In product description writed "HP Z640 Tower - 2X Intel Xeon E5-2680 V3 2.5GHz 12 Core - 128GB DDR4 RAM - LSI 9217 4i4e SAS SATA Raid Card - 2TB (2X New 1TB SSD Enterprise) - NVS 310 512MB - 925W PSU - Windows 10 PRO (Renewed)". But the CPU riser board is not working, I can use only 1 CPU and 64GB RAM. 2-nd CPU and another 64GB RAM has not been detected. The SSD's is not new and enterprise. One of SSD's has used 40295 hours and has health status 66% and another used for 13000 hours and has health status good. After conversation with the seller, seller send another cpu riser board and one ssd. I place 4 stars for inconvenience.