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Differences What are the advantages of each

Front view of Intel Core2 Duo E4500

Reasons to consider the
Intel Core2 Duo E4500

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Much more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark (Single core) score 817 vs 669 More than 20% better PassMark (Single core) score
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Better overclocked clock speed (Air) 3.16 GHz vs 3.01 GHz Around 5% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 3.52 GHz vs 3.27 GHz Around 10% better overclocked clock speed (Water)
Front view of AMD Athlon X2 4450e

Reasons to consider the
AMD Athlon X2 4450e

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Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Higher clock speed 2.3 GHz vs 2.2 GHz Around 5% higher clock speed
Significantly lower typical power consumption 36.56W vs 52.81W More than 30% lower typical power consumption
Significantly higher Maximum operating temperature 78 °C vs 73.3 °C More than 5% higher Maximum operating temperature
Significantly lower annual home energy cost 10.84 $/year vs 15.66 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 39.42 $/year vs 56.94 $/year More than 30% lower annual commercial energy cost
Newer Apr, 2008 vs Jul, 2007 Release date 9 months later

Benchmarks Real world tests of Core2 Duo E4500 vs Athlon X2 4450e

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 E4500
93,900 MB/s
Athlon X2 4450e
63,550 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Cinebench R10 32-Bit

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 Duo E4500  vs
Athlon X2 4450e 
Clock speed 2.2 GHz 2.3 GHz
Cores Dual core Dual core
Socket type
LGA 775
AM2

features

Has a NX bit Yes Yes
Has virtualization support No Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 45W
Annual home energy cost 15.66 $/year 10.84 $/year
Annual commercial energy cost 56.94 $/year 39.42 $/year
Performance per watt 1.38 pt/W 1.56 pt/W
Typical power consumption 52.81W 36.56W

details

Core2 Duo E4500  vs
Athlon X2 4450e 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 1 MB
L2 cache per core 1 MB/core 0.5 MB/core
Manufacture process 65 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 73.3°C Unknown - 78°C

overclocking

Overclocked clock speed 3.16 GHz 3.01 GHz
Overclocked clock speed (Water) 3.52 GHz 3.27 GHz
Overclocked clock speed (Air) 3.16 GHz 3.01 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 E4500
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AMD Athlon X2 4450e
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