CPUBoss Review Our evaluation of E5-2640 v3 vs E5-2660V4 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

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-2640 v3

Reasons to consider the
Intel Xeon E5-2640 v3

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Much better geekbench 3 Multi-Core score 20,897 vs 6,755 More than 3x better geekbench 3 Multi-Core score
Higher clock speed 2.6 GHz vs 2 GHz More than 30% higher clock speed
Much better performance per dollar 2.22 pt/$ vs 0.18 pt/$ Around 12x better performance per dollar
Much better performance per watt 24.65 pt/W vs 2.55 pt/W Around 9.8x better performance per watt
Slightly higher turbo clock speed 3.4 GHz vs 3.2 GHz More than 5% higher turbo clock speed
Better geekbench 3 single core score 2,889 vs 2,185 More than 30% better geekbench 3 single core score
Lower typical power consumption 73.13W vs 85.31W Around 15% lower typical power consumption
Better overclocked clock speed (Water) 2.6 GHz vs 2 GHz More than 30% better overclocked clock speed (Water)
Lower annual home energy cost 21.68 $/year vs 25.29 $/year Around 15% lower annual home energy cost
Lower annual commercial energy cost 78.84 $/year vs 91.98 $/year Around 15% lower annual commercial energy cost
Front view of Intel E5-2660V4

Reasons to consider the
Intel E5-2660V4

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Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More cores 14 vs 8 6 more cores; run more applications at once
More threads 28 vs 16 12 more threads
Newer Jan, 2016 vs Jul, 2014 Release date over 1 years later
Higher Maximum operating temperature 79 °C vs 74.3 °C More than 5% higher Maximum operating temperature
Slightly better overclocked clock speed (Air) 2.79 GHz vs 2.6 GHz More than 5% better overclocked clock speed (Air)

Benchmarks Real world tests of Xeon E5-2640 v3 vs E5-2660V4

GeekBench 3 (Multi-core) Data courtesy Primate Labs

E5-2660V4
6,755

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2640 v3
3,450,000 MB/s
E5-2660V4
2,600 MB/s

Specifications Full list of technical specs

summary

Xeon E5-2640 v3  vs
E5-2660V4 
Clock speed 2.6 GHz 2 GHz
Turbo clock speed 3.4 GHz 3.2 GHz
Cores Octa core Processing Cores

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AES
AVX
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 90W 105W
Annual home energy cost 21.68 $/year 25.29 $/year
Annual commercial energy cost 78.84 $/year 91.98 $/year
Performance per watt 24.65 pt/W 2.55 pt/W
Typical power consumption 73.13W 85.31W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 64,000 MB/s 76,800 MB/s
Transfer rate 8,000 MT/s 9,600 MT/s
Clock speed 4,000 MHz 4,800 MHz

details

Xeon E5-2640 v3  vs
E5-2660V4 
Architecture x86-64 x86-64
Threads 16 28
Manufacture process 22 nm 14 nm
Max CPUs 2 2
Operating temperature Unknown - 74.3°C Unknown - 79°C

overclocking

Overclocked clock speed 2.6 GHz 2.79 GHz
Overclocked clock speed (Water) 2.6 GHz 2 GHz
Overclocked clock speed (Air) 2.6 GHz 2.79 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
Intel Xeon E5-2640 v3
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Intel E5-2660V4
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