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Differences What are the advantages of each

Front view of Intel Core i7 3610QE

Reasons to consider the
Intel Core i7 3610QE

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Much lower typical power consumption 36.56W vs 112.55W 3.1x lower typical power consumption
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much higher Maximum operating temperature 105 °C vs 72.6 °C Around 45% higher Maximum operating temperature
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
More number of displays supported 3 vs 2 1 more number of displays supported
Much lower annual home energy cost 10.84 $/year vs 41.29 $/year 3.8x lower annual home energy cost
More threads 8 vs 4 Twice as many threads
Much lower annual commercial energy cost 39.42 $/year vs 110.03 $/year 2.8x lower annual commercial energy cost
Newer Apr, 2012 vs Jan, 2011 Release date over 1 years later
Front view of Intel Core i5 2500K

Reasons to consider the
Intel Core i5 2500K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much better performance per dollar 4.1 pt/$ vs 0.44 pt/$ More than 9.2x better performance per dollar
Significantly higher clock speed 3.3 GHz vs 2.3 GHz Around 45% higher clock speed
Higher turbo clock speed 3.7 GHz vs 3.3 GHz More than 10% higher turbo clock speed
Much better overclocked clock speed (Air) 4.98 GHz vs 2.3 GHz Around 2.2x better overclocked clock speed (Air)
Significantly higher GPU clock speed 850 MHz vs 650 MHz More than 30% higher GPU clock speed
Better turbo clock speed 1,100 MHz vs 1,000 MHz 10% better turbo clock speed
Better PassMark (Single core) score 1,863 vs 1,387 Around 35% better PassMark (Single core) score
Significantly better performance per watt 6.79 pt/W vs 3.6 pt/W Around 90% better performance per watt
Much better overclocked clock speed (Water) 4.88 GHz vs 2.3 GHz More than 2x better overclocked clock speed (Water)

Benchmarks Real world tests of Core i7 3610QE vs i5 2500K

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 3610QE  vs
i5 2500K 
Clock speed 2.3 GHz 3.3 GHz
Turbo clock speed 3.3 GHz 3.7 GHz
Cores Quad core Quad core
Socket type
rPGA 988B
LGA 1155
Is unlocked No Yes

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 45W 95W
Annual home energy cost 10.84 $/year 41.29 $/year
Annual commercial energy cost 39.42 $/year 110.03 $/year
Performance per watt 3.6 pt/W 6.79 pt/W
Typical power consumption 36.56W 112.55W

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Core i7 3610QE  vs
i5 2500K 
Architecture x86-64 x86-64
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 1 1
Clock multiplier 23 33
Operating temperature Unknown - 105°C 5 - 72.6°C

overclocking

Overclocked clock speed 2.3 GHz 4.98 GHz
Overclocked clock speed (Water) 2.3 GHz 4.88 GHz
Overclocked clock speed (Air) 2.3 GHz 4.98 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 4000 Intel® HD Graphics 3000
Latest DirectX 10.x 10.1
Number of displays supported 3 2
GPU clock speed 650 MHz 850 MHz
Turbo clock speed 1,000 MHz 1,100 MHz
3DMark06 5,344.5 5,275

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 12,800 MB/s 21,333.32 MB/s
Maximum memory size 33,003.52 MB 32,768 MB
Intel Core i7 3610QE
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Intel Core i5 2500K
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