Product comparison · 2 cpus

Acer Intel Pentium G2020 vs Acer Intel Pentium G640

38specifications compared
10differ
28identical
13known for one product only

Key differences

Processor family
- Intel Pentium G2020:Intel® Pentium®
- Intel Pentium G640:Intel Pentium G
Processor model
- Intel Pentium G2020:G2020
- Intel Pentium G640:G640
Processor base frequency
- Intel Pentium G2020:2.9 GHz
- Intel Pentium G640:2.8 GHz
Processor lithography
- Intel Pentium G2020:22 nm
- Intel Pentium G640:32 nm
Thermal Design Power (TDP)
- Intel Pentium G2020:55 W
- Intel Pentium G640:65 W
Memory bandwidth supported by processor (max)
- Intel Pentium G2020:21 GB/s
- Intel Pentium G640:17 GB/s
Memory clock speeds supported by processor
- Intel Pentium G2020:1333 MHz
- Intel Pentium G640:1066 MHz
On-board graphics card base frequency
- Intel Pentium G2020:650 MHz
- Intel Pentium G640:850 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Pentium G2020, Intel Pentium G640
51 specifications	A Acer Intel Pentium G2020 View product	B Acer Intel Pentium G640 View product
Processor6 differ
Processor familyDiffers	Intel® Pentium®	Intel Pentium G
Processor modelDiffers	G2020	G640
Processor base frequencyDiffers	2.9 GHz	2.8 GHz
Processor lithographyDiffers	22 nm	32 nm
Thermal Design Power (TDP)Differs	55 W	65 W
Compatible chipsetsKnown for one	Unknown — not stated by the source	Intel® B65 Express, Intel® B75 Express, Intel® H61 Express, Intel® H67 Express, Intel® H77 Express, Intel® P67 Express, Intel® Q65 Express, Intel® Q67 Express, Intel Q75 Express, Intel® Q77 Express, Intel® Z68 Express, Intel® Z75 Express, Intel® Z77 Express
SteppingKnown for one	Unknown — not stated by the source	Q0
Memory bandwidth supported by processor (max)Differs	21 GB/s	17 GB/s
Processor codeKnown for one	Unknown — not stated by the source	SR059
L3 cache speedKnown for one	2.9 GHz	Unknown — not stated by the source
Memory1 differ
Memory clock speeds supported by processorDiffers	1333 MHz	1066 MHz
ECCKnown for one	Yes	Unknown — not stated by the source
Graphics2 differ
On-board graphics card base frequencyDiffers	650 MHz	850 MHz
On-board graphics card dynamic frequency (max)Differs	1050 MHz	1100 MHz
Number of displays supported (on-board graphics)Known for one	3	Unknown — not stated by the source
Features1 differ
Graphics & IMC lithographyDiffers	22 nm	32 nm
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
Thermal solution specificationKnown for one	PCG 2011C	Unknown — not stated by the source
Processor special featuresidentical
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	69.1 °C

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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