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Differences What are the advantages of each

Front view of Intel Xeon 7120M

Reasons to consider the
Intel Xeon 7120M

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Supports more CPUs in SMP configuration 32 vs 1 31 supports more CPUs in SMP configuration
Much more l2 cache 4 MB vs 2 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 2 MB/core vs 0.33 MB/core More than 6x more l2 cache per core
Much lower typical power consumption 77.19W vs 121.88W More than 35% lower typical power consumption
Much lower annual home energy cost 22.89 $/year vs 36.13 $/year More than 35% lower annual home energy cost
Much lower annual commercial energy cost 83.22 $/year vs 131.4 $/year More than 35% lower annual commercial energy cost
Front view of Intel Core i7 3970X

Reasons to consider the
Intel Core i7 3970X

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Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly more l3 cache 15 MB vs 4 MB 3.8x more l3 cache; more data can be stored in the l3 cache for quick access later
Higher clock speed 3.5 GHz vs 3 GHz More than 15% higher clock speed
More cores 6 vs 2 Three times as many cores; run more applications at once
More threads 12 vs 4 Three times as many threads
Much better overclocked clock speed (Air) 4.57 GHz vs 3 GHz More than 50% better overclocked clock speed (Air)
Newer Nov, 2012 vs Aug, 2006 Release date over 6 years later
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Higher Maximum operating temperature 66.8 °C vs 60 °C More than 10% higher Maximum operating temperature
Much better overclocked clock speed (Water) 4.44 GHz vs 3 GHz Around 50% better overclocked clock speed (Water)

Features Key features of the Xeon 7120M  vs Core i7 3970X 

clock speed

Xeon 7120M
3 GHz
Core i7 3970X
3.5 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Xeon 7120M
3 GHz
Core i7 3970X
4.57 GHz

overclocked clock speed (water)

Xeon 7120M
3 GHz
Core i7 3970X
4.44 GHz

TDP

Specifications Full list of technical specs

summary

Xeon 7120M  vs
Core i7 3970X 
Clock speed 3 GHz 3.5 GHz
Cores Dual core Hexa core
Socket type
604
LGA 2011

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 150W
Annual home energy cost 22.89 $/year 36.13 $/year
Annual commercial energy cost 83.22 $/year 131.4 $/year
Typical power consumption 77.19W 121.88W

bus

Architecture FSB DMI 2.0
Number of links 1 1

details

Xeon 7120M  vs
Core i7 3970X 
Architecture x86-64 x86-64
Threads 4 12
L2 cache 4 MB 2 MB
L2 cache per core 2 MB/core 0.33 MB/core
L3 cache 4 MB 15 MB
L3 cache per core 2 MB/core 2.5 MB/core
Manufacture process 65 nm 32 nm
Max CPUs 32 1
Clock multiplier 15 35
Voltage range 1.1 - 1.35V 0.6 - 1.35V
Operating temperature Unknown - 60°C Unknown - 66.8°C

overclocking

Overclocked clock speed 3 GHz 4.57 GHz
Overclocked clock speed (Water) 3 GHz 4.44 GHz
Overclocked clock speed (Air) 3 GHz 4.57 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
Intel Xeon 7120M
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Intel Core i7 3970X
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