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Differences What are the advantages of each

Front view of Intel Xeon X5450

Reasons to consider the
Intel Xeon X5450

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More cores 4 vs 2 Twice as many cores; run more applications at once
Newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly lower typical power consumption 97.5W vs 121.88W 20% lower typical power consumption
Significantly lower annual commercial energy cost 105.12 $/year vs 131.4 $/year 20% lower annual commercial energy cost
Significantly lower annual home energy cost 28.91 $/year vs 36.13 $/year Around 20% lower annual home energy cost
Front view of Intel Xeon 7150N

Reasons to consider the
Intel Xeon 7150N

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Much more l2 cache 16 MB vs 12 MB Around 35% more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 8 MB/core vs 3 MB/core Around 2.8x more l2 cache per core
Much higher clock speed 3.5 GHz vs 3 GHz More than 15% higher clock speed
Supports more CPUs in SMP configuration 32 vs 2 30 supports more CPUs in SMP configuration

Features Key features of the Xeon X5450  vs 7150N 

clock speed

Xeon X5450
3 GHz
Xeon 7150N
3.5 GHz

L2 cache

Xeon X5450
12 MB
Xeon 7150N
16 MB

TDP

Specifications Full list of technical specs

summary

Xeon X5450  vs
7150N 
Clock speed 3 GHz 3.5 GHz
Cores Quad core Dual core
Socket type
LGA 771
604

features

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

power consumption

TDP 120W 150W
Annual home energy cost 28.91 $/year 36.13 $/year
Annual commercial energy cost 105.12 $/year 131.4 $/year
Typical power consumption 97.5W 121.88W

details

Xeon X5450  vs
7150N 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 12 MB 16 MB
L2 cache per core 3 MB/core 8 MB/core
Manufacture process 45 nm 65 nm
Transistor count 820,000,000 1,328,000,000
Max CPUs 2 32
Voltage range 0.85 - 1.35V 1.1 - 1.35V
Operating temperature Unknown - 63°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

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,333 MHz 667 MHz
Intel Xeon X5450
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Intel Xeon 7150N
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