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Intel Core i5 2400

CPUBoss Winner
Front view of Intel Core i5 2400

Differences What are the advantages of each

Front view of Intel Core i5 2400

Reasons to consider the
Intel Core i5 2400

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Significantly higher turbo clock speed 3.4 GHz vs 2.2 GHz Around 55% higher turbo clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher clock speed 3.1 GHz vs 2.8 GHz More than 10% higher clock speed
Significantly better PassMark (Single core) score 1,742 vs 1,078 More than 60% better PassMark (Single core) score
Better overclocked clock speed (Air) 3.54 GHz vs 2.8 GHz More than 25% better overclocked clock speed (Air)
More l3 cache per core 1.5 MB/core vs 1 MB/core 50% more l3 cache per core
Better overclocked clock speed (Water) 3.51 GHz vs 2.8 GHz More than 25% better overclocked clock speed (Water)
Front view of AMD Opteron 4280

Reasons to consider the
AMD Opteron 4280

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Much more l2 cache 8 MB vs 1 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
More cores 8 vs 4 Twice as many cores; run more applications at once
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Lower typical power consumption 77.19W vs 93.6W Around 20% lower typical power consumption
Slightly more l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 8 vs 4 Twice as many threads
Better performance per watt 8.92 pt/W vs 8.14 pt/W Around 10% better performance per watt
Newer Nov, 2011 vs Jan, 2011 Release date 10 months later
Lower annual home energy cost 22.89 $/year vs 27.75 $/year Around 20% lower annual home energy cost
Lower annual commercial energy cost 83.22 $/year vs 100.92 $/year Around 20% lower annual commercial energy cost

Benchmarks Real world tests of Core i5 2400 vs Opteron 4280

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 2400
2,260,000 MB/s
Opteron 4280
2,065,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 2400  vs
Opteron 4280 
Clock speed 3.1 GHz 2.8 GHz
Turbo clock speed 3.4 GHz 2.2 GHz
Cores Quad core Octa core
Socket type
LGA 1155
C32
Is unlocked No No

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
Supplemental SSE3
AES

power consumption

TDP 95W 95W
Annual home energy cost 27.75 $/year 22.89 $/year
Annual commercial energy cost 100.92 $/year 83.22 $/year
Performance per watt 8.14 pt/W 8.92 pt/W
Typical power consumption 93.6W 77.19W

bus

Architecture DMI HyperTransport 3.0
Transfer rate 5,000 MT/s 6,400 MT/s

details

Core i5 2400  vs
Opteron 4280 
Threads 4 8
L2 cache 1 MB 8 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 6 MB 8 MB
L3 cache per core 1.5 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 2
Clock multiplier 31 17
Operating temperature Unknown - 72.6°C Unknown - 70.5°C

overclocking

Overclock popularity 63 0
Overclocked clock speed 3.54 GHz 2.8 GHz
Overclocked clock speed (Water) 3.51 GHz 2.8 GHz
Overclocked clock speed (Air) 3.54 GHz 2.8 GHz

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

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Intel Core i5 2400
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AMD Opteron 4280
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