Product comparison · 2 cpus

Fujitsu Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB vs Lenovo Intel Xeon E5-2603

34specifications compared
12differ
22identical
14known for one product only

Key differences

Processor model
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:E5-2420
- Intel Xeon E5-2603:E5-2603
Processor base frequency
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:1.9 GHz
- Intel Xeon E5-2603:1.8 GHz
Processor cores
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:6
- Intel Xeon E5-2603:4
Processor socket
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:LGA 1356 (Socket B2)
- Intel Xeon E5-2603:LGA 2011 (Socket R)
Processor threads
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:12
- Intel Xeon E5-2603:4
System bus rate
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:7.2 GT/s
- Intel Xeon E5-2603:6.4 GT/s
Processor cache
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:15 MB
- Intel Xeon E5-2603:10 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB:95 W
- Intel Xeon E5-2603:80 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB, Intel Xeon E5-2603
48 specifications	A Fujitsu Intel Xeon E5-2420 6C/12T 1.90 GHz 15 MB View product	B Lenovo Intel Xeon E5-2603 View product
Processor9 differ
Processor modelDiffers	E5-2420	E5-2603
Processor base frequencyDiffers	1.9 GHz	1.8 GHz
Processor coresDiffers	6	4
Processor socketDiffers	LGA 1356 (Socket B2)	LGA 2011 (Socket R)
Processor threadsDiffers	12	4
System bus rateDiffers	7.2 GT/s	6.4 GT/s
Processor boost frequencyKnown for one	2.4 GHz	Unknown — not stated by the source
Processor cacheDiffers	15 MB	10 MB
Thermal Design Power (TDP)Differs	95 W	80 W
Number of QPI linksKnown for one	1	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	32 GB/s	34.1 GB/s
SteppingKnown for one	Unknown — not stated by the source	M1
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	18
Memory3 differ
Maximum internal memory supported by processorDiffers	375 GB	750 GB
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
Featuresidentical
Maximum number of PCI Express lanesKnown for one	24	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
ScalabilityKnown for one	S2S	Unknown — not stated by the source
Processor special featuresidentical
Intel Flex Memory AccessKnown 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® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	PRIMERGY BX920 S3	Unknown — not stated by the source
Height (imperial)Known for one	Unknown — not stated by the source	5.59 mm (0.22")

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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