Product comparison · 2 cpus

HP AMD Opteron 1356 vs HP Intel Pentium D 820

9specifications compared
8differ
1identical
22known for one product only

Key differences

Processor family
- AMD Opteron 1356:AMD Opteron
- Intel Pentium D 820:Intel® Pentium® D
Processor model
- AMD Opteron 1356:1356
- Intel Pentium D 820:820
Processor base frequency
- AMD Opteron 1356:2.3 GHz
- Intel Pentium D 820:2.8 GHz
Processor cores
- AMD Opteron 1356:4
- Intel Pentium D 820:2
Processor socket
- AMD Opteron 1356:Socket AM2
- Intel Pentium D 820:LGA 775 (Socket T)
Processor lithography
- AMD Opteron 1356:65 nm
- Intel Pentium D 820:90 nm
Processor cache
- AMD Opteron 1356:4 MB
- Intel Pentium D 820:2 MB
Thermal Design Power (TDP)
- AMD Opteron 1356:75 W
- Intel Pentium D 820:95 W

Side by side

Differences highlightedShow differences only

Comparison of AMD Opteron 1356, Intel Pentium D 820
31 specifications	A HP AMD Opteron 1356 View product	B HP Intel Pentium D 820 View product
Processor8 differ
Processor familyDiffers	AMD Opteron	Intel® Pentium® D
Processor modelDiffers	1356	820
Processor base frequencyDiffers	2.3 GHz	2.8 GHz
Processor coresDiffers	4	2
Processor socketDiffers	Socket AM2	LGA 775 (Socket T)
Processor lithographyDiffers	65 nm	90 nm
Package typeKnown for one	Unknown — not stated by the source	Tray
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor cacheDiffers	4 MB	2 MB
Processor cache type	L2	L2
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
Thermal Design Power (TDP)Differs	75 W	95 W
FSB ParityKnown for one	Unknown — not stated by the source	No
Memoryidentical
ECCKnown 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
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	No
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
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
AMD Virtualization TechnologyKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	64.1 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Graphicsidentical
On-board graphics cardKnown 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.

More cpu comparisons

All cpu comparisons