CPUBoss Review Our evaluation of G2020 vs M620 among all 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

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

8.4

CPUBoss Score

Combination of all six facets

Winner
Intel Pentium G2020 

CPUBoss recommends the Intel Pentium G2020  based on its performance and single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Pentium G2020

Reasons to consider the
Intel Pentium G2020

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Much newer manufacturing process 22 nm vs 45 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
Higher clock speed 2.9 GHz vs 2.5 GHz More than 15% higher clock speed
Significantly better PassMark (Single core) score 1,560 vs 801 Around 95% better PassMark (Single core) score
Better geekbench 3 Multi-Core score 3,870 vs 2,325 More than 65% better geekbench 3 Multi-Core score
Newer Jan, 2013 vs Sep, 2009 Release date over 3 years later
Better overclocked clock speed (Air) 3.03 GHz vs 2.58 GHz More than 15% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 3.1 GHz vs 2.5 GHz Around 25% better overclocked clock speed (Water)
Front view of AMD Turion II Ultra M620

Reasons to consider the
AMD Turion II Ultra M620

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Lower typical power consumption 28.44W vs 44.69W More than 35% lower typical power consumption
Slightly better performance per watt 2.72 pt/W vs 2.11 pt/W Around 30% better performance per watt
Lower annual home energy cost 8.43 $/year vs 13.25 $/year More than 35% lower annual home energy cost
Lower annual commercial energy cost 30.66 $/year vs 48.18 $/year More than 35% lower annual commercial energy cost

Benchmarks Real world tests of Pentium G2020 vs Turion II Ultra M620

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Pentium G2020
151,400 MB/s
Turion II Ultra M620
99,200 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium G2020  vs
Turion II Ultra M620 
Clock speed 2.9 GHz 2.5 GHz
Cores Dual core Dual core
Socket type
LGA 1155
S1

features

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

power consumption

TDP 55W 35W
Annual home energy cost 13.25 $/year 8.43 $/year
Annual commercial energy cost 48.18 $/year 30.66 $/year
Performance per watt 2.11 pt/W 2.72 pt/W
Typical power consumption 44.69W 28.44W

details

Pentium G2020  vs
Turion II Ultra M620 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
Manufacture process 22 nm 45 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 3.03 GHz 2.58 GHz
Overclocked clock speed (Water) 3.1 GHz 2.5 GHz
Overclocked clock speed (Air) 3.03 GHz 2.58 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics N/A
Number of displays supported 3 N/A
GPU clock speed 650 MHz N/A
Turbo clock speed 1,050 MHz N/A
Intel Pentium G2020
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AMD Turion II Ultra M620
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