Product comparison · 2 cpus

Acer Intel Celeron B800 vs Acer Intel Core i5-661

27specifications compared
12differ
15identical
19known for one product only

Key differences

Processor family
- Intel Celeron B800:Intel® Celeron®
- Intel Core i5-661:Intel® Core™ i5
Processor model
- Intel Celeron B800:B800
- Intel Core i5-661:i5-661
Processor base frequency
- Intel Celeron B800:1.5 GHz
- Intel Core i5-661:3.33 GHz
Processor socket
- Intel Celeron B800:PGA988
- Intel Core i5-661:LGA 1156 (Socket H)
Component for
- Intel Celeron B800:Laptop
- Intel Core i5-661:PC
Processor threads
- Intel Celeron B800:2
- Intel Core i5-661:4
System bus rate
- Intel Celeron B800:5 GT/s
- Intel Core i5-661:2.5 GT/s
Processor cache
- Intel Celeron B800:2 MB
- Intel Core i5-661:4 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Celeron B800, Intel Core i5-661
46 specifications	A Acer Intel Celeron B800 View product	B Acer Intel Core i5-661 View product
Processor10 differ
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Processor modelDiffers	B800	i5-661
Processor base frequencyDiffers	1.5 GHz	3.33 GHz
Processor cores	2	2
Processor socketDiffers	PGA988	LGA 1156 (Socket H)
Processor lithography	32 nm	32 nm
Component forDiffers	Laptop	PC
Processor threadsDiffers	2	4
System bus rateDiffers	5 GT/s	2.5 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.6 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	35 W	87 W
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6500 - 1.4000 V
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	21 GB/s
Package typeKnown for one	Tray	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	15	Unknown — not stated by the source
Memoryidentical
Maximum internal memory supported by processor	16 GB	16 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1066,1333 MHz	1066,1333 MHz
Memory channels	Dual-channel	Dual-channel
ECCKnown for one	No	Unknown — not stated by the source
Graphicsidentical
On-board graphics card	Yes	Yes
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	900 MHz
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
Features2 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring TechnologiesDiffers	Yes	No
Market segmentDiffers	Mobile	Desktop
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	69.8 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	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.

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