Celeron M 340 vs Pentium M 745
Aggregate performance score
Pentium M 745 outperforms Celeron M 340 by a significant 29% based on our aggregate benchmark results.
Primary details
Comparing Pentium M 745 and Celeron M 340 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3244 | 3316 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Pentium M | Celeron M |
| Power efficiency | 0.81 | 0.63 |
| Architecture codename | Dothan (2004−2005) | Banias (2003) |
| Release date | 10 May 2004 (20 years ago) | no data (2024 years ago) |
Detailed specifications
Pentium M 745 and Celeron M 340 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 |
| Base clock speed | 1.8 GHz | 1.5 GHz |
| Boost clock speed | 1.8 GHz | 1.5 GHz |
| Bus rate | 400 MHz | 400 MHz |
| L1 cache | 32 KB | no data |
| L2 cache | 2 MB | no data |
| L3 cache | 0 KB | 512 KB L2 |
| Chip lithography | 90 nm | 130 nm |
| Die size | 87 mm2 | no data |
| Maximum core temperature | 100 °C | 100 °C |
| Number of transistors | 144 million | no data |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
| VID voltage range | 1.276V-1.34V | 1.356V |
Compatibility
Information on Pentium M 745 and Celeron M 340 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 | no data |
| Socket | H-PBGA479,PPGA478 | PPGA478 |
| Power consumption (TDP) | 7.5 Watt | 24.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 745 and Celeron M 340. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | - |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | - | - |
| Demand Based Switching | - | - |
| PAE | no data | 32 Bit |
| FSB parity | - | - |
Security technologies
Pentium M 745 and Celeron M 340 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | - |
| EDB | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 745 and Celeron M 340 are enumerated here.
| VT-x | - | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium M 745 and Celeron M 340. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Pros & cons summary
| Performance score | 0.18 | 0.14 |
| Chip lithography | 90 nm | 130 nm |
| Power consumption (TDP) | 7 Watt | 24 Watt |
Pentium M 745 has a 28.6% higher aggregate performance score, a 44.4% more advanced lithography process, and 242.9% lower power consumption.
The Pentium M 745 is our recommended choice as it beats the Celeron M 340 in performance tests.
Should you still have questions on choice between Pentium M 745 and Celeron M 340, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
