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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
Significantly higher clock speed 3 GHz vs 1.8 GHz More than 65% higher clock speed
Much more l2 cache per core 2 MB/core vs 0.5 MB/core 4x more l2 cache per core
Significantly more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Significantly better overclocked clock speed (Air) 3 GHz vs 1.8 GHz More than 65% better overclocked clock speed (Air)
Slightly more l3 cache 4 MB vs 2 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 4 vs 2 Twice as many threads
Significantly better overclocked clock speed (Water) 3 GHz vs 1.8 GHz More than 65% better overclocked clock speed (Water)
Front view of Intel Celeron 1000M

Reasons to consider the
Intel Celeron 1000M

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Much newer manufacturing process 22 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 28.44W vs 77.19W 2.7x lower typical power consumption
Much higher Maximum operating temperature 105 °C vs 60 °C 75% higher Maximum operating temperature
Newer Jan, 2013 vs Aug, 2006 Release date over 6 years later
Much lower annual home energy cost 8.43 $/year vs 22.89 $/year 2.7x lower annual home energy cost
Much lower annual commercial energy cost 30.66 $/year vs 83.22 $/year 2.7x lower annual commercial energy cost

Features Key features of the Xeon 7120N  vs Celeron 1000M 

clock speed

Xeon 7120N
3 GHz
Celeron 1000M
1.8 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Xeon 7120N
3 GHz
Celeron 1000M
1.8 GHz

overclocked clock speed (water)

Xeon 7120N
3 GHz
Celeron 1000M
1.8 GHz

Specifications Full list of technical specs

summary

Xeon 7120N  vs
Celeron 1000M 
Clock speed 3 GHz 1.8 GHz
Cores Dual core Dual core
Socket type
604
rPGA 988B

features

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

power consumption

TDP 95W 35W
Annual home energy cost 22.89 $/year 8.43 $/year
Annual commercial energy cost 83.22 $/year 30.66 $/year
Typical power consumption 77.19W 28.44W

details

Xeon 7120N  vs
Celeron 1000M 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 4 MB 1 MB
L2 cache per core 2 MB/core 0.5 MB/core
L3 cache 4 MB 2 MB
L3 cache per core 2 MB/core 1 MB/core
Manufacture process 65 nm 22 nm
Max CPUs 32 1
Clock multiplier 18 18
Operating temperature Unknown - 60°C Unknown - 105°C

overclocking

Overclocked clock speed 3 GHz 1.8 GHz
Overclocked clock speed (Water) 3 GHz 1.8 GHz
Overclocked clock speed (Air) 3 GHz 1.8 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,000 MHz

bus

Architecture FSB DMI
Number of links 1 1
Clock speed 667 MHz 100 MHz
Intel Xeon 7120N
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Intel Celeron 1000M
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