Product comparison · 2 cpus

Dell Xeon E5640 vs HP Intel Xeon W3690

36specifications compared
16differ
20identical
8known for one product only

Key differences

Processor family
- Xeon E5640:Intel® Xeon® 5000 Sequence
- Intel Xeon W3690:Intel® Xeon® 3000 Sequence
Processor model
- Xeon E5640:E5640
- Intel Xeon W3690:W3690
Processor base frequency
- Xeon E5640:2.66 GHz
- Intel Xeon W3690:3.46 GHz
Processor cores
- Xeon E5640:4
- Intel Xeon W3690:6
Processor threads
- Xeon E5640:8
- Intel Xeon W3690:12
System bus rate
- Xeon E5640:5.86 GT/s
- Intel Xeon W3690:6.4 GT/s
Processor boost frequency
- Xeon E5640:2.93 GHz
- Intel Xeon W3690:3.73 GHz
Thermal Design Power (TDP)
- Xeon E5640:80 W
- Intel Xeon W3690:130 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5640, Intel Xeon W3690
44 specifications	A Dell Xeon E5640 View product	B HP Intel Xeon W3690 View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 3000 Sequence
Processor modelDiffers	E5640	W3690
Processor base frequencyDiffers	2.66 GHz	3.46 GHz
Processor coresDiffers	4	6
Processor threadsDiffers	8	12
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor boost frequencyDiffers	2.93 GHz	3.73 GHz
Thermal Design Power (TDP)Differs	80 W	130 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.8 - 1.375 V
SteppingKnown for one	Unknown — not stated by the source	B1
Number of QPI linksDiffers	2	1
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	32 GB/s
Memory2 differ
Maximum internal memory supported by processorDiffers	288 GB	24 GB
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333 MHz
Features1 differ
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Processing Die sizeKnown for one	Unknown — not stated by the source	239 mm²
Supported instruction setsDiffers	AES, SSE4.2	SSE4.2
Embedded options availableKnown for one	Unknown — not stated by the source	No
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Processor special featuresidentical
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	77.6 °C	67.9 °C
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-d, VT-x	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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