Product comparison · 2 cpus

Dell Xeon E5620 vs Dell Xeon L5609

44specifications compared
9differ
35identical
5known for one product only

Key differences

Processor model
- Xeon E5620:E5620
- Xeon L5609:L5609
Processor base frequency
- Xeon E5620:2.4 GHz
- Xeon L5609:1.86 GHz
Processor threads
- Xeon E5620:8
- Xeon L5609:4
System bus rate
- Xeon E5620:5.86 GT/s
- Xeon L5609:4.8 GT/s
Thermal Design Power (TDP)
- Xeon E5620:80 W
- Xeon L5609:40 W
CPU multiplier (bus/core ratio)
- Xeon E5620:18
- Xeon L5609:14
Intel® Hyper Threading Technology (Intel® HT Technology)
- Xeon E5620:Yes
- Xeon L5609:No
Intel® Turbo Boost Technology
- Xeon E5620:2.0
- Xeon L5609:No

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5620, Xeon L5609
49 specifications	A Dell Xeon E5620 View product	B Dell Xeon L5609 View product
Processor6 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5620	L5609
Processor base frequencyDiffers	2.4 GHz	1.86 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Tray	Unknown — not stated by the source
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	8	4
System bus rateDiffers	5.86 GT/s	4.8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	2.66 GHz	Unknown — not stated by the source
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	80 W	40 W
VID Voltage Range	0.750 - 1.350 V	0.750 - 1.350 V
Compatible chipsetsKnown for one	Intel® 5520	Unknown — not stated by the source
Stepping	B1	B1
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)Differs	18	14
Number of QPI links	2	2
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
Memoryidentical
Maximum internal memory supported by processor	288 GB	288 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	No	No
Market segment	Server	Server
Supported instruction sets	SSE4.2	SSE4.2
CPU configuration (max)	2	2
Physical Address Extension (PAE)	Yes	Yes
Embedded options availableKnown for one	Unknown — not stated by the source	No
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® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Operational conditions1 differ
TcaseDiffers	77.6 °C	63.1 °C
Weight & dimensionsidentical
Processor package size	42.5 mm	42.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No

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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