CPUBoss Review Our evaluation of X6550 vs E5-2690 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 E5-2690 

CPUBoss recommends the Intel Xeon E5-2690  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 X6550

Reasons to consider the
Intel Xeon X6550

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Slightly lower typical power consumption 105.63W vs 109.69W Around 5% lower typical power consumption
Slightly lower annual commercial energy cost 113.88 $/year vs 118.26 $/year Around 5% lower annual commercial energy cost
Slightly lower annual home energy cost 31.32 $/year vs 32.52 $/year Around 5% lower annual home energy cost
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 2 GHz Around 45% higher clock speed
Much higher turbo clock speed 3.8 GHz vs 2.4 GHz Around 60% higher turbo clock speed
Much better PassMark score 14,178 vs 2,977 More than 4.8x better PassMark score
Much better PassMark (Single core) score 1,853 vs 600 More than 3x better PassMark (Single core) score
Much better performance per watt 7.64 pt/W vs 0.73 pt/W More than 10.5x better performance per watt
Much better overclocked clock speed (Air) 3.53 GHz vs 2.07 GHz More than 70% better overclocked clock speed (Air)
More l3 cache 20 MB vs 18 MB More than 10% more l3 cache; more data can be stored in the l3 cache for quick access later
Newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Water) 3.92 GHz vs 2 GHz More than 95% better overclocked clock speed (Water)
More l3 cache per core 2.5 MB/core vs 2.25 MB/core More than 10% more l3 cache per core
Newer Mar, 2012 vs Mar, 2010 Release date over 1 years later

Benchmarks Real world tests of Xeon X6550 vs E5-2690

PassMark Data courtesy Passmark

Xeon X6550
2,977
Xeon E5-2690
14,178

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon X6550  vs
E5-2690 
Clock speed 2 GHz 2.9 GHz
Turbo clock speed 2.4 GHz 3.8 GHz
Cores Octa core Octa core
Socket type
LGA 1567
LGA 2011

features

Has a NX bit 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 130W 135W
Annual home energy cost 31.32 $/year 32.52 $/year
Annual commercial energy cost 113.88 $/year 118.26 $/year
Performance per watt 0.73 pt/W 7.64 pt/W
Typical power consumption 105.63W 109.69W

details

Xeon X6550  vs
E5-2690 
Threads 16 16
L2 cache 2 MB 2 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 18 MB 20 MB
L3 cache per core 2.25 MB/core 2.5 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 2 2
Operating temperature Unknown - 69°C Unknown - 72°C

overclocking

Overclocked clock speed 2.07 GHz 3.53 GHz
Overclocked clock speed (Water) 2 GHz 3.92 GHz
Overclocked clock speed (Air) 2.07 GHz 3.53 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 QPI
Number of links 4 2
Data rate 102,400 MB/s 64,000 MB/s
Transfer rate 6,400 MT/s 8,000 MT/s
Clock speed 3,200 MHz 4,000 MHz
Intel Xeon X6550
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Intel Xeon E5-2690
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