CPUBoss Review Our evaluation of 2100 vs 4100 among desktop CPUs

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

7

CPUBoss Score

Combination of all six facets

Winner
AMD FX 4100 

CPUBoss recommends the AMD FX 4100  based on its overclocking.

See full details

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VS

Differences What are the advantages of each

Front view of Intel Core i3 2100

Reasons to consider the
Intel Core i3 2100

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly lower annual commercial energy cost 93.47 $/year vs 114.41 $/year Around 20% lower annual commercial energy cost
Front view of AMD FX 4100

Reasons to consider the
AMD FX 4100

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Much more l2 cache 4 MB vs 0.5 MB 8x 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 higher clock speed 3.6 GHz vs 3.1 GHz More than 15% higher clock speed
Much better overclocked clock speed (Air) 4.66 GHz vs 3.23 GHz Around 45% better overclocked clock speed (Air)
More cores 4 vs 2 Twice as many cores; run more applications at once
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Much better overclocked clock speed (Water) 4.99 GHz vs 3.23 GHz Around 55% better overclocked clock speed (Water)
Higher Maximum operating temperature 70.5 °C vs 69.1 °C Almost the same
Lower annual home energy cost 34.18 $/year vs 37.88 $/year Around 10% lower annual home energy cost
Newer Oct, 2011 vs Jan, 2011 Release date 9 months later

Benchmarks Real world tests of Core i3 2100 vs FX 4100

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i3 2100
4,786
FX 4100
5,176

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i3 2100
2,258
FX 4100
1,827

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i3 2100
153,100 MB/s
FX 4100
2,150,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Core i3 2100
4,738
FX 4100
4,993

GeekBench (64-bit) Data courtesy Primate Labs

Core i3 2100
5,042
FX 4100
5,580

GeekBench

Core i3 2100
7,901
FX 4100
6,919

PassMark Data courtesy Passmark

Core i3 2100
3,664
FX 4100
4,051

PassMark (Single Core)

Core i3 2100
1,583
FX 4100
1,221

Reviews Word on the street

Core i3 2100  vs FX 4100 

6.0
7.0

9.3
8.1

Overall

8.0 Out of 10
8.1 Out of 10

Specifications Full list of technical specs

summary

Core i3 2100  vs
FX 4100 
Clock speed 3.1 GHz 3.6 GHz
Cores Dual core Quad core
Socket type
LGA 1155
AM3+
Is unlocked No Yes

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
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 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
DDR3-1866
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 21,333.32 MB/s 29,866.66 MB/s

details

Core i3 2100  vs
FX 4100 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 0.5 MB 4 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 3 MB 8 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 1 1
Operating temperature Unknown - 69.1°C Unknown - 70.5°C

overclocking

Overclock popularity 101 127
Overclock review score 4.5 4
Overclocked clock speed 3.23 GHz 4.66 GHz
Overclocked clock speed (Water) 3.23 GHz 4.99 GHz
PassMark (Overclocked) 1,518.9 2,972.7
Overclocked clock speed (Air) 3.23 GHz 4.66 GHz

power consumption

TDP 65W 95W
Annual home energy cost 37.88 $/year 34.18 $/year
Annual commercial energy cost 93.47 $/year 114.41 $/year
Performance per watt 1.41 pt/W 6.46 pt/W
Idle power consumption 73W 43W
Peak power consumption 106.7W 130.6W
Typical power consumption 98.28W 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 2100
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AMD FX 4100
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