CPUBoss Review Our evaluation of G620 vs G2030 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

5.4

CPUBoss Score

Combination of all six facets

Winner
Intel Pentium G2030 

CPUBoss recommends the Intel Pentium G2030  based on its overclocking.

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VS

Differences What are the advantages of each

Front view of Intel Pentium G620

Reasons to consider the
Intel Pentium G620

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Much more l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better turbo clock speed 1,100 MHz vs 1,050 MHz Around 5% better turbo clock speed
Much more l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
Front view of Intel Pentium G2030

Reasons to consider the
Intel Pentium G2030

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Significantly higher clock speed 3 GHz vs 2.6 GHz More than 15% higher clock speed
Much newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More number of displays supported 3 vs 2 1 more number of displays supported
Much lower typical power consumption 44.69W vs 70.8W More than 35% lower typical power consumption
Much better overclocked clock speed (Air) 3.1 GHz vs 2.72 GHz Around 15% better overclocked clock speed (Air)
Much lower annual home energy cost 13.25 $/year vs 27.64 $/year 2.1x lower annual home energy cost
Significantly better overclocked clock speed (Water) 3.16 GHz vs 2.6 GHz More than 20% better overclocked clock speed (Water)
Significantly lower annual commercial energy cost 48.18 $/year vs 66.84 $/year Around 30% lower annual commercial energy cost
Newer Apr, 2013 vs Apr, 2011 Release date over 2 years later

Benchmarks Real world tests of Pentium G620 vs G2030

CompuBench 1.5 (Ocean surface simulation) Data courtesy CompuBench

Pentium G620
25.64 fps
Pentium G2030
30.88 fps

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 G620
128,700 MB/s
Pentium G2030
157,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Pentium G620  vs
G2030 
Clock speed 2.6 GHz 3 GHz
Cores Dual core Dual core

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 55W
Annual home energy cost 27.64 $/year 13.25 $/year
Annual commercial energy cost 66.84 $/year 48.18 $/year
Performance per watt 1.64 pt/W 2.19 pt/W
Typical power consumption 70.8W 44.69W

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s

details

Pentium G620  vs
G2030 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 3 MB 3 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1

overclocking

Overclocked clock speed 2.72 GHz 3.1 GHz
Overclocked clock speed (Water) 2.6 GHz 3.16 GHz
PassMark (Overclocked) 1,014.8 3,269.1
Overclocked clock speed (Air) 2.72 GHz 3.1 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics Intel® HD Graphics
Number of displays supported 2 3
GPU clock speed 850 MHz 650 MHz
Turbo clock speed 1,100 MHz 1,050 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Maximum bandwidth 17,066.66 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 32,768 MB
Intel Pentium G620
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Intel Pentium G2030
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