Product comparison · 2 cpus

Acer Intel Core2 Duo E8300 vs HP Z620 Xeon E5-2620 6C 2.00GHz 15MB

23specifications compared
13differ
10identical
34known for one product only

Key differences

The Acer Intel Core2 Duo E8300 has 0.83 GHz more processor base frequency than the HP Z620 Xeon E5-2620 6C 2.00GHz 15MB (2.83 GHz vs 2 GHz). The HP Z620 Xeon E5-2620 6C 2.00GHz 15MB has 4 more processor cores than the Acer Intel Core2 Duo E8300 (6 vs 2). The Acer Intel Core2 Duo E8300 has 13 nm more processor lithography than the HP Z620 Xeon E5-2620 6C 2.00GHz 15MB (45 nm vs 32 nm). Processor family: Intel® Core™2 Duo on the Acer Intel Core2 Duo E8300, Intel® Xeon® E5 Family on the HP Z620 Xeon E5-2620 6C 2.00GHz 15MB. Processor model: E8300 on the Acer Intel Core2 Duo E8300, E5-2620 on the HP Z620 Xeon E5-2620 6C 2.00GHz 15MB.

Processor family
- Intel Core2 Duo E8300:Intel® Core™2 Duo
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:Intel® Xeon® E5 Family
Processor model
- Intel Core2 Duo E8300:E8300
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:E5-2620
Processor base frequency
- Intel Core2 Duo E8300:2.83 GHz
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:2 GHz
Processor cores
- Intel Core2 Duo E8300:2
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:6
Processor socket
- Intel Core2 Duo E8300:LGA 775 (Socket T)
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:LGA 2011 (Socket R)
Processor lithography
- Intel Core2 Duo E8300:45 nm
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:32 nm
Component for
- Intel Core2 Duo E8300:PC
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:Server/workstation
Processor cache
- Intel Core2 Duo E8300:6 MB
- Z620 Xeon E5-2620 6C 2.00GHz 15MB:15 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Core2 Duo E8300, Z620 Xeon E5-2620 6C 2.00GHz 15MB
57 specifications	A Acer Intel Core2 Duo E8300 View product	B HP Z620 Xeon E5-2620 6C 2.00GHz 15MB View product
Processor11 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Xeon® E5 Family
Processor modelDiffers	E8300	E5-2620
Processor base frequencyDiffers	2.83 GHz	2 GHz
Processor coresDiffers	2	6
Processor socketDiffers	LGA 775 (Socket T)	LGA 2011 (Socket R)
Processor lithographyDiffers	45 nm	32 nm
Component forDiffers	PC	Server/workstation
Processor threadsKnown for one	Unknown — not stated by the source	12
System bus rateKnown for one	Unknown — not stated by the source	7.2 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.5 GHz
Processor cacheDiffers	6 MB	15 MB
Processor cache typeDiffers	L2	L3
Processor front side bus	1333 MHz	1333 MHz
Thermal Design Power (TDP)Differs	65 W	95 W
VID Voltage RangeDiffers	0.8500 - 1.3625 V	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	25
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	42.6 GB/s
Package typeKnown for one	Tray	Unknown — not stated by the source
L2 cache speedKnown for one	2.83 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	C0	Unknown — not stated by the source
Processor codeKnown for one	SLAPN	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 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
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
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 availableKnown for one	Unknown — not stated by the source	No
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Number of Processing Die TransistorsKnown for one	410 M	Unknown — not stated by the source
Processing Die sizeKnown for one	107 mm²	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution Technology	Yes	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)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	72.4 °C	77.4 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
CompatibilityKnown for one	Unknown — not stated by the source	HP Z620
Weight & dimensionsidentical
Processor package sizeKnown for one	37.5 mm	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.

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