Product comparison · 2 cpus

HP Intel Pentium D 840 vs HP Intel Xeon E5462

28specifications compared
18differ
10identical
7known for one product only

Key differences

Processor family
- Intel Pentium D 840:Intel® Celeron® D
- Intel Xeon E5462:Intel® Xeon® 5000 Sequence
Processor model
- Intel Pentium D 840:840
- Intel Xeon E5462:E5462
Processor base frequency
- Intel Pentium D 840:3.2 GHz
- Intel Xeon E5462:2.8 GHz
Processor cores
- Intel Pentium D 840:2
- Intel Xeon E5462:4
Processor socket
- Intel Pentium D 840:LGA 775 (Socket T)
- Intel Xeon E5462:LGA 771 (Socket J)
Processor lithography
- Intel Pentium D 840:90 nm
- Intel Xeon E5462:45 nm
Processor cache
- Intel Pentium D 840:2 MB
- Intel Xeon E5462:12 MB
Processor cache type
- Intel Pentium D 840:L3
- Intel Xeon E5462:L2

Side by side

Differences highlightedShow differences only

Comparison of Intel Pentium D 840, Intel Xeon E5462
35 specifications	A HP Intel Pentium D 840 View product	B HP Intel Xeon E5462 View product
Processor12 differ
Processor familyDiffers	Intel® Celeron® D	Intel® Xeon® 5000 Sequence
Processor modelDiffers	840	E5462
Processor base frequencyDiffers	3.2 GHz	2.8 GHz
Processor coresDiffers	2	4
Processor socketDiffers	LGA 775 (Socket T)	LGA 771 (Socket J)
Processor lithographyDiffers	90 nm	45 nm
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Processor cacheDiffers	2 MB	12 MB
Processor cache typeDiffers	L3	L2
Processor front side busDiffers	800 MHz	1600 MHz
Thermal Design Power (TDP)Differs	130 W	80 W
VID Voltage RangeDiffers	1.200 - 1.400 V	0.850 - 1.350 V
FSB ParityDiffers	No	Yes
Features3 differ
Thermal Monitoring TechnologiesDiffers	No	Yes
Market segmentKnown for one	Unknown — not stated by the source	Server
Number of Processing Die TransistorsDiffers	230 M	820 M
Processing Die sizeDiffers	206 mm²	214 mm²
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor special features1 differ
Intel Demand Based SwitchingDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	69.8 °C	67 °C
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	No	VT-x
Memoryidentical
ECCKnown for one	No	Unknown — not stated by the source

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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