Product comparison · 2 cpus

Acer Intel Pentium G640 vs Acer Intel Xeon E3-1220

35specifications compared
12differ
23identical
19known for one product only

Key differences

Processor family
- Intel Pentium G640:Intel Pentium G
- Intel Xeon E3-1220:Intel® Xeon® E3 Family
Processor model
- Intel Pentium G640:G640
- Intel Xeon E3-1220:E3-1220
Processor base frequency
- Intel Pentium G640:2.8 GHz
- Intel Xeon E3-1220:3.1 GHz
Processor cores
- Intel Pentium G640:2
- Intel Xeon E3-1220:4
Component for
- Intel Pentium G640:PC
- Intel Xeon E3-1220:Server/workstation
Processor threads
- Intel Pentium G640:2
- Intel Xeon E3-1220:4
Processor cache
- Intel Pentium G640:3 MB
- Intel Xeon E3-1220:8 MB
Thermal Design Power (TDP)
- Intel Pentium G640:65 W
- Intel Xeon E3-1220:80 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Pentium G640, Intel Xeon E3-1220
54 specifications	A Acer Intel Pentium G640 View product	B Acer Intel Xeon E3-1220 View product
Processor9 differ
Processor familyDiffers	Intel Pentium G	Intel® Xeon® E3 Family
Processor modelDiffers	G640	E3-1220
Processor base frequencyDiffers	2.8 GHz	3.1 GHz
Processor coresDiffers	2	4
Component forDiffers	PC	Server/workstation
Processor threadsDiffers	2	4
Processor cacheDiffers	3 MB	8 MB
Thermal Design Power (TDP)Differs	65 W	80 W
Compatible chipsetsKnown for one	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	Unknown — not stated by the source
SteppingKnown for one	Q0	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	17 GB/s	21 GB/s
Processor codeKnown for one	SR059	Unknown — not stated by the source
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.4 GHz
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	31
Memory1 differ
Memory clock speeds supported by processorDiffers	1066 MHz	1066,1333 MHz
ECCKnown for one	Unknown — not stated by the source	Yes
Graphics1 differ
On-board graphics cardDiffers	Yes	No
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
Features1 differ
Market segmentDiffers	Desktop	Server
Supported instruction setsKnown for one	SSE4.1, SSE4.2	Unknown — not stated by the source
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	2
Processor special featuresidentical
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	2.0
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes

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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