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Differences What are the advantages of each

Front view of Intel Xeon 5138

Reasons to consider the
Intel Xeon 5138

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Higher clock speed 2.13 GHz vs 1.86 GHz Around 15% higher clock speed
Significantly lower typical power consumption 28.44W vs 52.81W More than 45% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Higher Maximum operating temperature 70.8 °C vs 60.1 °C Around 20% higher Maximum operating temperature
Significantly lower annual home energy cost 8.43 $/year vs 15.66 $/year More than 45% lower annual home energy cost
Significantly lower annual commercial energy cost 30.66 $/year vs 56.94 $/year More than 45% lower annual commercial energy cost
Front view of Intel Core2 Duo E6320

Reasons to consider the
Intel Core2 Duo E6320

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Significantly better overclocked clock speed (Air) 3.11 GHz vs 2.13 GHz More than 45% better overclocked clock speed (Air)
Significantly better overclocked clock speed (Water) 3.17 GHz vs 2.13 GHz Around 50% better overclocked clock speed (Water)
Newer Apr, 2007 vs Dec, 2006 Release date 3 months later

Features Key features of the Xeon 5138  vs Core2 Duo E6320 

clock speed

Xeon 5138
2.13 GHz
Core2 Duo E6320
1.86 GHz

L2 cache

overclocked clock speed (air)

Xeon 5138
2.13 GHz
Core2 Duo E6320
3.11 GHz

overclocked clock speed (water)

Xeon 5138
2.13 GHz
Core2 Duo E6320
3.17 GHz

Specifications Full list of technical specs

summary

Xeon 5138  vs
Core2 Duo E6320 
Clock speed 2.13 GHz 1.86 GHz
Cores Dual core Dual core
Socket type
LGA 771
LGA 775

features

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

power consumption

TDP 35W 65W
Annual home energy cost 8.43 $/year 15.66 $/year
Annual commercial energy cost 30.66 $/year 56.94 $/year
Typical power consumption 28.44W 52.81W

bus

Architecture FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 1,066 MHz

details

Xeon 5138  vs
Core2 Duo E6320 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 4 MB
L2 cache per core 2 MB/core 2 MB/core
Manufacture process 65 nm 65 nm
Transistor count 291,000,000 291,000,000
Max CPUs 2 1
Clock multiplier 8 7
Voltage range 1 - 1.5V 0.85 - 1.5V
Operating temperature Unknown - 70.8°C Unknown - 60.1°C

overclocking

Overclocked clock speed 2.13 GHz 3.11 GHz
Overclocked clock speed (Water) 2.13 GHz 3.17 GHz
Overclocked clock speed (Air) 2.13 GHz 3.11 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 5138
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Intel Core2 Duo E6320
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