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Intel Xeon X5492

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Front view of Intel Xeon X5492

Differences What are the advantages of each

Front view of Intel Xeon X5492

Reasons to consider the
Intel Xeon X5492

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Much higher clock speed 3.4 GHz vs 3 GHz Around 15% higher clock speed
Much better PassMark (Single core) score 1,445 vs 1,216 Around 20% better PassMark (Single core) score
Much better overclocked clock speed (Air) 4.02 GHz vs 3.36 GHz Around 20% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.4 GHz vs 3 GHz Around 15% better overclocked clock speed (Water)
Newer Sep, 2008 vs Nov, 2007 Release date 10 months later
Front view of Intel Xeon X5472

Reasons to consider the
Intel Xeon X5472

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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

Benchmarks Real world tests of Xeon X5492 vs X5472

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X5492
8,453
Xeon X5472
11,289

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X5492
2,023
Xeon X5472
1,636

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X5492
159,200 MB/s
Xeon X5472
122,000 MB/s

PassMark Data courtesy Passmark

Xeon X5492
4,851
Xeon X5472
4,057

PassMark (Single Core)

Xeon X5492
1,445
Xeon X5472
1,216

Specifications Full list of technical specs

summary

Xeon X5492  vs
X5472 
Clock speed 3.4 GHz 3 GHz
Cores Quad core Quad core
Socket type
LGA 771

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 150W 120W
Annual home energy cost 36.13 $/year 28.91 $/year
Annual commercial energy cost 131.4 $/year 105.12 $/year
Performance per watt 1.37 pt/W 1.6 pt/W
Typical power consumption 121.88W 97.5W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,600 MHz 1,600 MHz

details

Xeon X5492  vs
X5472 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 12 MB 12 MB
L2 cache per core 3 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Transistor count 820,000,000 820,000,000
Max CPUs 2 2
Clock multiplier 8 7
Voltage range 0.85 - 1.35V 0.85 - 1.35V
Operating temperature Unknown - 63°C Unknown - 63°C

overclocking

Overclocked clock speed 4.02 GHz 3.36 GHz
Overclocked clock speed (Water) 3.4 GHz 3 GHz
Overclocked clock speed (Air) 4.02 GHz 3.36 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 X5492
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Intel Xeon X5472
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