Cast your vote Do you agree or disagree with CPUBoss?

Thanks for adding your opinion. Follow us on Facebook to stay up to date with the latest news!

Differences What are the advantages of each

Front view of Intel Xeon X5272

Reasons to consider the
Intel Xeon X5272

Report a correction
Higher clock speed 3.4 GHz vs 3.16 GHz Around 10% higher clock speed
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Front view of Intel Core2 Duo E8500

Reasons to consider the
Intel Core2 Duo E8500

Report a correction
Much better performance per dollar 0.63 pt/$ vs 0.11 pt/$ Around 6x better performance per dollar
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Lower typical power consumption 52.81W vs 65W Around 20% lower typical power consumption
Higher Maximum operating temperature 72.4 °C vs 66 °C Around 10% higher Maximum operating temperature
Better overclocked clock speed (Air) 4.46 GHz vs 4.14 GHz Around 10% better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 4.42 GHz vs 3.4 GHz More than 30% better overclocked clock speed (Water)
Lower annual commercial energy cost 56.94 $/year vs 70.08 $/year Around 20% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 19.27 $/year Around 20% lower annual home energy cost

Benchmarks Real world tests of Xeon X5272 vs Core2 Duo E8500

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs


Xeon X5272  vs
Core2 Duo E8500 
Clock speed 3.4 GHz 3.16 GHz
Cores Dual core Dual core
Socket type
LGA 771
LGA 775


Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 65W
Annual home energy cost 19.27 $/year 15.66 $/year
Annual commercial energy cost 70.08 $/year 56.94 $/year
Performance per watt 1.55 pt/W 1.93 pt/W
Typical power consumption 65W 52.81W


Architecture FSB FSB
Number of links 1 1
Clock speed 1,600 MHz 1,333 MHz


Xeon X5272  vs
Core2 Duo E8500 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 6 MB 6 MB
L2 cache per core 3 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Transistor count 410,000,000 410,000,000
Max CPUs 2 1
Clock multiplier 8 9
Voltage range 0.85 - 1.35V 0.85 - 1.36V
Operating temperature Unknown - 66°C Unknown - 72.4°C


Overclocked clock speed 4.14 GHz 4.46 GHz
Overclocked clock speed (Water) 3.4 GHz 4.42 GHz
Overclocked clock speed (Air) 4.14 GHz 4.46 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 X5272
Report a correction
Intel Core2 Duo E8500
Report a correction


comments powered by Disqus