Pentium III 1400 vs Celeron Dual-Core T1400
Aggregate performance score
Celeron Dual-Core T1400 outperforms Pentium III 1400 by a whopping 258% based on our aggregate benchmark results.
Primary details
Comparing Celeron Dual-Core T1400 and Pentium III 1400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2958 | 3347 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Celeron Dual-Core | no data |
| Power efficiency | 1.16 | 0.37 |
| Architecture codename | Merom-2M (2008) | Tualatin (2000−2002) |
| Release date | 1 May 2008 (16 years ago) | December 2001 (22 years ago) |
Detailed specifications
Celeron Dual-Core T1400 and Pentium III 1400 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 | 2 (Dual-core) | 1 (Single-Core) |
| Threads | 2 | 1 |
| Boost clock speed | 1.73 GHz | 1.4 GHz |
| Bus rate | 533 MHz | no data |
| L1 cache | no data | 8 KB |
| L2 cache | 512 KB | 256 KB |
| L3 cache | no data | 0 KB |
| Chip lithography | 65 nm | 130 nm |
| Die size | no data | 80 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 69 °C |
| Number of transistors | no data | 44 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron Dual-Core T1400 and Pentium III 1400 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 | no data | 1 |
| Socket | P | 370 |
| Power consumption (TDP) | 35 Watt | 31 Watt |
Pros & cons summary
| Performance score | 0.43 | 0.12 |
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 65 nm | 130 nm |
| Power consumption (TDP) | 35 Watt | 31 Watt |
Celeron Dual-Core T1400 has a 258.3% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 100% more advanced lithography process.
Pentium III 1400, on the other hand, has 12.9% lower power consumption.
The Celeron Dual-Core T1400 is our recommended choice as it beats the Pentium III 1400 in performance tests.
Be aware that Celeron Dual-Core T1400 is a notebook processor while Pentium III 1400 is a desktop one.
Should you still have questions on choice between Celeron Dual-Core T1400 and Pentium III 1400, ask them in Comments section, and we shall answer.
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