GB max) 256GB Solid State Drive (128GB x 2, RAID 0 x 2) Windows 7 Professional SP1 64-Bit 4MB Smart Cache