Product comparison · 2 cpus

HP Intel Core 2 Duo E4400 vs HP Intel Pentium D 925

Key differences

Processor family
- Intel Core 2 Duo E4400:Intel® Core™2 Duo
- Intel Pentium D 925:Intel® Pentium® D
Processor model
- Intel Core 2 Duo E4400:E4400
- Intel Pentium D 925:925
Processor base frequency
- Intel Core 2 Duo E4400:2 GHz
- Intel Pentium D 925:3 GHz
Processor cache
- Intel Core 2 Duo E4400:2 MB
- Intel Pentium D 925:4 MB
Thermal Design Power (TDP)
- Intel Core 2 Duo E4400:65 W
- Intel Pentium D 925:95 W
VID Voltage Range
- Intel Core 2 Duo E4400:0.85 - 1.5 V
- Intel Pentium D 925:1.2 - 1.3375 V
Thermal Monitoring Technologies
- Intel Core 2 Duo E4400:Yes
- Intel Pentium D 925:No
Number of Processing Die Transistors
- Intel Core 2 Duo E4400:167 M
- Intel Pentium D 925:376 M

Differences highlightedShow differences only

Comparison of Intel Core 2 Duo E4400, Intel Pentium D 925
31 specifications	A HP Intel Core 2 Duo E4400 View product	B HP Intel Pentium D 925 View product
Processor6 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium® D
Processor modelDiffers	E4400	925
Processor base frequencyDiffers	2 GHz	3 GHz
Processor cores	2	2
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Processor lithography	65 nm	65 nm
Component for	PC	PC
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Thermal Design Power (TDP)Differs	65 W	95 W
VID Voltage RangeDiffers	0.85 - 1.5 V	1.2 - 1.3375 V
FSB Parity	No	No
Memoryidentical
ECCKnown for one	Unknown — not stated by the source	No
Graphicsidentical
On-board graphics card	No	No
Features3 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring TechnologiesDiffers	Yes	No
Market segment	Desktop	Desktop
Number of Processing Die TransistorsDiffers	167 M	376 M
Processing Die sizeDiffers	111 mm²	162 mm²
Embedded options availableKnown for one	No	Unknown — not stated by the source
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Turbo Boost Technology	No	No
Intel Demand Based Switching	No	No
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	63.4 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	No	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.