CPUBoss Review Our evaluation of 2020M vs 4500M among laptop CPUs (over 15W)

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

Sky Diver and Cloud Gate

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?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

6.6

CPUBoss Score

Combination of all six facets

Winner
Intel Pentium 2020M 

CPUBoss recommends the Intel Pentium 2020M  based on its single-core performance.

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VS

Intel Pentium 2020M

CPUBoss Winner
Front view of Intel Pentium 2020M

Differences What are the advantages of each

Front view of Intel Pentium 2020M

Reasons to consider the
Intel Pentium 2020M

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Significantly higher clock speed 2.4 GHz vs 1.9 GHz More than 25% higher clock speed
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better turbo clock speed 1,100 MHz vs 685 MHz More than 60% better turbo clock speed
Significantly higher GPU clock speed 650 MHz vs 496 MHz More than 30% higher GPU clock speed
Better geekbench 3 single core score 1,856 vs 1,223 More than 50% better geekbench 3 single core score
Slightly better geekbench 2 (64-bit) score 3,291 vs 3,076 More than 5% better geekbench 2 (64-bit) score
Better overclocked clock speed (Water) 2.4 GHz vs 1.9 GHz More than 25% better overclocked clock speed (Water)
Newer Sep, 2012 vs May, 2012 Release date 4 months later
Front view of AMD A8 4500M

Reasons to consider the
AMD A8 4500M

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Much more l2 cache 4 MB vs 1 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
Much higher Maximum operating temperature 100 °C vs 90 °C More than 10% higher Maximum operating temperature
Significantly better CompuBench 1.5 bitcoin mining score 36.54 mHash/s vs 3.24 mHash/s More than 11.2x better CompuBench 1.5 bitcoin mining score
More threads 4 vs 2 Twice as many threads
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Pentium 2020M vs A8 4500M

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Pentium 2020M
3.24 mHash/s
A8 4500M
36.54 mHash/s

CompuBench 1.5 (Face detection)

Pentium 2020M
3.56 mPixels/s
A8 4500M
4.16 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Pentium 2020M
0.3 fps
A8 4500M
0.38 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

A8 4500M
3,234

GeekBench 3 (Single core) Data courtesy Primate Labs

A8 4500M
1,223

GeekBench 3 (AES single core) Data courtesy Primate Labs

Pentium 2020M
125,700 MB/s
A8 4500M
1,420,000 MB/s

PassMark Data courtesy Passmark

A8 4500M
2,665

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium 2020M  vs
A8 4500M 
Clock speed 2.4 GHz 1.9 GHz
Cores Dual core Quad core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
SSE4
XOP
AVX
SSE3
SSE
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 35W 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Performance per watt 3.61 pt/W 10.3 pt/W
Typical power consumption 28.44W 28.44W

details

Pentium 2020M  vs
A8 4500M 
Threads 2 4
L2 cache 1 MB 4 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 1 1
Clock multiplier 24 19
Operating temperature Unknown - 90°C Unknown - 100°C

overclocking

Overclocked clock speed 2.4 GHz 2.33 GHz
Overclocked clock speed (Water) 2.4 GHz 1.9 GHz
Overclocked clock speed (Air) 2.4 GHz 2.33 GHz

integrated graphics

GPU GPU GPU
Label HD Graphics Radeon™ HD 7640G
GPU clock speed 650 MHz 496 MHz
Turbo clock speed 1,100 MHz 685 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3L-1333
Channels Dual Channel Dual Channel
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Intel Pentium 2020M
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AMD A8 4500M
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