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Intel Core2 Duo E7200

Front view of Intel Core2 Duo E7200
Front view of Intel Core2 Duo E6420

Intel Core2 Duo E6420

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Differences What are the advantages of each

Front view of Intel Core2 Duo E7200

Reasons to consider the
Intel Core2 Duo E7200

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Much better PassMark score 1,635 vs 1,362 More than 20% better PassMark score
Much better geekbench 2 (32-bit) score 2,324 vs 1,947 Around 20% better geekbench 2 (32-bit) score
Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly higher clock speed 2.53 GHz vs 2.13 GHz Around 20% higher clock speed
Much higher Maximum operating temperature 74.1 °C vs 60.1 °C Around 25% higher Maximum operating temperature
Much better overclocked clock speed (Air) 3.84 GHz vs 3.37 GHz Around 15% better overclocked clock speed (Air)
Newer Apr, 2008 vs Apr, 2007 Release date 11 months later
Front view of Intel Core2 Duo E6420

Reasons to consider the
Intel Core2 Duo E6420

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much better overclocked clock speed (Water) 4 GHz vs 2.53 GHz Around 60% better overclocked clock speed (Water)

Benchmarks Real world tests of Core2 Duo E7200 vs E6420

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core2 Duo E7200
2,480
Core2 Duo E6420
2,066

GeekBench 3 (Single core) Data courtesy Primate Labs

Core2 Duo E7200
1,350
Core2 Duo E6420
1,148

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 Duo E7200
108,000 MB/s
Core2 Duo E6420
91,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core2 Duo E7200
2,324
Core2 Duo E6420
1,947

GeekBench (64-bit) Data courtesy Primate Labs

Core2 Duo E7200
2,674
Core2 Duo E6420
2,170

GeekBench

Core2 Duo E7200
4,189
Core2 Duo E6420
3,573

PassMark Data courtesy Passmark

Core2 Duo E7200
1,635
Core2 Duo E6420
1,362

PassMark (Single Core)

Core2 Duo E7200
1,050
Core2 Duo E6420
806

Specifications Full list of technical specs

summary

 Core2 Duo E7200  vs
E6420 
Clock speed 2.53 GHz 2.13 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 No Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
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 1.28 pt/W 1.37 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 E7200  vs
E6420 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 3 MB 4 MB
L2 cache per core 1.5 MB/core 2 MB/core
Manufacture process 45 nm 65 nm
Transistor count 228,000,000 291,000,000
Max CPUs 1 1
Clock multiplier 9 8
Voltage range 0.85 - 1.36V 0.85 - 1.5V
Operating temperature Unknown - 74.1°C Unknown - 60.1°C

overclocking
Overclocked clock speed 3.84 GHz 3.37 GHz
Overclocked clock speed (Water) 2.53 GHz 4 GHz
Overclocked clock speed (Air) 3.84 GHz 3.37 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 E7200
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Intel Core2 Duo E6420
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