CPUBoss Review Our evaluation of 3570K vs 2500K among desktop CPUs (over 75W)


Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Face detection and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Overall Performance and TDP


Are you paying a premium for performance?

Overall Performance and Price


CPUBoss Score

Combination of all six facets

Intel Core i5 3570K 

CPUBoss recommends the Intel Core i5 3570K  based on its performance, single-core performance, power consumption and value.

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Intel Core i5 3570K

CPUBoss Winner
Front view of Intel Core i5 3570K

Differences What are the advantages of each

Front view of Intel Core i5 3570K

Reasons to consider the
Intel Core i5 3570K

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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
More number of displays supported 3 vs 2 1 more number of displays supported
Higher turbo clock speed 3.8 GHz vs 3.7 GHz Around 5% higher turbo clock speed
Higher clock speed 3.4 GHz vs 3.3 GHz Around 5% higher clock speed
Better turbo clock speed 1,150 MHz vs 1,100 MHz Around 5% better turbo clock speed
Newer Apr, 2012 vs Jan, 2011 Release date over 1 years later
Lower typical power consumption 107.5W vs 112.55W Around 5% lower typical power consumption
Better geekbench 3 single core score 3,213 vs 2,994 More than 5% better geekbench 3 single core score
Better cinebench r10 32Bit 1-core score 6,557 vs 5,860 More than 10% better cinebench r10 32Bit 1-core score
Lower annual home energy cost 38.81 $/year vs 41.29 $/year More than 5% lower annual home energy cost
Front view of Intel Core i5 2500K

Reasons to consider the
Intel Core i5 2500K

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Much higher Maximum operating temperature 72.6 °C vs 67.4 °C Around 10% higher Maximum operating temperature
Higher GPU clock speed 850 MHz vs 650 MHz More than 30% higher GPU clock speed
Significantly better overclocked clock speed (Air) 5.01 GHz vs 4.61 GHz Around 10% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 4.63 GHz vs 4.48 GHz Around 5% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i5 3570K vs 2500K

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench (32-bit) Data courtesy Primate Labs

x264 HD 4.0

Core i5 3570K
100.16 fps
Core i5 2500K
86.9 fps

3D Mark 11 (Physics)

Cinebench R11.5

Cinebench R11.5 (Single Core)

Reviews Word on the street

Core i5 3570K  vs 2500K 

In terms of 3D performance, the detail spec changes include an upgrade from DX10 to DX10.
Core i5 2500K

Boots up faster, daily things are faster, gaming results in more FPS and it clocks 10x better and higher.
Core i5 2500K


8.9 Out of 10
9.4 Out of 10

Specifications Full list of technical specs


Core i5 3570K  vs
Clock speed 3.4 GHz 3.3 GHz
Turbo clock speed 3.8 GHz 3.7 GHz
Cores Quad core Quad core
Socket type
LGA 1155
Is unlocked Yes Yes


Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

integrated graphics

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 1,150 MHz 1,100 MHz
3DMark06 5,339.9 5,275

memory controller

Memory controller Built-in Built-in
Memory type
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 32,768 MB


Core i5 3570K  vs
Architecture x86-64 x86-64
Threads 4 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
Transistor count 1,400,000,000 1,160,000,000
Max CPUs 1 1
Clock multiplier 34 33
Operating temperature Unknown - 67.4°C 5 - 72.6°C


Overclock popularity 470 3,179
Overclock review score 4 5
Overclocked clock speed 4.61 GHz 5.01 GHz
Overclocked clock speed (Water) 4.48 GHz 4.63 GHz
PassMark (Overclocked) 5,406.6 5,433.6
Overclocked clock speed (Air) 4.61 GHz 5.01 GHz

power consumption

TDP 77W 95W
Annual home energy cost 38.81 $/year 41.29 $/year
Annual commercial energy cost 106 $/year 110.03 $/year
Performance per watt 5.69 pt/W 5.92 pt/W
Idle power consumption 67W 73.4W
Peak power consumption 121W 125.6W
Typical power consumption 107.5W 112.55W


Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s
Intel Core i5 3570K
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Intel Core i5 2500K
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