Product comparison · 2 cpus

Acer Intel Pentium E6500 vs HP Z620 Xeon E5-2643 4C 3.30GHz 10MB

22specifications compared
15differ
7identical
35known for one product only

Key differences

The HP Z620 Xeon E5-2643 4C 3.30GHz 10MB has 0.37 GHz more processor base frequency than the Acer Intel Pentium E6500 (3.3 GHz vs 2.93 GHz). The HP Z620 Xeon E5-2643 4C 3.30GHz 10MB has 2 more processor cores than the Acer Intel Pentium E6500 (4 vs 2). The Acer Intel Pentium E6500 has 13 nm more processor lithography than the HP Z620 Xeon E5-2643 4C 3.30GHz 10MB (45 nm vs 32 nm). Only the Acer Intel Pentium E6500 has embedded options available. Processor family: Intel® Xeon® 6000 Sequence on the Acer Intel Pentium E6500, Intel® Xeon® E5 Family on the HP Z620 Xeon E5-2643 4C 3.30GHz 10MB.

Processor family
- Intel Pentium E6500:Intel® Xeon® 6000 Sequence
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:Intel® Xeon® E5 Family
Processor model
- Intel Pentium E6500:E6500
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:E5-2643
Processor base frequency
- Intel Pentium E6500:2.93 GHz
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:3.3 GHz
Processor cores
- Intel Pentium E6500:2
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:4
Processor socket
- Intel Pentium E6500:LGA 775 (Socket T)
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:LGA 2011 (Socket R)
Processor lithography
- Intel Pentium E6500:45 nm
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:32 nm
Processor cache
- Intel Pentium E6500:2 MB
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:10 MB
Processor cache type
- Intel Pentium E6500:L2
- Z620 Xeon E5-2643 4C 3.30GHz 10MB:L3

Side by side

Differences highlightedShow differences only

Comparison of Intel Pentium E6500, Z620 Xeon E5-2643 4C 3.30GHz 10MB
57 specifications	A Acer Intel Pentium E6500 View product	B HP Z620 Xeon E5-2643 4C 3.30GHz 10MB View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® 6000 Sequence	Intel® Xeon® E5 Family
Processor modelDiffers	E6500	E5-2643
Processor base frequencyDiffers	2.93 GHz	3.3 GHz
Processor coresDiffers	2	4
Processor socketDiffers	LGA 775 (Socket T)	LGA 2011 (Socket R)
Processor lithographyDiffers	45 nm	32 nm
Processor threadsKnown for one	Unknown — not stated by the source	8
System bus rateKnown for one	Unknown — not stated by the source	8 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
Processor cacheDiffers	2 MB	10 MB
Processor cache typeDiffers	L2	L3
Processor front side busDiffers	1066 MHz	1600 MHz
Thermal Design Power (TDP)Differs	65 W	130 W
VID Voltage RangeDiffers	0.8500 – 1.3625	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
Package typeKnown for one	Tray	Unknown — not stated by the source
L2 cache speedKnown for one	2.93 GHz	Unknown — not stated by the source
Compatible chipsetsKnown for one	Intel® G31 Express, Intel® G33 Express, Intel® G35 Express, Intel® G41 Express, Intel® G43 Express, Intel® G45 Express, Intel® P31 Express, Intel® P35 Express, Intel® P43 Express, Intel® P45 Express, Intel® Q33 Express, Intel® Q35 Express, Intel® Q43 Express, Intel® Q45 Express, Intel® X38 Express,	Unknown — not stated by the source
SteppingKnown for one	R0	Unknown — not stated by the source
Processor codeKnown for one	SLGUH	Unknown — not stated by the source
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
Features2 differ
Market segmentDiffers	Desktop	Server
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 availableDiffers	Yes	No
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Number of Processing Die TransistorsKnown for one	228 M	Unknown — not stated by the source
Processing Die sizeKnown for one	82 mm²	Unknown — not stated by the source
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Processor special featuresidentical
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 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 conditions1 differ
TcaseDiffers	74.1 °C	73 °C
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
CompatibilityKnown for one	Unknown — not stated by the source	HP Z620

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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