Intel Xeon E5-2650 v2 vs Intel Xeon E5640

Table of Contents

Physical Specifications

Socket Intel Socket 2011 Intel Socket 1366
Foundry Intel Intel
Process size 22 nm 32 nm
Transistors 1,400 million 1,170 million
Die size 160 mm² 239 mm²
Package FC-LGA10

Performance

Frequency 2.6 GHz 2.666 GHz
Turbo clock up to 3.4 GHz up to 2.933 GHz
Base clock 100 MHz 133 MHz
Multiplier 26.0x 20.0x
Multiplier unlocked No No
TDP 95 W 80 W
Voltage 1.35 V

Architecture Details

Vertical Segment Server/Workstation Server/Workstation
Production status unknown End-of-life
Release date Sep 1st, 2013 Mar 16th, 2010
Codename Ivy Bridge-EP Westmere-EP
Generation Xeon E5 Xeon
Part SR1A8 SLBVC
Memory support DDR3 Quad-channel DDR3 Triple-channel
ECC memory Yes Yes
PCI Express Gen 3 Gen 2

Cores

Total Cores 8 4
Total Threads 16 8
SMP # CPUs 2 2
Integrated graphics

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 20MB (shared) 12MB (shared)

Features & Technologies

5.86GT/s QPI Yes
AES-NI Yes Yes
AVX Yes
ECC Yes
EIST Yes Yes
EPT Yes
F16C Yes
HTT Yes Yes
Intel 64 Yes Yes
MMX Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.2 Yes Yes
SSSE3 Yes Yes
TXT Yes Yes
VT-d Yes
VT-x Yes Yes
XD bit Yes
XD-Bit Yes

Compare

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