Product comparison · 2 cpus

Dell Intel Xeon 5140 vs HP Intel Pentium D 840

12specifications compared
10differ
2identical
24known for one product only

Key differences

Processor family
- Intel Xeon 5140:Intel® Xeon® 5000 Sequence
- Intel Pentium D 840:Intel® Celeron® D
Processor model
- Intel Xeon 5140:5140
- Intel Pentium D 840:840
Processor base frequency
- Intel Xeon 5140:2.33 GHz
- Intel Pentium D 840:3.2 GHz
Processor socket
- Intel Xeon 5140:LGA 771 (Socket J)
- Intel Pentium D 840:LGA 775 (Socket T)
Processor lithography
- Intel Xeon 5140:65 nm
- Intel Pentium D 840:90 nm
Processor cache
- Intel Xeon 5140:4 MB
- Intel Pentium D 840:2 MB
Processor cache type
- Intel Xeon 5140:L2
- Intel Pentium D 840:L3
Processor front side bus
- Intel Xeon 5140:1333 MHz
- Intel Pentium D 840:800 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon 5140, Intel Pentium D 840
36 specifications	A Dell Intel Xeon 5140 View product	B HP Intel Pentium D 840 View product
Processor10 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Celeron® D
Processor modelDiffers	5140	840
Processor base frequencyDiffers	2.33 GHz	3.2 GHz
Processor socketDiffers	LGA 771 (Socket J)	LGA 775 (Socket T)
Processor lithographyDiffers	65 nm	90 nm
Processor cacheDiffers	4 MB	2 MB
Processor cache typeDiffers	L2	L3
Processor front side busDiffers	1333 MHz	800 MHz
Thermal Design Power (TDP)Differs	65 W	130 W
VID Voltage RangeDiffers	0.85 - 1.5 V	1.200 - 1.400 V
FSB ParityKnown for one	Unknown — not stated by the source	No
Package typeKnown for one	Tray	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	7	Unknown — not stated by the source
Memoryidentical
ECCKnown for one	Unknown — not stated by the source	No
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Featuresidentical
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	230 M
Processing Die sizeKnown for one	Unknown — not stated by the source	206 mm²
Embedded options availableKnown for one	Unknown — not stated by the source	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Market segmentKnown for one	Server	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	69.8 °C
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known 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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