Pentium M 1.30 vs Pentium III 1266S
Primary details
Comparing Pentium III 1266S and Pentium M 1.30 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Architecture codename | Tualatin (2000−2002) | Banias (2003) |
| Release date | July 2001 (23 years ago) | March 2003 (21 year ago) |
Detailed specifications
Pentium III 1266S and Pentium M 1.30 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 cores | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Boost clock speed | 1.27 GHz | 1.3 GHz |
| L1 cache | 8 KB | 16 KB |
| L2 cache | 512 KB | 1 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 130 nm | 130 nm |
| Die size | 80 mm2 | 100 mm2 |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 44 million | 77 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium III 1266S and Pentium M 1.30 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 configuration | 1 | 1 |
| Socket | 370 | 478 |
| Power consumption (TDP) | 30 Watt | 24 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium III 1266S and Pentium M 1.30. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Power consumption (TDP) | 30 Watt | 24 Watt |
Pentium M 1.30 has 25% lower power consumption.
We couldn't decide between Pentium III 1266S and Pentium M 1.30. We've got no test results to judge.
Note that Pentium III 1266S is a desktop processor while Pentium M 1.30 is a notebook one.
Should you still have questions on choice between Pentium III 1266S and Pentium M 1.30, ask them in Comments section, and we shall answer.
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