Intel Pentium 4 660 vs AMD A8-3870K

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General info

Comparing A8-3870K and Pentium 4 660 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking2018not rated
Place by popularitynot in top-100not in top-100
Value for money3.20no data
Market segmentDesktop processorDesktop processor
Seriesno dataPentium 4
Architecture codenameLlano (2011−2012)Prescott 2M
Release date20 December 2011 (12 years old)no data
Current price$44 $97
Value for money

Performance per price, higher is better.

no data

Technical specs

A8-3870K and Pentium 4 660 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)1 (Single-Core)
Threads41
Base clock speed3 GHz3.6 GHz
Boost clock speed3 GHz3.6 GHz
Bus supportno data800 MHz
L1 cache128 KB (per core)no data
L2 cache1 MB (per core)no data
L3 cache0 KB2 MB L2 Cache
Chip lithography32 nm90 nm
Die size228 mm2no data
Maximum core temperatureno data71 °C
Number of transistors1,178 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierYesNo
VID voltage rangeno data1.2V-1.4V

Compatibility

Information on A8-3870K and Pentium 4 660 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1no data
SocketFM1PLGA775,PPGA775
Power consumption (TDP)100 Watt115 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-3870K and Pentium 4 660. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoringno data+
Demand Based Switchingno data-
FSB parityno data-
Statusno dataDiscontinued

Security technologies

A8-3870K and Pentium 4 660 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-3870K and Pentium 4 660 are enumerated here.

AMD-V+no data
VT-xno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-3870K and Pentium 4 660. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 6550Dno data

Advantages and disadvantages


Physical cores 4 1
Threads 4 1
Chip lithography 32 nm 90 nm
Power consumption (TDP) 100 Watt 115 Watt

We couldn't decide between A8-3870K and Pentium 4 660. We've got no test results to judge.


Should you still have questions on choice between A8-3870K and Pentium 4 660, ask them in Comments section, and we shall answer.

User ratings

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AMD A8-3870K
A8-3870K
Intel Pentium 4 660
Pentium 4 660

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