Product comparison · 2 cpus

HP Z620 Xeon E5-2665 8C 2.40GHz 20MB vs HP Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU

Key differences

Processor model
- Z620 Xeon E5-2665 8C 2.40GHz 20MB:E5-2665
- Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU:E5-2670
Processor base frequency
- Z620 Xeon E5-2665 8C 2.40GHz 20MB:2.4 GHz
- Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU:2.6 GHz
Processor boost frequency
- Z620 Xeon E5-2665 8C 2.40GHz 20MB:3.1 GHz
- Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU:3.3 GHz
Processor cache type
- Z620 Xeon E5-2665 8C 2.40GHz 20MB:L3
- Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU:L2
CPU multiplier (bus/core ratio)
- Z620 Xeon E5-2665 8C 2.40GHz 20MB:31
- Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU:33
Compatibility
- Z620 Xeon E5-2665 8C 2.40GHz 20MB:HP Z620
- Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU:HP Z820

Differences highlightedShow differences only

Comparison of Z620 Xeon E5-2665 8C 2.40GHz 20MB, Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU
49 specifications	A HP Z620 Xeon E5-2665 8C 2.40GHz 20MB View product	B HP Z820 Xeon E5-2670 8 Core 2.60GHz 20MB cache 1600MHz 2nd CPU View product
Processor5 differ
Processor modelDiffers	E5-2665	E5-2670
Processor base frequencyDiffers	2.4 GHz	2.6 GHz
Processor boost frequencyDiffers	3.1 GHz	3.3 GHz
Processor cache typeDiffers	L3	L2
CPU multiplier (bus/core ratio)Differs	31	33
Featuresidentical
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
Other features1 differ
CompatibilityDiffers	HP Z620	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.