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Differences What are the advantages of each

Front view of Intel Xeon 7120N

Reasons to consider the
Intel Xeon 7120N

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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 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much higher clock speed 3 GHz vs 1.4 GHz Around 2.2x higher clock speed
Much more l2 cache per core 2 MB/core vs 0.5 MB/core 4x more l2 cache per core
Much more l3 cache per core 2 MB/core vs 0.25 MB/core 8x more l3 cache per core
More l3 cache 4 MB vs 0.5 MB 8x more l3 cache; more data can be stored in the l3 cache for quick access later
Much better overclocked clock speed (Air) 3 GHz vs 1.41 GHz Around 2.2x better overclocked clock speed (Air)
More threads 4 vs 2 Twice as many threads
Much better overclocked clock speed (Water) 3 GHz vs 1.4 GHz Around 2.2x better overclocked clock speed (Water)
Front view of AMD E1 1200

Reasons to consider the
AMD E1 1200

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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
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much lower typical power consumption 14.63W vs 77.19W 5.3x lower typical power consumption
Much higher Maximum operating temperature 100 °C vs 60 °C More than 65% higher Maximum operating temperature
Newer Jun, 2012 vs Aug, 2006 Release date over 5 years later
Much lower annual home energy cost 4.34 $/year vs 22.89 $/year 5.3x lower annual home energy cost
Much lower annual commercial energy cost 15.77 $/year vs 83.22 $/year 5.3x lower annual commercial energy cost

Features Key features of the Xeon 7120N  vs E1 1200 

clock speed

Xeon 7120N
3 GHz
E1 1200
1.4 GHz

L2 cache

Xeon 7120N
4 MB
E1 1200
1 MB

L3 cache

Xeon 7120N
4 MB
E1 1200
0.5 MB

overclocked clock speed (air)

Xeon 7120N
3 GHz
E1 1200
1.41 GHz

overclocked clock speed (water)

Xeon 7120N
3 GHz
E1 1200
1.4 GHz

TDP

Specifications Full list of technical specs

summary

Xeon 7120N  vs
E1 1200 
Clock speed 3 GHz 1.4 GHz
Cores Dual core Dual core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 18W
Annual home energy cost 22.89 $/year 4.34 $/year
Annual commercial energy cost 83.22 $/year 15.77 $/year
Typical power consumption 77.19W 14.63W

details

Xeon 7120N  vs
E1 1200 
Threads 4 2
L2 cache 4 MB 1 MB
L2 cache per core 2 MB/core 0.5 MB/core
L3 cache 4 MB 0.5 MB
L3 cache per core 2 MB/core 0.25 MB/core
Manufacture process 65 nm 32 nm
Max CPUs 32 1
Voltage range 1.1 - 1.35V 0.88 - 1.35V
Operating temperature Unknown - 60°C Unknown - 100°C

overclocking

Overclocked clock speed 3 GHz 1.41 GHz
Overclocked clock speed (Water) 3 GHz 1.4 GHz
Overclocked clock speed (Air) 3 GHz 1.41 GHz

integrated graphics

GPU None GPU
Label N/A Radeon™ HD 7310
Latest DirectX N/A 11.0
Intel Xeon 7120N
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AMD E1 1200
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