CPUBoss Review Our evaluation of E5-2660 v3 vs 5120 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

5.5

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5-2660 v3 

CPUBoss recommends the Intel Xeon E5-2660 v3  based on its performance, single-core performance and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-2660 v3

Reasons to consider the
Intel Xeon E5-2660 v3

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Much higher clock speed 2.6 GHz vs 1.86 GHz Around 40% higher clock speed
More threads 20 vs 2 18 more threads
More cores 10 vs 2 8 more cores; run more applications at once
Much better PassMark score 16,161 vs 1,249 Around 13x better PassMark score
Much better PassMark (Single core) score 1,820 vs 723 More than 2.5x better PassMark (Single core) score
Much better performance per watt 13.11 pt/W vs 0.95 pt/W More than 13.8x better performance per watt
Significantly newer manufacturing process 22 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Much better overclocked clock speed (Air) 2.6 GHz vs 2.2 GHz Around 20% better overclocked clock speed (Air)
Newer Jul, 2014 vs Jun, 2006 Release date over 8 years later
Much better overclocked clock speed (Water) 2.6 GHz vs 2.2 GHz Around 20% better overclocked clock speed (Water)
Front view of Intel Xeon 5120

Reasons to consider the
Intel Xeon 5120

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Significantly lower typical power consumption 52.81W vs 85.31W Around 40% lower typical power consumption
Significantly lower annual commercial energy cost 56.94 $/year vs 91.98 $/year Around 40% lower annual commercial energy cost
Significantly lower annual home energy cost 15.66 $/year vs 25.29 $/year Around 40% lower annual home energy cost

Benchmarks Real world tests of Xeon E5-2660 v3 vs 5120

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon 5120
3,487

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2660 v3
3,050,000 MB/s
Xeon 5120
96.45 MB/s

PassMark Data courtesy Passmark

Xeon 5120
1,249

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2660 v3  vs
5120 
Clock speed 2.6 GHz 1.86 GHz
Cores Deca core Dual core

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
AVX
SSE3
SSE
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 105W 65W
Annual home energy cost 25.29 $/year 15.66 $/year
Annual commercial energy cost 91.98 $/year 56.94 $/year
Performance per watt 13.11 pt/W 0.95 pt/W
Typical power consumption 85.31W 52.81W

details

Xeon E5-2660 v3  vs
5120 
Architecture x86-64 x86-64
Threads 20 2
Manufacture process 22 nm 65 nm
Max CPUs 2 2
Operating temperature Unknown - 79°C Unknown - 65°C

overclocking

Overclocked clock speed 2.6 GHz 2.2 GHz
Overclocked clock speed (Water) 2.6 GHz 2.2 GHz
Overclocked clock speed (Air) 2.6 GHz 2.2 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

bus

Architecture QPI FSB
Number of links 2 1
Clock speed 4,800 MHz 1,066 MHz
Intel Xeon E5-2660 v3
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Intel Xeon 5120
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