@haitch Of the octa core this is what is
These servers are particularly unique. They are two-socket Intel foxconn servers Xeon E5-2600 and 16 slots for DIMMS that make the perfect E5-2600 engine at a bargain price. 39 servers below can supply in rack cabinets £9.170 ex VAT each equipped with 16 cores and up to 64 GB ECC DDR3 of RAM each. These servers are designed without a lid for easy maintenance, use the server above them in the rack as your effective top Cabinet. These servers are designed without a lid for easy maintenance, use the server above them in the rack as your effective top Cabinet. Rails for these servers are of medium length and does not fit in a standard rack cabinet, keep in mind.
And on the other I have less data yet
Chenbro Cloud Server 2x Intel Xeon Quad Core E5506 2.13GHz 72GB RAM Rackable 2U
I'm looking at this too
IBM QUAD CORE XEON SERVER 3GHZ 8GB ECC RAM SAS XYRATEX HS1235E-23H1-12TB-0IBM