Pentium III 866 vs i7-2700K

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Primary details

Comparing Core i7-2700K and Pentium III 866 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1507not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.32no data
Market segmentDesktop processorDesktop processor
SeriesCore i7 (Desktop)no data
Power efficiency3.60no data
Architecture codenameSandy Bridge (2011−2013)Coppermine T (2000)
Release date24 October 2011 (13 years ago)20 March 2000 (24 years ago)
Launch price (MSRP)$514no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-2700K and Pentium III 866 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)
Threads81
Base clock speed3.5 GHzno data
Boost clock speed3.9 GHz0.87 GHz
Bus rate5 GT/sno data
L1 cache64 KB (per core)32 KB
L2 cache256 KB (per core)256 KB
L3 cache8 MB (shared)0 KB
Chip lithography32 nm180 nm
Die size216 mm2106 mm2
Maximum core temperature73 °Cno data
Maximum case temperature (TCase)no data80 °C
Number of transistors1,160 million28 million
64 bit support+-
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i7-2700K and Pentium III 866 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 configuration12
SocketLGA1155370
Power consumption (TDP)95 Watt27 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2700K and Pentium III 866. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXno data
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-2700K and Pentium III 866 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Identity Protection+-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2700K and Pentium III 866 are enumerated here.

VT-d-no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2700K and Pentium III 866. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth21 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000On certain motherboards (Chipset feature)
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.35 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-2700K and Pentium III 866 integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Core i7-2700K and Pentium III 866.

PCIe version2.0no data
PCI Express lanes16no data

Pros & cons summary


Recency 24 October 2011 20 March 2000
Physical cores 4 1
Threads 8 1
Chip lithography 32 nm 180 nm
Power consumption (TDP) 95 Watt 27 Watt

i7-2700K has an age advantage of 11 years, 300% more physical cores and 700% more threads, and a 462.5% more advanced lithography process.

Pentium III 866, on the other hand, has 251.9% lower power consumption.

We couldn't decide between Core i7-2700K and Pentium III 866. We've got no test results to judge.


Should you still have questions on choice between Core i7-2700K and Pentium III 866, ask them in Comments section, and we shall answer.

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Intel Core i7-2700K
Core i7-2700K
Intel Pentium III  866
Pentium III 866

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Community ratings

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3.7 753 votes

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3.9 33 votes

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