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Differences What are the advantages of each

Front view of Intel Core i5 2300

Reasons to consider the
Intel Core i5 2300

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Front view of AMD Phenom II X4 955

Reasons to consider the
AMD Phenom II X4 955

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking

Benchmarks Real world tests of Core i5 2300 vs Phenom II X4 955

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

Core i5 2300
2,070,000 MB/s
Phenom II X4 955
129,850 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Specifications Full list of technical specs

summary

Core i5 2300  vs
Phenom II X4 955 
Clock speed 2.8 GHz 3.2 GHz
Cores Quad core Quad core
Socket type
LGA 1155
AM3
Is unlocked No Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU GPU None
Label Intel® HD Graphics 2000 N/A
Number of displays supported 2 N/A
GPU clock speed 850 MHz N/A
Turbo clock speed 1,100 MHz N/A

details

Core i5 2300  vs
Phenom II X4 955 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 1
Operating temperature Unknown - 72.6°C Unknown - 62°C

overclocking

Overclock popularity 20 259
Overclock review score 5 4
Overclocked clock speed 3.29 GHz 3.99 GHz
Overclocked clock speed (Water) 3.55 GHz 4.14 GHz
PassMark (Overclocked) 2,413.1 3,674.7
Overclocked clock speed (Air) 3.29 GHz 3.99 GHz

power consumption

TDP 95W 125W
Annual home energy cost 22.89 $/year 30.11 $/year
Annual commercial energy cost 83.22 $/year 109.5 $/year
Performance per watt 7.79 pt/W 1.28 pt/W
Typical power consumption 77.19W 101.56W
Intel Core i5 2300
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AMD Phenom II X4 955
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