CPUBoss Review Our evaluation of 3570K vs 8120 among desktop CPUs (over 75W)

Performance

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 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

6.7

CPUBoss Score

Combination of all six facets

Winner
Intel Core i5 3570K 

CPUBoss recommends the Intel Core i5 3570K  based on its .

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VS

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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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Front view of AMD FX 8120

Reasons to consider the
AMD FX 8120

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CPUBoss is not aware of any important advantages of the AMD FX 8120 vs the Intel Core i5 3570K.

Benchmarks Real world tests of Core i5 3570K vs FX 8120

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i5 3570K
10,311
FX 8120
8,832

GeekBench 3 (Single core) Data courtesy Primate Labs

FX 8120
1,907

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 3570K
2,650,000 MB/s
FX 8120
2,200,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i5 3570K
10,832
FX 8120
8,516

GeekBench (64-bit) Data courtesy Primate Labs

Core i5 3570K
11,824
FX 8120
10,115

GeekBench

Core i5 3570K
15,009
FX 8120
10,128

PassMark Data courtesy Passmark

FX 8120
6,587

PassMark (Single Core)

FX 8120
1,214

Reviews Word on the street

Specifications Full list of technical specs

summary

Core i5 3570K  vs
FX 8120 
Clock speed 3.4 GHz 3.1 GHz
Turbo clock speed 3.8 GHz 4 GHz
Cores Quad core Octa core
Socket type
LGA 1155
AM3+
Is unlocked Yes Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
EM64T
SSE
ABM
CLMUL
AMD64
SSE4.1
FMA4
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU GPU None
Label Intel® HD Graphics 4000 N/A
Latest DirectX 10.x N/A
Number of displays supported 3 N/A
GPU clock speed 650 MHz N/A
Turbo clock speed 1,150 MHz N/A
3DMark06 5,339.9 N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3-1333
DDR3
Channels Dual Channel Dual Channel
Supports ECC No Yes
Maximum bandwidth 25,600 MB/s 29,866.66 MB/s

details

Core i5 3570K  vs
FX 8120 
Architecture x86-64 x86-64
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 22 nm 32 nm
Transistor count 1,400,000,000 1,200,000,000
Max CPUs 1 1
Clock multiplier 34 20
Operating temperature Unknown - 67.4°C Unknown - 61°C

overclocking

Overclock popularity 470 228
Overclock review score 4 5
Overclocked clock speed 4.59 GHz 4.47 GHz
Overclocked clock speed (Water) 4.71 GHz 4.73 GHz
PassMark (Overclocked) 5,406.6 2,844.6
Overclocked clock speed (Air) 4.59 GHz 4.47 GHz

power consumption

TDP 77W 125W
Annual home energy cost 38.81 $/year 46.87 $/year
Annual commercial energy cost 106 $/year 109.5 $/year
Performance per watt 4.69 pt/W 7.23 pt/W
Idle power consumption 67W 95W
Peak power consumption 121W 125W
Typical power consumption 107.5W 117.5W

bus

Architecture DMI HyperTransport 3.1
Number of links 1 1
Transfer rate 5,000 MT/s 5,200 MT/s
Intel Core i5 3570K
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AMD FX 8120
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