Product comparison · 2 cpus

Acer Intel Core i5-650 vs Acer Intel Pentium G640

32specifications compared
16differ
16identical
25known for one product only

Key differences

The Acer Intel Core i5-650 has 0.4 GHz more processor base frequency than the Acer Intel Pentium G640 (3.2 GHz vs 2.8 GHz). The Acer Intel Core i5-650 has 2 more processor threads than the Acer Intel Pentium G640 (4 vs 2). The Acer Intel Pentium G640 has 2.5 GT/s more system bus rate than the Acer Intel Core i5-650 (5 GT/s vs 2.5 GT/s). Only the Acer Intel Pentium G640 has thermal Monitoring Technologies. Processor family: Intel® Core™ i5 on the Acer Intel Core i5-650, Intel Pentium G on the Acer Intel Pentium G640.

Processor family
- Intel Core i5-650:Intel® Core™ i5
- Intel Pentium G640:Intel Pentium G
Processor model
- Intel Core i5-650:i5-650
- Intel Pentium G640:G640
Processor base frequency
- Intel Core i5-650:3.2 GHz
- Intel Pentium G640:2.8 GHz
Processor socket
- Intel Core i5-650:LGA 1156 (Socket H)
- Intel Pentium G640:LGA 1155 (Socket H2)
Processor threads
- Intel Core i5-650:4
- Intel Pentium G640:2
System bus rate
- Intel Core i5-650:2.5 GT/s
- Intel Pentium G640:5 GT/s
Processor cache
- Intel Core i5-650:4 MB
- Intel Pentium G640:3 MB
Thermal Design Power (TDP)
- Intel Core i5-650:73 W
- Intel Pentium G640:65 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Core i5-650, Intel Pentium G640
57 specifications	A Acer Intel Core i5-650 View product	B Acer Intel Pentium G640 View product
Processor9 differ
Processor familyDiffers	Intel® Core™ i5	Intel Pentium G
Processor modelDiffers	i5-650	G640
Processor base frequencyDiffers	3.2 GHz	2.8 GHz
Processor cores	2	2
Processor socketDiffers	LGA 1156 (Socket H)	LGA 1155 (Socket H2)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Unknown — not stated by the source	Tray
Component for	PC	PC
Processor threadsDiffers	4	2
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	4 MB	3 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	73 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
Bus typeKnown for one	Unknown — not stated by the source	DMI
Memory bandwidth supported by processor (max)Differs	21 GB/s	17 GB/s
Processor codeKnown for one	Unknown — not stated by the source	SR059
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor boost frequencyKnown for one	3.46 GHz	Unknown — not stated by the source
VID Voltage RangeKnown for one	0.6500 - 1.4000 V	Unknown — not stated by the source
Memory2 differ
Maximum internal memory supported by processorDiffers	16 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066,1333 MHz	1066 MHz
Memory channels	Dual-channel	Dual-channel
Graphics1 differ
On-board graphics card	Yes	Yes
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	733 MHz	850 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1100 MHz
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
Features2 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring TechnologiesDiffers	No	Yes
Market segment	Desktop	Desktop
PCI Express slots version	2.0	2.0
Supported instruction setsDiffers	SSE4.2	SSE4.1, SSE4.2
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	32 nm
Embedded options availableKnown for one	No	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
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
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Trusted Execution TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	72.6 °C	69.1 °C
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 mm
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-d, VT-x	VT-x

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.

More cpu comparisons

All cpu comparisons