Product comparison · 2 cpus

HP B840 processor vs HP I7-2670QM processor

Key differences

Processor family
- B840 processor:Intel® Celeron®
- I7-2670QM processor:Intel® Core™ i7
Processor model
- B840 processor:B840
- I7-2670QM processor:i7-2670QM
Processor base frequency
- B840 processor:1.9 GHz
- I7-2670QM processor:2.2 GHz
Processor cores
- B840 processor:2
- I7-2670QM processor:4
Processor threads
- B840 processor:2
- I7-2670QM processor:8
Processor cache
- B840 processor:2 MB
- I7-2670QM processor:6 MB
Thermal Design Power (TDP)
- B840 processor:35 W
- I7-2670QM processor:45 W
CPU multiplier (bus/core ratio)
- B840 processor:19
- I7-2670QM processor:22

Differences highlightedShow differences only

Comparison of B840, I7-2670QM
23 specifications	A HP B840 processor Model B840 View product	B HP I7-2670QM processor Model I7-2670QM View product
Processor9 differ
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i7
Processor generationKnown for one	Unknown — not stated by the source	2nd gen Intel® Core™ i7
Processor modelDiffers	B840	i7-2670QM
Processor base frequencyDiffers	1.9 GHz	2.2 GHz
Processor coresDiffers	2	4
Processor socket	PGA988	PGA988
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
Processor threadsDiffers	2	8
System bus rate	5 GT/s	5 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
Processor cacheDiffers	2 MB	6 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	35 W	45 W
CPU multiplier (bus/core ratio)Differs	19	22
Memory bandwidth supported by processor (max)Differs	21.3 GB/s	25.6 GB/s
Memory2 differ
Maximum internal memory supported by processorDiffers	16 GB	32 GB
Memory clock speeds supported by processorDiffers	1066,1333 MHz	1066,1333,1600 MHz
Memory channels	Dual-channel	Dual-channel
Operational conditionsidentical
Maximum operating temperature	100 °C	100 °C
Weight & dimensionsidentical
Width	37.5 mm	37.5 mm
Height	37.5 mm	37.5 mm

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.