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Differences What are the advantages of each

Front view of Intel Xeon X5670

Reasons to consider the
Intel Xeon X5670

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Much higher clock speed 2.93 GHz vs 2.3 GHz More than 25% higher clock speed
Much higher Maximum operating temperature 81.3 °C vs 69 °C Around 20% higher Maximum operating temperature
Lower typical power consumption 77.19W vs 85.31W Around 10% lower typical power consumption
Lower annual commercial energy cost 83.22 $/year vs 91.98 $/year Around 10% lower annual commercial energy cost
Lower annual home energy cost 22.89 $/year vs 25.29 $/year Around 10% lower annual home energy cost
Front view of Intel Xeon E7-2850 v2

Reasons to consider the
Intel Xeon E7-2850 v2

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Much more l3 cache 24 MB vs 12 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache 3 MB vs 2 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
More threads 24 vs 12 Twice as many threads
Newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Newer Feb, 2014 vs Mar, 2010 Release date over 3 years later

Features Key features of the Xeon X5670  vs E7-2850 v2 

clock speed

Xeon X5670
2.93 GHz
Xeon E7-2850 v2
2.3 GHz

L2 cache

L3 cache

Specifications Full list of technical specs

summary

Xeon X5670  vs
E7-2850 v2 
Clock speed 2.93 GHz 2.3 GHz
Cores Hexa core Dodeca core
Socket type
LGA 1366
LGA 2011

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 105W
Annual home energy cost 22.89 $/year 25.29 $/year
Annual commercial energy cost 83.22 $/year 91.98 $/year
Typical power consumption 77.19W 85.31W

details

Xeon X5670  vs
E7-2850 v2 
Architecture x86-64 x86-64
Threads 12 24
L2 cache 2 MB 3 MB
L3 cache 12 MB 24 MB
Manufacture process 32 nm 22 nm
Max CPUs 2 2
Clock multiplier 22 23
Operating temperature Unknown - 81.3°C Unknown - 69°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
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 31,999.98 MB/s 42,666.64 MB/s
Intel Xeon X5670
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Intel Xeon E7-2850 v2
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