CPUBoss Review Our evaluation of 2120 vs 8320E

Performance

Benchmark performance using all cores

Passmark, GeekBench (32-bit) and GeekBench (64-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

Unlocked, Maximum Overclocked Clock Speed (Air) and 2 more

Value

Are you paying a premium for performance?

Performance Per Dollar

No winner declared

Too close to call

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Differences What are the advantages of each

Front view of Intel Core i3 2120

Reasons to consider the
Intel Core i3 2120

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Is hyperthreaded Yes vs No Somewhat common; Maximizes usage of each CPU core
Significantly higher Maximum Operating Temperature 69.1 °C vs 61.1 °C Around 15% higher Maximum Operating Temperature
Much lower annual home energy cost 15.66 $/year vs 59.66 $/year 3.8x lower annual home energy cost
Better performance per watt 8.94 pt/W vs 2.73 pt/W More than 3.2x better performance per watt
Much lower annual commercial energy cost 56.94 $/year vs 173.45 $/year 3x lower annual commercial energy cost
Better PassMark (Single core) score 1,681 vs 1,562 Around 10% better PassMark (Single core) score
Front view of AMD FX 8320E

Reasons to consider the
AMD FX 8320E

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Much more l2 cache 8 MB vs 0.5 MB 16x 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
Significantly more l3 cache 8 MB vs 3 MB Around 2.8x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache per core 2 MB/core vs 0.25 MB/core 8x more l2 cache per core
More cores 4 vs 2 Twice as many cores; run more applications at once
Much better overclocked clock speed (Air) 5.27 GHz vs 3.43 GHz Around 55% better overclocked clock speed (Air)
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better geekbench (64-bit) score 8,216 vs 5,483 Around 50% better geekbench (64-bit) score
Better performance per dollar 5.4 pt/$ vs 4.3 pt/$ More than 25% better performance per dollar
Marginally newer Feb, 2012 vs Jan, 2011 Release date over 1 years later
Better overclocked clock speed (Water) 4 GHz vs 3.5 GHz Around 15% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i3 2120 vs FX 8320E

GeekBench (32-bit)

Core i3 2120
4,997
FX 8320E
5,298

GeekBench (64-bit)

Core i3 2120
5,483
FX 8320E
8,216

GeekBench

Core i3 2120
8,526
FX 8320E
8,216

3D Mark 11 (Physics)

Core i3 2120
3,880
FX 8320E
4,311
Benchmark Results: Futuremark 3DMark Vantage is GPU weighted, so the winner of the overall score part of the benchmark and the processor with the highest GPU score was the AMD A8-3850 A-Series APU.
Core i3 2120 | by Legit Reviews (Jul, 2011)

Passmark

Core i3 2120
3,872
FX 8320E
4,188
Overclocking the GPU up to 1250MHz from 1100MHz helped boost our 3DMark score from 1087 3DMarks to 1301 3DMarks!
Core i3 2120 | by Legit Reviews (Jul, 2011)

Passmark (Single Core)

Core i3 2120
1,681
FX 8320E
1,562

Specifications Full list of technical specs

summary

Core i3 2120  vs
FX 8320E 
Clock speed 3.3 GHz 3.2 GHz
Cores Dual core Quad core
Socket type
LGA 1155
AM3+
Is unlocked No Yes
Is hyperthreaded Yes No

features

Has a NX bit Yes Yes
Has vitualization support Yes Yes
Instruction-set-extensions
MMX
SSE
SSE4.2
AVX
SSE3
SSE2
Supplemental SSE3
SSE4.1
SSE4
SSE4a
AES
Supports dynamic frequency scaling Yes Yes

gpu

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
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 12,800 MB/s

details

Core i3 2120  vs
FX 8320E 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 0.5 MB 8 MB
L2 cache per core 0.25 MB/core 2 MB/core
L3 cache 3 MB 8 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 32 nms 32 nms
Max CPUs 1 1
Operating temperature Unknown - 69.1°C Unknown - 61.1°C

overclocking

Overclock popularity 22 11
Overclock review score 1 0.7
Overclocked clock speed 3.43 GHz 5.27 GHz
Overclocked clock speed (Water) 3.5 GHz 4 GHz
Overclocked clock speed (Air) 3.43 GHz 5.27 GHz

power consumption

TDP 65W 95W
Annual home energy cost 15.66 $/year 59.66 $/year
Annual commercial energy cost 56.94 $/year 173.45 $/year
Performance per watt 8.94 pt/W 2.73 pt/W
Typical power consumption 52.81W N/A

bus

Architecture DMI HyperTransport 3.1
Number of links 1 1
Transfer rate 5,000 MT/s 5,200 MT/s
Intel Core i3 2120
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AMD FX 8320E
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