Product comparison · 2 cpus

HP Intel Xeon E7-4860 vs HP Z820 Xeon E5-2643 4C 3.30GHz 10MB

13specifications compared
7differ
6identical
35known for one product only

Key differences

Processor family
- Intel Xeon E7-4860:Intel® Xeon® E7 Family
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:Intel® Xeon® E5 Family
Processor model
- Intel Xeon E7-4860:E7-4860
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:E5-2643
Processor base frequency
- Intel Xeon E7-4860:2.26 GHz
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:3.3 GHz
Processor cores
- Intel Xeon E7-4860:10
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:4
Processor socket
- Intel Xeon E7-4860:LGA 1567 (Socket LS)
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:LGA 2011 (Socket R)
System bus rate
- Intel Xeon E7-4860:6.4 GT/s
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:8 GT/s
Processor cache
- Intel Xeon E7-4860:24 MB
- Z820 Xeon E5-2643 4C 3.30GHz 10MB:10 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E7-4860, Z820 Xeon E5-2643 4C 3.30GHz 10MB
48 specifications	A HP Intel Xeon E7-4860 View product	B HP Z820 Xeon E5-2643 4C 3.30GHz 10MB View product
Processor7 differ
Processor familyDiffers	Intel® Xeon® E7 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E7-4860	E5-2643
Processor base frequencyDiffers	2.26 GHz	3.3 GHz
Processor coresDiffers	10	4
Processor socketDiffers	LGA 1567 (Socket LS)	LGA 2011 (Socket R)
Processor threadsKnown for one	Unknown — not stated by the source	8
System bus rateDiffers	6.4 GT/s	8 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
Processor cacheDiffers	24 MB	10 MB
Processor front side busKnown for one	Unknown — not stated by the source	1600 MHz
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 1.35 V
Bus typeKnown for one	Unknown — not stated by the source	QPI
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	35
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	51.2 GB/s
Memoryidentical
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	750 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066,1333,1600 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Quad-channel
ECCKnown for one	Unknown — not stated by the source	Yes
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Featuresidentical
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Embedded options availableKnown for one	Unknown — not stated by the source	No
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	73 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-d, VT-x
CompatibilityKnown for one	Unknown — not stated by the source	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.

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