Product comparison · 2 cpus

HP 124779-B21 processor vs HP 159756-B21 processor

Key differences

Processor base frequency
- 124779-B21 processor:0.55 GHz
- 159756-B21 processor:0.667 GHz
Processor socket
- 124779-B21 processor:SECC2242
- 159756-B21 processor:Socket 370
Processor lithography
- 124779-B21 processor:250 nm
- 159756-B21 processor:180 nm
Processor cache
- 124779-B21 processor:0.512 MB
- 159756-B21 processor:0.256 MB
Processor front side bus
- 124779-B21 processor:100 MHz
- 159756-B21 processor:133 MHz
Thermal Design Power (TDP)
- 124779-B21 processor:30.8 W
- 159756-B21 processor:17.5 W

Differences highlightedShow differences only

Comparison of 124779-B21, 159756-B21
13 specifications	A HP 124779-B21 processor Model 124779-B21 View product	B HP 159756-B21 processor Model 159756-B21 View product
Processor6 differ
Processor family	Intel® Pentium® III	Intel® Pentium® III
Processor base frequencyDiffers	0.55 GHz	0.667 GHz
Processor cores	1	1
Processor socketDiffers	SECC2242	Socket 370
Processor lithographyDiffers	250 nm	180 nm
Component for	Server/workstation	Server/workstation
Processor operating modes	32-bit	32-bit
Processor cacheDiffers	0.512 MB	0.256 MB
Processor cache type	L2	L2
Processor front side busDiffers	100 MHz	133 MHz
Thermal Design Power (TDP)Differs	30.8 W	17.5 W
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Market segment	Desktop	Desktop

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.