Product comparison · 2 cpus

Fujitsu Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB vs HP Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU

Key differences

Processor model
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:E5-2650
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:E5-2640
Processor base frequency
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:2 GHz
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:2.5 GHz
Processor cores
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:8
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:6
Processor threads
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:16
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:12
System bus rate
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:8 GT/s
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:7.2 GT/s
Processor boost frequency
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:2.8 GHz
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:3 GHz
Processor front side bus
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:1600 MHz
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:1333 MHz
VID Voltage Range
- Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB:0.60 - 1.35 V
- Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU:0.6 - 1.35 V

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB, Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU
49 specifications	A Fujitsu Intel Xeon E5-2650 8C/16T 2.00 GHz 20 MB View product	B HP Z820 Xeon E5-2640 6 Core 2.50GHz 15MB cache 1333MHz 2nd CPU View product
Processor10 differ
Processor modelDiffers	E5-2650	E5-2640
Processor base frequencyDiffers	2 GHz	2.5 GHz
Processor coresDiffers	8	6
Processor threadsDiffers	16	12
System bus rateDiffers	8 GT/s	7.2 GT/s
Processor boost frequencyDiffers	2.8 GHz	3 GHz
Processor front side busDiffers	1600 MHz	1333 MHz
VID Voltage RangeDiffers	0.60 - 1.35 V	0.6 - 1.35 V
CPU multiplier (bus/core ratio)Differs	28	30
Memory bandwidth supported by processor (max)Differs	51.2 GB/s	42.6 GB/s
Processor cacheKnown for one	Unknown — not stated by the source	15 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Memory1 differ
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	800,1066,1333 MHz
Featuresidentical
Embedded options availableKnown for one	No	Unknown — not stated by the source
Processor special features1 differ
Intel® Turbo Boost TechnologyDiffers	2.0	Yes
Intel Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	77.4 °C	73 °C
Other features1 differ
CompatibilityDiffers	Fujitsu Primergy RX200 S7	HP Z820

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.