Product comparison · 2 cpus

Lenovo Intel Xeon E5-2420 v2 vs Lenovo Intel Xeon E5-2637 v2

48specifications compared
18differ
30identical
6known for one product only

Key differences

Processor model
- Intel Xeon E5-2420 v2:E5-2440V2
- Intel Xeon E5-2637 v2:E5-2637V2
Processor base frequency
- Intel Xeon E5-2420 v2:1.9 GHz
- Intel Xeon E5-2637 v2:3.5 GHz
Processor cores
- Intel Xeon E5-2420 v2:8
- Intel Xeon E5-2637 v2:4
Processor socket
- Intel Xeon E5-2420 v2:LGA 1356 (Socket B2)
- Intel Xeon E5-2637 v2:LGA 2011 (Socket R)
Processor threads
- Intel Xeon E5-2420 v2:16
- Intel Xeon E5-2637 v2:8
System bus rate
- Intel Xeon E5-2420 v2:7.2 GT/s
- Intel Xeon E5-2637 v2:8 GT/s
Processor operating modes
- Intel Xeon E5-2420 v2:32-bit, 64-bit
- Intel Xeon E5-2637 v2:64-bit
Processor boost frequency
- Intel Xeon E5-2420 v2:2.4 GHz
- Intel Xeon E5-2637 v2:3.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2420 v2, Intel Xeon E5-2637 v2
54 specifications	A Lenovo Intel Xeon E5-2420 v2 View product	B Lenovo Intel Xeon E5-2637 v2 View product
Processor13 differ
Processor modelDiffers	E5-2440V2	E5-2637V2
Processor base frequencyDiffers	1.9 GHz	3.5 GHz
Processor coresDiffers	8	4
Processor socketDiffers	LGA 1356 (Socket B2)	LGA 2011 (Socket R)
Processor threadsDiffers	16	8
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor boost frequencyDiffers	2.4 GHz	3.8 GHz
Processor cacheDiffers	20 MB	15 MB
Thermal Design Power (TDP)Differs	95 W	130 W
VID Voltage RangeDiffers	0.65 - 1.3 V	0.65 - 1.30 V
SteppingKnown for one	M1	Unknown — not stated by the source
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	38.4 GB/s	59.7 GB/s
Memory3 differ
Maximum internal memory supported by processorDiffers	384 GB	768 GB
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	800,1066,1333,1600,1866 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
Features1 differ
Maximum number of PCI Express lanesDiffers	24	40
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor special featuresidentical
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel® OS GuardKnown 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	80 °C	76 °C
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85423119	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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