Product comparison · 2 cpus

Dell Xeon E5-2620 2.00GHz vs Lenovo Xeon E5-2403

35specifications compared
14differ
21identical
14known for one product only

Key differences

Processor model
- Xeon E5-2620 2.00GHz:E5-2620
- Xeon E5-2403:E5-2403
Processor base frequency
- Xeon E5-2620 2.00GHz:2 GHz
- Xeon E5-2403:1.8 GHz
Processor cores
- Xeon E5-2620 2.00GHz:6
- Xeon E5-2403:4
Processor socket
- Xeon E5-2620 2.00GHz:LGA 2011 (Socket R)
- Xeon E5-2403:LGA 1356 (Socket B2)
Processor threads
- Xeon E5-2620 2.00GHz:12
- Xeon E5-2403:4
System bus rate
- Xeon E5-2620 2.00GHz:7.2 GT/s
- Xeon E5-2403:6.40 GT/s
Thermal Design Power (TDP)
- Xeon E5-2620 2.00GHz:95 W
- Xeon E5-2403:80 W
Number of QPI links
- Xeon E5-2620 2.00GHz:2
- Xeon E5-2403:1

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5-2620 2.00GHz, Xeon E5-2403
49 specifications	A Dell Xeon E5-2620 2.00GHz View product	B Lenovo Xeon E5-2403 View product
Processor9 differ
Processor family	Intel® Xeon® E5 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-2620	E5-2403
Processor base frequencyDiffers	2 GHz	1.8 GHz
Processor coresDiffers	6	4
Processor socketDiffers	LGA 2011 (Socket R)	LGA 1356 (Socket B2)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	4
System bus rateDiffers	7.2 GT/s	6.40 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	2.5 GHz	Unknown — not stated by the source
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	95 W	80 W
VID Voltage Range	0.6 - 1.35 V	0.6 - 1.35 V
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)Known for one	25	Unknown — not stated by the source
Number of QPI linksDiffers	2	1
Memory bandwidth supported by processor (max)Differs	42.6 GB/s	25 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
Memory3 differ
Maximum internal memory supported by processorDiffers	750 GB	375 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066 MHz
Memory channelsDiffers	Quad-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
PCI Express slots version	3.0	3.0
Embedded options availableKnown for one	No	Unknown — not stated by the source
ScalabilityKnown for one	2S	Unknown — not stated by the source
Processor special features2 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Turbo Boost TechnologyDiffers	Yes	No
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TcaseKnown for one	77.4 °C	Unknown — not stated by the source
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x

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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