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Differences What are the advantages of each

Front view of Intel Core i5 655K

Reasons to consider the
Intel Core i5 655K

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Much more l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much better overclocked clock speed (Air) 4.63 GHz vs 3.47 GHz Around 35% better overclocked clock speed (Air)
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Front view of Intel Core i3 4130

Reasons to consider the
Intel Core i3 4130

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Much newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 3.4 GHz vs 3.2 GHz More than 5% higher clock speed
Supports more RAM 32,768 MB vs 16,773.12 MB Supports more than 95% more RAM
More number of displays supported 3 vs 2 1 more number of displays supported
Significantly lower typical power consumption 43.88W vs 59.31W More than 25% lower typical power consumption
Newer Jul, 2013 vs Apr, 2010 Release date over 3 years later
Significantly lower annual commercial energy cost 47.3 $/year vs 63.95 $/year More than 25% lower annual commercial energy cost
Significantly lower annual home energy cost 13.01 $/year vs 17.59 $/year More than 25% lower annual home energy cost
Significantly better overclocked clock speed (Water) 3.58 GHz vs 3.2 GHz More than 10% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i5 655K vs i3 4130

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 655K
1,570,000 MB/s
Core i3 4130
3,840,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 655K  vs
i3 4130 
Clock speed 3.2 GHz 3.4 GHz
Cores Dual core Dual core
Is unlocked Yes No

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 73W 54W
Annual home energy cost 17.59 $/year 13.01 $/year
Annual commercial energy cost 63.95 $/year 47.3 $/year
Performance per watt 8.89 pt/W 13.06 pt/W
Typical power consumption 59.31W 43.88W

bus

Architecture DMI DMI 2.0
Number of links 1 0
Transfer rate 2,500 MT/s 5,000 MT/s

details

Core i5 655K  vs
i3 4130 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 4 MB 3 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 72.6°C Unknown - 72°C

overclocking

Overclocked clock speed 4.63 GHz 3.47 GHz
Overclocked clock speed (Water) 3.2 GHz 3.58 GHz
Overclocked clock speed (Air) 4.63 GHz 3.47 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Intel® HD graphics 4400
Number of displays supported 2 3
GPU clock speed 733 MHz 350 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 25,600 MB/s
Maximum memory size 16,773.12 MB 32,768 MB
Intel Core i5 655K
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Intel Core i3 4130
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