Intel Xeon Nehalem-EX 4-core E7520 1.86Ghz

Intel Xeon Nehalem-EX 4-core E7520 1.86Ghz 18MB cache 4.86 GT/s Intel® QPI LGA 1567, Hyper-Threading

General information
Model number	E7520
CPU part number	AT80604004887AA
Box part number	BX80604E7520
Frequency (MHz)	1867
Bus speed (MHz)	2400 MHz QPI
Package	1567-land Flip-Chip Land Grid Array (FC-LGA8)
Socket	Socket 1567 (LGA1567)

Architecture / Microarchitecture
Processor core	Beckton
Core stepping	D0 (SLBRK)
Manufacturing process	0.045 micron
Data width	64 bit
Number of cores	4
Floating Point Unit	Integrated
Level 1 cache size	4 x 32 KB instruction caches 4 x 32 KB data caches
Level 2 cache size	4 x 256 KB
Level 3 cache size	18 MB
Multiprocessing	Up to 8 processors
Features	MMX instruction set SSE SSE2 SSE3 Supplemental SSE3 SSE4.1 SSE4.2 EM64T technology Virtualization technology (VT-x and VT-d) Execute Disable bit Hyper-Threading technology Turbo Boost Technology RAS with Machine Check Architecture recovery
Low power features	Enhanced SpeedStep technology
On-chip peripherals	2 integrated DDR3 SDRAM memory controllers with 2 dual-channel Scalable Memory Interfaces per controller Quick Path Interconnect (4 links) PCI Express 2.0 interface

Electrical/Thermal parameters
Thermal Design Power (W)	95