Original Intel Xeon W3530 2.8 GHz Quad-Core (BX80601W3530) Processor CPU 735858213844 | eBay
Apple Mac Pro A1289 MacPro5,1 (Mid 2010/Nehalem) Quad Core Intel Xeon W3530 @ 2.8GHz / 6GB DDR 1066MHz SDRAM / 500GB Seagate ST500DM002 HDD / OS X Mountain Lion / ATI Radeon HD 5770
INTEL XEON W3530 Processor 2.8GHZ/8M/2400 LGA 1366 Socket B CPU SLBKR | eBay
Apple Mac Pro (Tower, Mid 2010) 2.8 GHz 4-Core Xeon W3530 MC560LL/A - Specifications - SellYourMac.com
OVERCLOCK ASUS RAMPAGE II EXTREME XEON W3530 @4.0GHz.+BIOS+Sapphire RX470 NITRO TEST - YouTube