Product comparison · 2 cpus

Dell Xeon E5-2403 vs Dell Xeon E5620

41specifications compared
17differ
24identical
15known for one product only

Key differences

Processor family
- Xeon E5-2403:Intel® Xeon® E5 Family
- Xeon E5620:Intel® Xeon® 5000 Sequence
Processor model
- Xeon E5-2403:E5-2403
- Xeon E5620:E5620
Processor base frequency
- Xeon E5-2403:1.8 GHz
- Xeon E5620:2.4 GHz
Processor socket
- Xeon E5-2403:LGA 1356 (Socket B2)
- Xeon E5620:Socket B (LGA 1366)
Processor threads
- Xeon E5-2403:4
- Xeon E5620:8
System bus rate
- Xeon E5-2403:6.4 GT/s
- Xeon E5620:5.86 GT/s
Processor cache
- Xeon E5-2403:10 MB
- Xeon E5620:12 MB
VID Voltage Range
- Xeon E5-2403:0.6 - 1.35 V
- Xeon E5620:0.750 - 1.350 V

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5-2403, Xeon E5620
56 specifications	A Dell Xeon E5-2403 View product	B Dell Xeon E5620 View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® E5 Family	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5-2403	E5620
Processor base frequencyDiffers	1.8 GHz	2.4 GHz
Processor cores	4	4
Processor socketDiffers	LGA 1356 (Socket B2)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	4	8
System bus rateDiffers	6.4 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	10 MB	12 MB
Processor cache type	L3	L3
L3 cache speedKnown for one	1.8 GHz	Unknown — not stated by the source
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeDiffers	0.6 - 1.35 V	0.750 - 1.350 V
SteppingDiffers	M1	B1
Bus type	QPI	QPI
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	25 GB/s	25.6 GB/s
Package typeKnown for one	Unknown — not stated by the source	Tray
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.66 GHz
Compatible chipsetsKnown for one	Unknown — not stated by the source	Intel® 5520
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	18
Memory1 differ
Maximum internal memory supported by processorDiffers	384 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
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Features2 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring TechnologiesDiffers	Yes	No
Market segment	Server	Server
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
Supported instruction setsDiffers	AVX	SSE4.2
CPU configuration (max)	2	2
Embedded options availableKnown for one	No	Unknown — not stated by the source
ScalabilityKnown for one	S2S	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special features2 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel Demand Based Switching	Yes	Yes
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
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
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
Processor package sizeDiffers	45 mm	42.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	77.6 °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.

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