Product comparison · 2 cpus

HP Intel Core2 Duo E6400 vs HP Intel Pentium 4 570J

23specifications compared
13differ
10identical
15known for one product only

Key differences

Processor family
- Intel Core2 Duo E6400:Intel® Core™2 Duo
- Intel Pentium 4 570J:Intel Pentium 4 HT
Processor model
- Intel Core2 Duo E6400:E6400
- Intel Pentium 4 570J:570J
Processor base frequency
- Intel Core2 Duo E6400:2.13 GHz
- Intel Pentium 4 570J:3.8 GHz
Processor cores
- Intel Core2 Duo E6400:2
- Intel Pentium 4 570J:1
Processor lithography
- Intel Core2 Duo E6400:65 nm
- Intel Pentium 4 570J:90 nm
Processor operating modes
- Intel Core2 Duo E6400:64-bit
- Intel Pentium 4 570J:32-bit
Processor cache
- Intel Core2 Duo E6400:2 MB
- Intel Pentium 4 570J:1 MB
Processor front side bus
- Intel Core2 Duo E6400:1066 MHz
- Intel Pentium 4 570J:800 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Core2 Duo E6400, Intel Pentium 4 570J
38 specifications	A HP Intel Core2 Duo E6400 View product	B HP Intel Pentium 4 570J View product
Processor10 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel Pentium 4 HT
Processor modelDiffers	E6400	570J
Processor base frequencyDiffers	2.13 GHz	3.8 GHz
Processor coresDiffers	2	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Processor lithographyDiffers	65 nm	90 nm
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core 2 Duo E6000 Series	Unknown — not stated by the source
Processor operating modesDiffers	64-bit	32-bit
Processor cacheDiffers	2 MB	1 MB
Processor cache type	L2	L2
Processor front side busDiffers	1066 MHz	800 MHz
Scenario Design Power (SDP)Known for one	0 W	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	65 W	115 W
VID Voltage RangeDiffers	0.85 - 1.5 V	1.200 - 1.425 V
FSB Parity	No	No
Graphicsidentical
On-board graphics card	No	No
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segmentKnown for one	Desktop	Unknown — not stated by the source
Number of Graphics & IMC Die TransistorsKnown for one	167 M	Unknown — not stated by the source
Graphics & IMC Die SizeKnown for one	111 mm²	Unknown — not stated by the source
Embedded options availableDiffers	Yes	No
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	125 M
Processing Die sizeKnown for one	Unknown — not stated by the source	112 mm²
Processor special features2 differ
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
Intel Trusted Execution Technology	No	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Turbo Boost Technology	No	No
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Demand Based Switching	No	No
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	xw4400 Compaq dc7700	Unknown — not stated by the source
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	No
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	72.8 °C
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 mm

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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