Product comparison · 2 cpus

Fujitsu Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB vs Fujitsu Intel Xeon E5-2643

20specifications compared
11differ
9identical
32known for one product only

Key differences

Processor model
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:E5-2620
- Intel Xeon E5-2643:E5-2643
Processor base frequency
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:2 GHz
- Intel Xeon E5-2643:3.3 GHz
Processor cores
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:6
- Intel Xeon E5-2643:4
Processor threads
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:12
- Intel Xeon E5-2643:8
System bus rate
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:7.2 GT/s
- Intel Xeon E5-2643:8.00 GT/s
Processor boost frequency
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:2.5 GHz
- Intel Xeon E5-2643:3.5 GHz
Thermal Design Power (TDP)
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:95 W
- Intel Xeon E5-2643:130 W
VID Voltage Range
- Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB:0.60 - 1.35 V
- Intel Xeon E5-2643:0.6 - 1.35 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB, Intel Xeon E5-2643
52 specifications	A Fujitsu Intel Xeon E5-2620 6C/12T 2.00 GHz 15 MB View product	B Fujitsu Intel Xeon E5-2643 View product
Processor10 differ
Processor modelDiffers	E5-2620	E5-2643
Processor base frequencyDiffers	2 GHz	3.3 GHz
Processor coresDiffers	6	4
Processor threadsDiffers	12	8
System bus rateDiffers	7.2 GT/s	8.00 GT/s
Processor boost frequencyDiffers	2.5 GHz	3.5 GHz
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	95 W	130 W
VID Voltage RangeDiffers	0.60 - 1.35 V	0.6 - 1.35 V
Bus typeKnown for one	QPI	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	25	35
Number of QPI linksKnown for one	2	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	42.6 GB/s	51.2 GB/s
Package typeKnown for one	Unknown — not stated by the source	Tray
Processor cacheKnown for one	Unknown — not stated by the source	10 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L3
SteppingKnown for one	Unknown — not stated by the source	M1
Memory1 differ
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066,1333,1600 MHz
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Featuresidentical
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
ScalabilityKnown for one	S2S	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	2.0	Unknown — not stated by the source
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
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	77.4 °C	Unknown — not stated by the source
Maximum operating temperatureKnown for one	Unknown — not stated by the source	73 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	VT-d, VT-x	Unknown — not stated by the source
CompatibilityKnown for one	Fujitsu Primergy RX200 S7	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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