CPUBoss Review Our evaluation of 2100 vs 8450e among desktop CPUs (45 to 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

5.8

CPUBoss Score

Combination of all six facets

Winner
Intel Core i3 2100 

CPUBoss recommends the Intel Core i3 2100  based on its single-core performance and overclocking.

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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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Much higher clock speed 3.1 GHz vs 2.1 GHz Around 50% higher clock speed
Much newer manufacturing process 32 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 1,583 vs 697 More than 2.2x better PassMark (Single core) score
Much better overclocked clock speed (Air) 3.23 GHz vs 2.75 GHz More than 15% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.23 GHz vs 2.1 GHz Around 55% better overclocked clock speed (Water)
Newer Jan, 2011 vs Sep, 2008 Release date over 2 years later
Front view of AMD Phenom X3 8450e

Reasons to consider the
AMD Phenom X3 8450e

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 3 vs 2 1 more cores; run more applications at once
Much more l2 cache per core 0.67 MB/core vs 0.25 MB/core Around 2.8x more l2 cache per core
Much lower typical power consumption 52.81W vs 98.28W More than 45% lower typical power consumption
Much lower annual home energy cost 15.66 $/year vs 37.88 $/year 2.4x lower annual home energy cost
Higher Maximum operating temperature 71 °C vs 69.1 °C Around 5% higher Maximum operating temperature
Much lower annual commercial energy cost 56.94 $/year vs 93.47 $/year Around 40% lower annual commercial energy cost

Benchmarks Real world tests of Core i3 2100 vs Phenom X3 8450e

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i3 2100  vs
Phenom X3 8450e 
Clock speed 3.1 GHz 2.1 GHz
Cores Dual core Tri core
Socket type
LGA 1155
AM2+
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 65W
Annual home energy cost 37.88 $/year 15.66 $/year
Annual commercial energy cost 93.47 $/year 56.94 $/year
Performance per watt 1.41 pt/W 1.24 pt/W
Typical power consumption 98.28W 52.81W

details

Core i3 2100  vs
Phenom X3 8450e 
Architecture x86-64 x86-64
Threads 4 3
L2 cache 0.5 MB 2 MB
L2 cache per core 0.25 MB/core 0.67 MB/core
L3 cache 3 MB 2 MB
L3 cache per core 1.5 MB/core 0.67 MB/core
Manufacture process 32 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 69.1°C Unknown - 71°C

overclocking

Overclocked clock speed 3.23 GHz 2.75 GHz
Overclocked clock speed (Water) 3.23 GHz 2.1 GHz
Overclocked clock speed (Air) 3.23 GHz 2.75 GHz

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
Intel Core i3 2100
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AMD Phenom X3 8450e
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