Product comparison · 2 cpus

HP 639704-L21 processor vs HP ML350 G6 Intel Xeon E5645 Processor Kit

Key differences

Processor family
- 639704-L21 processor:Intel® Xeon® E3 Family
- ML350 G6 Intel Xeon E5645 Processor Kit:Intel® Xeon® 5000 Sequence
Processor model
- 639704-L21 processor:E3-1270
- ML350 G6 Intel Xeon E5645 Processor Kit:E5645
Processor base frequency
- 639704-L21 processor:3.4 GHz
- ML350 G6 Intel Xeon E5645 Processor Kit:2.4 GHz
Processor cores
- 639704-L21 processor:4
- ML350 G6 Intel Xeon E5645 Processor Kit:6
Processor socket
- 639704-L21 processor:LGA 1155 (Socket H2)
- ML350 G6 Intel Xeon E5645 Processor Kit:Socket B (LGA 1366)
Component for
- 639704-L21 processor:Server/workstation
- ML350 G6 Intel Xeon E5645 Processor Kit:PC
Processor threads
- 639704-L21 processor:8
- ML350 G6 Intel Xeon E5645 Processor Kit:12
System bus rate
- 639704-L21 processor:5 GT/s
- ML350 G6 Intel Xeon E5645 Processor Kit:5.86 GT/s

Differences highlightedShow differences only

Comparison of 639704-L21, ML350 G6 Intel Xeon E5645 Processor Kit
21 specifications	A HP 639704-L21 processor Model 639704-L21 View product	B HP ML350 G6 Intel Xeon E5645 Processor Kit View product
Processor10 differ
Processor familyDiffers	Intel® Xeon® E3 Family	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E3-1270	E5645
Processor base frequencyDiffers	3.4 GHz	2.4 GHz
Processor coresDiffers	4	6
Processor socketDiffers	LGA 1155 (Socket H2)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Unknown — not stated by the source	Tray
Component forDiffers	Server/workstation	PC
Processor threadsDiffers	8	12
System bus rateDiffers	5 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.67 GHz
Processor cacheDiffers	8 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.750 - 1.350 V
CPU multiplier (bus/core ratio)Differs	34	18
Features1 differ
Market segmentDiffers	Server	Desktop
BandwidthKnown for one	Unknown — not stated by the source	32000 MB/s
Operational conditionsidentical
Maximum operating temperatureKnown for one	Unknown — not stated by the source	76.2 °C
Other featuresidentical
L1 cacheKnown for one	Unknown — not stated by the source	0.384 MB

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.