CPUBoss Review Our evaluation of G2020 vs E5800

Performance

Benchmark performance using all cores

Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

overclock popularity

Value

Are you paying a premium for performance?

Performance Per Dollar

No winner declared

Too close to call

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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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Newer manufacturing process 22 nms vs 45 nms 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
Better PassMark (Single core) score 1,560 vs 1,312 Around 20% better PassMark (Single core) score
Marginally newer Jan, 2013 vs Nov, 2010 Release date over 2 years later
Better performance per dollar 6.33 pt/$ vs 5.15 pt/$ Around 25% better performance per dollar
Slightly lower typical power consumption 44.69W vs 52.81W More than 15% lower typical power consumption
Better performance per watt 8.2 pt/W vs 4.59 pt/W Around 80% better performance per watt
Slightly better PassMark score 2,772 vs 1,898 More than 45% better PassMark score
Slightly lower annual home energy cost 13.25 $/year vs 15.66 $/year More than 15% lower annual home energy cost
Slightly lower annual commercial energy cost 48.18 $/year vs 56.94 $/year More than 15% lower annual commercial energy cost
Front view of Intel Pentium E5800

Reasons to consider the
Intel Pentium E5800

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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
Higher clock speed 3.2 GHz vs 2.9 GHz More than 10% higher clock speed
Significantly 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 G2020 vs E5800

GeekBench

Passmark (Single Core)

Specifications Full list of technical specs

summary

Pentium G2020  vs
E5800 
Clock speed 2.9 GHz 3.2 GHz
Cores Dual core Dual core
Socket type
LGA 1155
LGA 775
Is hyperthreaded No No

features

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

gpu

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

bus

Architecture DMI FSB
Number of links 1 1

details

Pentium G2020  vs
E5800 
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 nms 45 nms
Max CPUs 1 1
Clock multiplier 29 16

overclocking

Overclock popularity 3 5

power consumption

TDP 55W 65W
Annual home energy cost 13.25 $/year 15.66 $/year
Annual commercial energy cost 48.18 $/year 56.94 $/year
Performance per watt 8.2 pt/W 4.59 pt/W
Typical power consumption 44.69W 52.81W
Intel Pentium G2020
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Intel Pentium E5800
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