Product comparison · 2 pcs/workstations

HP Pavilion p6658uk Intel® Pentium® D 820 vs HP Pavilion p6685uk AMD Phenom II X6 1045T

100specifications compared
11differ
89identical
43known for one product only

Key differences

The HP Pavilion p6685uk AMD Phenom II X6 1045T has 4 more processor cores than the HP Pavilion p6658uk Intel® Pentium® D 820 (6 vs 2). The HP Pavilion p6685uk AMD Phenom II X6 1045T has 4 more processor threads than the HP Pavilion p6658uk Intel® Pentium® D 820 (6 vs 2). The HP Pavilion p6658uk Intel® Pentium® D 820 has 0.1 GHz more processor frequency than the HP Pavilion p6685uk AMD Phenom II X6 1045T (2.8 GHz vs 2.7 GHz). Only the HP Pavilion p6658uk Intel® Pentium® D 820 has Intel 64. Processor manufacturer: Intel on the HP Pavilion p6658uk Intel® Pentium® D 820, AMD on the HP Pavilion p6685uk AMD Phenom II X6 1045T.

Processor manufacturer
- Pavilion p6658uk Intel® Pentium® D 820:Intel
- Pavilion p6685uk AMD Phenom II X6 1045T:AMD
Processor family
- Pavilion p6658uk Intel® Pentium® D 820:Intel® Pentium® D
- Pavilion p6685uk AMD Phenom II X6 1045T:AMD Phenom II X6
Processor model
- Pavilion p6658uk Intel® Pentium® D 820:820
- Pavilion p6685uk AMD Phenom II X6 1045T:1045T
Processor cores
- Pavilion p6658uk Intel® Pentium® D 820:2
- Pavilion p6685uk AMD Phenom II X6 1045T:6
Processor threads
- Pavilion p6658uk Intel® Pentium® D 820:2
- Pavilion p6685uk AMD Phenom II X6 1045T:6
Processor frequency
- Pavilion p6658uk Intel® Pentium® D 820:2.8 GHz
- Pavilion p6685uk AMD Phenom II X6 1045T:2.7 GHz
Processor socket
- Pavilion p6658uk Intel® Pentium® D 820:LGA 775 (Socket T)
- Pavilion p6685uk AMD Phenom II X6 1045T:Socket AM3
Internal memory
- Pavilion p6658uk Intel® Pentium® D 820:4 GB
- Pavilion p6685uk AMD Phenom II X6 1045T:6 GB

Side by side

Differences highlightedShow differences only

Comparison of p6658uk, p6685uk
143 specifications	A HP Pavilion p6658uk Intel® Pentium® D 820 Model p6658uk View product	B HP Pavilion p6685uk AMD Phenom II X6 1045T Model p6685uk View product
Processor7 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Pentium® D	AMD Phenom II X6
Processor modelDiffers	820	1045T
Processor coresDiffers	2	6
Processor threadsDiffers	2	6
Processor frequencyDiffers	2.8 GHz	2.7 GHz
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Processor lithographyKnown for one	90 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Pentium D 800 Series	Unknown — not stated by the source
Processor codenameKnown for one	Smithfield	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	95 W	Unknown — not stated by the source
TcaseKnown for one	64.1 °C	Unknown — not stated by the source
Processor socketDiffers	LGA 775 (Socket T)	Socket AM3
Number of Processing Die TransistorsKnown for one	230 M	Unknown — not stated by the source
Processing Die sizeKnown for one	206 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	14	Unknown — not stated by the source
Processor core voltage (AC)Known for one	1.25 - 1.40 V	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.2 GHz
L2 cacheKnown for one	Unknown — not stated by the source	3 MB
L3 cacheKnown for one	Unknown — not stated by the source	6 MB
Memory1 differ
Internal memoryDiffers	4 GB	6 GB
Graphics2 differ
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 320	NVIDIA® GeForce® GT 230
Discrete graphics card memoryDiffers	1 GB	1.536 GB
Processor special features1 differ
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	No	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Differs	Yes	No
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	32 bit	Unknown — not stated by the source
Processor ARK IDKnown for one	27512	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processorKnown 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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