HP Intel Xeon X5260, Ref, Intel® Xeon® 5000 Sequence, LGA 771 (Socket J), 45 nm, X5260, 3.33 GHz, 32-bit, 64-bit HP Intel Xeon X5260, Ref. Processor family: Intel® Xeon® 5000 Sequence, Processor socket: LGA 771 (Socket J), Processor lithography: 45 nm. Market segment: Server, Number of Processing Die Transistors: 410 M, Processing Die size: 107 mm². Intel® Virtualization Technology (Intel® VT): VT-x