Core 2 Duo SP7700 vs Pentium III 1400

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Primary details

Comparing Pentium III 1400 and Core 2 Duo SP7700 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3362not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataCore 2 Duo
Power efficiency0.37no data
Architecture codenameTualatin (2000−2002)Merom (2006−2008)
Release dateDecember 2001 (23 years ago)no data

Detailed specifications

Pentium III 1400 and Core 2 Duo SP7700 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 cores1 (Single-Core)2 (Dual-core)
Threads12
Boost clock speed1.4 GHz1.8 GHz
Bus rateno data800 MHz
L1 cache8 KBno data
L2 cache256 KBno data
L3 cache0 KBno data
Chip lithography130 nm65 nm
Die size80 mm2no data
Maximum case temperature (TCase)69 °Cno data
Number of transistors44 millionno data
64 bit support-+
Windows 11 compatibility--

Compatibility

Information on Pentium III 1400 and Core 2 Duo SP7700 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
Socket370no data
Power consumption (TDP)31 Watt20 Watt

Pros & cons summary


Physical cores 1 2
Threads 1 2
Chip lithography 130 nm 65 nm
Power consumption (TDP) 31 Watt 20 Watt

Core 2 Duo SP7700 has 100% more physical cores and 100% more threads, a 100% more advanced lithography process, and 55% lower power consumption.

We couldn't decide between Pentium III 1400 and Core 2 Duo SP7700. We've got no test results to judge.

Note that Pentium III 1400 is a desktop processor while Core 2 Duo SP7700 is a notebook one.


Should you still have questions on choice between Pentium III 1400 and Core 2 Duo SP7700, ask them in Comments section, and we shall answer.

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Intel Pentium III 1400
Pentium III 1400
Intel Core 2 Duo SP7700
Core 2 Duo SP7700

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.8 29 votes

Rate Pentium III 1400 on a scale of 1 to 5:

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2.9 28 votes

Rate Core 2 Duo SP7700 on a scale of 1 to 5:

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Questions & comments

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