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Differences What are the advantages of each

Front view of Intel Core2 Duo E6420

Reasons to consider the
Intel Core2 Duo E6420

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Much better PassMark (Single core) score 806 vs 699 More than 15% better PassMark (Single core) score
Higher clock speed 2.13 GHz vs 1.86 GHz Around 15% higher clock speed
Significantly better overclocked clock speed (Air) 3.37 GHz vs 3.11 GHz Around 10% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4 GHz vs 3.17 GHz More than 25% better overclocked clock speed (Water)
Front view of Intel Core2 Duo E6320

Reasons to consider the
Intel Core2 Duo E6320

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CPUBoss is not aware of any important advantages of the E6320 vs the E6420.

Benchmarks Real world tests of Core2 Duo E6420 vs E6320

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 Duo E6420
91,000 MB/s
Core2 Duo E6320
79,500 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

3D Mark 11 (Physics)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo E6420  vs
E6320 
Clock speed 2.13 GHz 1.86 GHz
Cores Dual core Dual core
Socket type
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 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 1.37 pt/W 1.2 pt/W
Typical power consumption 52.81W 52.81W

bus

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

details

Core2 Duo E6420  vs
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 1 1
Clock multiplier 8 7
Voltage range 0.85 - 1.5V 0.85 - 1.5V
Operating temperature Unknown - 60.1°C Unknown - 60.1°C

overclocking

Overclocked clock speed 3.37 GHz 3.11 GHz
Overclocked clock speed (Water) 4 GHz 3.17 GHz
Overclocked clock speed (Air) 3.37 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 Core2 Duo E6420
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Intel Core2 Duo E6320
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