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Differences What are the advantages of each

Front view of Intel Xeon E5-2690

Reasons to consider the
Intel Xeon E5-2690

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Much higher clock speed 2.9 GHz vs 1.9 GHz Around 55% higher clock speed
Much higher turbo clock speed 3.8 GHz vs 2.4 GHz Around 60% higher turbo clock speed
Much better PassMark (Single core) score 1,853 vs 1,245 Around 50% better PassMark (Single core) score
Front view of Intel Xeon E5-2440 v2

Reasons to consider the
Intel Xeon E5-2440 v2

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Much higher Maximum operating temperature 80 °C vs 72 °C More than 10% higher Maximum operating temperature
Significantly lower typical power consumption 77.19W vs 109.69W Around 30% lower typical power consumption
Newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly lower annual commercial energy cost 83.22 $/year vs 118.26 $/year Around 30% lower annual commercial energy cost
Significantly lower annual home energy cost 22.89 $/year vs 32.52 $/year Around 30% lower annual home energy cost
Newer Jan, 2014 vs Mar, 2012 Release date over 1 years later

Benchmarks Real world tests of Xeon E5-2690 vs E5-2440 v2

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2690
1,975,000 MB/s
Xeon E5-2440 v2
1,410,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2690  vs
E5-2440 v2 
Clock speed 2.9 GHz 1.9 GHz
Turbo clock speed 3.8 GHz 2.4 GHz
Cores Octa core Octa core
Socket type
LGA 2011
LGA 1356

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 135W 95W
Annual home energy cost 32.52 $/year 22.89 $/year
Annual commercial energy cost 118.26 $/year 83.22 $/year
Performance per watt 7.64 pt/W 7.05 pt/W
Typical power consumption 109.69W 77.19W

bus

Architecture QPI QPI
Number of links 2 1
Data rate 64,000 MB/s 28,800 MB/s
Transfer rate 8,000 MT/s 7,200 MT/s
Clock speed 4,000 MHz 3,600 MHz

details

Xeon E5-2690  vs
E5-2440 v2 
Architecture x86-64 x86-64
Threads 16 16
L2 cache 2 MB 2 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 20 MB 20 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 2 2
Clock multiplier 38 19
Voltage range 0.6 - 1.35V 0.65 - 1.3V
Operating temperature Unknown - 72°C Unknown - 80°C

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Triple Channel
Supports ECC Yes Yes
Maximum bandwidth 51,200 MB/s 38,400 MB/s
Maximum memory size 393,216 MB 393,216 MB
Intel Xeon E5-2690
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Intel Xeon E5-2440 v2
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