CPUBoss Review Our evaluation of E5-2640 vs E5-2690V4 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

5.6

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5-2640 

CPUBoss recommends the Intel Xeon E5-2640  based on its power consumption and value.

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VS

Intel Xeon E5-2640

CPUBoss Winner
Front view of Intel Xeon E5-2640

Differences What are the advantages of each

Front view of Intel Xeon E5-2640

Reasons to consider the
Intel Xeon E5-2640

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Much lower typical power consumption 77.19W vs 109.69W Around 30% lower typical power consumption
Much better performance per dollar 0.81 pt/$ vs 0.33 pt/$ Around 2.5x better performance per dollar
Better performance per watt 7.66 pt/W vs 5.06 pt/W More than 50% better performance per watt
Much lower annual home energy cost 22.89 $/year vs 32.52 $/year Around 30% lower annual home energy cost
Much lower annual commercial energy cost 83.22 $/year vs 118.26 $/year Around 30% lower annual commercial energy cost
Front view of Intel E5-2690V4

Reasons to consider the
Intel E5-2690V4

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Much more l3 cache 35 MB vs 15 MB More than 2.2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much newer manufacturing process 14 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher turbo clock speed 3.5 GHz vs 3 GHz More than 15% higher turbo clock speed
More cores 14 vs 6 8 more cores; run more applications at once
More threads 28 vs 12 16 more threads
Supports more RAM 1,572,864 MB vs 393,216 MB Supports 4x more RAM
Significantly better PassMark score 21,801 vs 15,348 More than 40% better PassMark score
Significantly higher Maximum operating temperature 89 °C vs 73 °C More than 20% higher Maximum operating temperature
Newer Jan, 2016 vs Mar, 2012 Release date over 3 years later
Better overclocked clock speed (Air) 3.32 GHz vs 2.9 GHz Around 15% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 3.17 GHz vs 2.5 GHz More than 25% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E5-2640 vs E5-2690V4

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2640
9,664
E5-2690V4
70,161

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E5-2640
2,099
E5-2690V4
2,942

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2640
1,400,000 MB/s
E5-2690V4
3,670 MB/s

PassMark Data courtesy Passmark

Xeon E5-2640
15,348
E5-2690V4
21,801

PassMark (Single Core)

Xeon E5-2640
1,854
E5-2690V4
1,917

Specifications Full list of technical specs

summary

Xeon E5-2640  vs
E5-2690V4 
Clock speed 2.5 GHz 2.6 GHz
Turbo clock speed 3 GHz 3.5 GHz
Cores Hexa core Processing Cores

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
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 135W
Annual home energy cost 22.89 $/year 32.52 $/year
Annual commercial energy cost 83.22 $/year 118.26 $/year
Performance per watt 7.66 pt/W 5.06 pt/W
Typical power consumption 77.19W 109.69W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 57,600 MB/s 76,800 MB/s
Transfer rate 7,200 MT/s 9,600 MT/s
Clock speed 3,600 MHz 4,800 MHz

details

Xeon E5-2640  vs
E5-2690V4 
Architecture x86-64 x86-64
Threads 12 28
L3 cache 15 MB 35 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 32 nm 14 nm
Max CPUs 2 2
Operating temperature Unknown - 73°C Unknown - 89°C

overclocking

Overclocked clock speed 2.9 GHz 3.32 GHz
Overclocked clock speed (Water) 2.5 GHz 3.17 GHz
Overclocked clock speed (Air) 2.9 GHz 3.32 GHz

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
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 393,216 MB 1,572,864 MB
Intel Xeon E5-2640
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Intel E5-2690V4
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