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Intel Xeon X5687

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Code nameWestmere-EP
Base clock3600 MHz
Turbo full / half / single3733 | 3733 | 3866 MHz
Base multiplier27×
Technology32 nm
Transistors1170 million
Die size240 mm2
Cores / threads4 / 8
L1 data cache4 × 32 kB
L1 inst. cache4 × 32 kB
L2 cache4 × 256 kB
L2 cache typeOn-die, full speed
L3 cache12288 kB
L3 cache typeOn-die, 2666 MHz
Basic inst.x86, x87, MMX, SSE
Extended inst.SSE2, (S)SSE3
Extended inst. 2EM64T, SSE(4.1, 4.2)
Extended inst. 3VT-x, AES-NI
Extended inst. 4
Bus typeQPI, 6400 MHz, 32 bit
Bus bandwith25600 MB/s
SocketSocket 1366
Package1366-land FC-LGA8
Package size45 x 42.5 mm
Manufacture date34th week of 2011
Voltage1.2 V
TDP130 W
Memory controllerDDR3 1333, 192 bit
Integrated VGA-
Release date2011
Intel Xeon X5687 (front side)

Intel Xeon X5687 (front side)

Intel Xeon X5687 (back side)

Intel Xeon X5687 (back side)