HP Z800 Intel Xeon Quad-Core Workstation

The specs shows Processor: Dual Intel Xeon X5560 2.8GHz (Turbo up to 3.2GHz) 8MB Smart Cache Quad-Core x 2, However Intel Xeon X5560 should be 12MB Smart Cache and 6 Cores. Am I correct?

Per the vendor: Nope, our specs are correct:

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