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Differences What are the advantages of each

Front view of Intel Pentium T4300

Reasons to consider the
Intel Pentium T4300

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Much newer manufacturing process 45 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 28.44W vs 77.19W 2.7x lower typical power consumption
Much lower annual home energy cost 8.43 $/year vs 22.89 $/year 2.7x lower annual home energy cost
Much lower annual commercial energy cost 30.66 $/year vs 83.22 $/year 2.7x lower annual commercial energy cost
Front view of AMD Second Generation Opteron 8218

Reasons to consider the
AMD Second Generation Opteron 8218

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Supports more CPUs in SMP configuration 8 vs 1 7 supports more CPUs in SMP configuration
Significantly 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
Higher clock speed 2.6 GHz vs 2.1 GHz Around 25% higher clock speed
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core

Features Key features of the Pentium T4300  vs Second Generation Opteron 8218 

Specifications Full list of technical specs

summary

Pentium T4300  vs
Second Generation Opteron 8218 
Clock speed 2.1 GHz 2.6 GHz
Cores Dual core Dual core
Socket type
478
P
F

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

details

Pentium T4300  vs
Second Generation Opteron 8218 
Threads 2 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 45 nm 90 nm
Max CPUs 1 8

power consumption

TDP 35W 95W
Annual home energy cost 8.43 $/year 22.89 $/year
Annual commercial energy cost 30.66 $/year 83.22 $/year
Typical power consumption 28.44W 77.19W
Intel Pentium T4300
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AMD Second Generation Opteron 8218
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