Product comparison · 2 cpus

Dell Xeon E5640 vs HP Intel Xeon X5647

36specifications compared
6differ
30identical
8known for one product only

Key differences

Processor model
- Xeon E5640:E5640
- Intel Xeon X5647:X5647
Processor base frequency
- Xeon E5640:2.66 GHz
- Intel Xeon X5647:2.93 GHz
Processor boost frequency
- Xeon E5640:2.93 GHz
- Intel Xeon X5647:3.2 GHz
Thermal Design Power (TDP)
- Xeon E5640:80 W
- Intel Xeon X5647:130 W
Supported instruction sets
- Xeon E5640:AES, SSE4.2
- Intel Xeon X5647:SSE4.2
Tcase
- Xeon E5640:77.6 °C
- Intel Xeon X5647:80.4 °C

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5640, Intel Xeon X5647
44 specifications	A Dell Xeon E5640 View product	B HP Intel Xeon X5647 View product
Processor4 differ
Processor modelDiffers	E5640	X5647
Processor base frequencyDiffers	2.66 GHz	2.93 GHz
Processor boost frequencyDiffers	2.93 GHz	3.2 GHz
Thermal Design Power (TDP)Differs	80 W	130 W
SteppingKnown for one	Unknown — not stated by the source	B1
Memoryidentical
Maximum internal memory supported by processorKnown for one	288 GB	Unknown — not stated by the source
Features1 differ
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
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® Smart CacheKnown 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
Operational conditions1 differ
TcaseDiffers	77.6 °C	80.4 °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.

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