Product comparison · 2 cpus

HP Intel Core i5-450M vs HP Intel Core i7-840QM

Key differences

Processor family
- Intel Core i5-450M:Intel® Core™ i5
- Intel Core i7-840QM:Intel® Core™ i7
Processor generation
- Intel Core i5-450M:4th gen Intel® Core™ i5
- Intel Core i7-840QM:Intel® Core™ i7
Processor model
- Intel Core i5-450M:i5-450M
- Intel Core i7-840QM:i7-840QM
Processor base frequency
- Intel Core i5-450M:2.4 GHz
- Intel Core i7-840QM:1.86 GHz
Processor cores
- Intel Core i5-450M:2
- Intel Core i7-840QM:4
Processor lithography
- Intel Core i5-450M:32 nm
- Intel Core i7-840QM:45 nm
Processor threads
- Intel Core i5-450M:4
- Intel Core i7-840QM:8
Processor boost frequency
- Intel Core i5-450M:2.66 GHz
- Intel Core i7-840QM:3.2 GHz

Differences highlightedShow differences only

Comparison of Intel Core i5-450M, Intel Core i7-840QM
26 specifications	A HP Intel Core i5-450M View product	B HP Intel Core i7-840QM View product
Processor12 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	Intel® Core™ i7
Processor modelDiffers	i5-450M	i7-840QM
Processor base frequencyDiffers	2.4 GHz	1.86 GHz
Processor coresDiffers	2	4
Processor socket	PGA988	PGA988
Processor lithographyDiffers	32 nm	45 nm
Package type	Tray	Tray
Component for	Laptop	Laptop
Processor threadsDiffers	4	8
System bus rate	2.5 GT/s	2.5 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.66 GHz	3.2 GHz
Processor cacheDiffers	3 MB	8 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	35 W	45 W
CPU multiplier (bus/core ratio)Differs	18	14
Memory bandwidth supported by processor (max)Differs	17.1 GB/s	21 GB/s
Memory1 differ
Maximum internal memory supported by processor	8 GB	8 GB
Memory clock speeds supported by processorDiffers	800,1066 MHz	1066,1333 MHz
Memory channels	Dual-channel	Dual-channel
ECC	No	No
Featuresidentical
Market segment	Mobile	Mobile
Weight & dimensionsidentical
Width	37.5 mm	37.5 mm
Depth	37.5 mm	37.5 mm
Other features1 differ
Temperature (max)Differs	105 °C	100 °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.