Product comparison · 2 cpus

HP Intel Xeon E5-2643 v4 vs HP Z640 Xeon E5-2603 v4 1.7 6C 2nd

Key differences

Processor model
- Intel Xeon E5-2643 v4:E5-2643V4
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:E5-2603V4
Processor base frequency
- Intel Xeon E5-2643 v4:3.4 GHz
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:1.7 GHz
Processor socket
- Intel Xeon E5-2643 v4:LGA 2011-v3
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:LGA 2011 (Socket R)
Processor threads
- Intel Xeon E5-2643 v4:12
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:6
System bus rate
- Intel Xeon E5-2643 v4:9.6 GT/s
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:6.4 GT/s
Processor cache
- Intel Xeon E5-2643 v4:20 MB
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:15 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2643 v4:135 W
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:85 W
Memory bandwidth supported by processor (max)
- Intel Xeon E5-2643 v4:76.8 GB/s
- Z640 Xeon E5-2603 v4 1.7 6C 2nd:59.7 GB/s

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2643 v4, Z640 Xeon E5-2603 v4 1.7 6C 2nd
56 specifications	A HP Intel Xeon E5-2643 v4 View product	B HP Z640 Xeon E5-2603 v4 1.7 6C 2nd View product
Processor8 differ
Processor modelDiffers	E5-2643V4	E5-2603V4
Processor base frequencyDiffers	3.4 GHz	1.7 GHz
Processor socketDiffers	LGA 2011-v3	LGA 2011 (Socket R)
Processor threadsDiffers	12	6
System bus rateDiffers	9.6 GT/s	6.4 GT/s
Processor boost frequencyKnown for one	3.7 GHz	Unknown — not stated by the source
Processor cacheDiffers	20 MB	15 MB
Thermal Design Power (TDP)Differs	135 W	85 W
Memory bandwidth supported by processor (max)Differs	76.8 GB/s	59.7 GB/s
Package typeKnown for one	Unknown — not stated by the source	Tray
Memory1 differ
Memory clock speeds supported by processorDiffers	1600,1866,2133,2400 MHz	1600,1866 MHz
Processor special features1 differ
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Operational conditions1 differ
TcaseDiffers	75 °C	73 °C
Other featuresidentical
CompatibilityKnown for one	Z640	Unknown — not stated by the source

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.