TCH ThinkSystem ST550 Tower 4U,Xeon 4208 8C(2.1GHz/11MB/85W),1x16GB/2933/2R/RDIMM,noHDD SFF(upto 8/20),SR930-8i(2GB Flash),2xGbE,1x750W(upto 2),1xp/c,XCCEnterprise