Product comparison · 2 cpus

Fujitsu E5640 processor vs Fujitsu Intel Xeon X3450

Key differences

Processor family
- E5640 processor:Intel® Xeon® 5000 Sequence
- Intel Xeon X3450:Intel® Xeon® 3000 Sequence
Processor model
- E5640 processor:E5640
- Intel Xeon X3450:X3450
Processor socket
- E5640 processor:Socket B (LGA 1366)
- Intel Xeon X3450:LGA 1156 (Socket H)
Processor lithography
- E5640 processor:32 nm
- Intel Xeon X3450:45 nm
System bus rate
- E5640 processor:5.86 GT/s
- Intel Xeon X3450:2.5 GT/s
Processor cache
- E5640 processor:12 MB
- Intel Xeon X3450:8 MB
Processor cache type
- E5640 processor:L2
- Intel Xeon X3450:L3
Thermal Design Power (TDP)
- E5640 processor:80 W
- Intel Xeon X3450:95 W

Differences highlightedShow differences only

Comparison of E5640, Intel Xeon X3450
18 specifications	A Fujitsu E5640 processor Model E5640 View product	B Fujitsu Intel Xeon X3450 View product
Processor9 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 3000 Sequence
Processor modelDiffers	E5640	X3450
Processor base frequency	2.66 GHz	2.66 GHz
Processor cores	4	4
Processor socketDiffers	Socket B (LGA 1366)	LGA 1156 (Socket H)
Processor lithographyDiffers	32 nm	45 nm
Package type	Tray	Tray
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Processor threads	8	8
System bus rateDiffers	5.86 GT/s	2.5 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	12 MB	8 MB
Processor cache typeDiffers	L2	L3
Thermal Design Power (TDP)Differs	80 W	95 W
VID Voltage RangeDiffers	0.8 - 1.3 V	0.6500 - 1.4000 V
CPU multiplier (bus/core ratio)	20	20
Featuresidentical
Market segmentKnown for one	Unknown — not stated by the source	Server
Operational conditions1 differ
Maximum operating temperatureDiffers	77.6 °C	72.7 °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.