Product comparison · 2 cpus

Lenovo Intel Xeon E5-2620 vs Lenovo Intel Xeon E5-2640

Key differences

Processor model
- Intel Xeon E5-2620:E5-2620
- Intel Xeon E5-2640:E5-2640
Processor base frequency
- Intel Xeon E5-2620:2 GHz
- Intel Xeon E5-2640:2.5 GHz
Processor boost frequency
- Intel Xeon E5-2620:2.5 GHz
- Intel Xeon E5-2640:3 GHz
CPU multiplier (bus/core ratio)
- Intel Xeon E5-2620:25
- Intel Xeon E5-2640:30

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2620, Intel Xeon E5-2640
28 specifications	A Lenovo Intel Xeon E5-2620 View product	B Lenovo Intel Xeon E5-2640 View product
Processor4 differ
Processor family	Intel® Xeon® E5 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-2620	E5-2640
Processor base frequencyDiffers	2 GHz	2.5 GHz
Processor cores	6	6
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
Component for	Server/workstation	Server/workstation
Processor threads	12	12
System bus rate	7.2 GT/s	7.2 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.5 GHz	3 GHz
Processor cache	15 MB	15 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	95 W	95 W
VID Voltage Range	0.60 - 1.35 V	0.60 - 1.35 V
CPU multiplier (bus/core ratio)Differs	25	30
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	42.6 GB/s
Memoryidentical
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	750 GB
Memory clock speeds supported by processor	800,1066,1333 MHz	800,1066,1333 MHz
Memory channels	Quad-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Market segment	Server	Server
Processor special featuresidentical
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
Operational conditionsidentical
Maximum operating temperature	77.4 °C	77.4 °C

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.