Pentium 4 2.40 vs Mobile Pentium 4 520
Aggregate performance score
Mobile Pentium 4 520 outperforms Pentium 4 2.40 by a whopping 100% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3561 | 3645 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Mobile Pentium 4 | no data |
| Power efficiency | 0.07 | 0.03 |
| Designer | Intel | Intel |
| Architecture codename | Northwood (2002−2004) | Prescott (2001−2005) |
| Release date | no data | March 2004 (21 years ago) |
Detailed specifications
Mobile Pentium 4 520 and Pentium 4 2.40 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 | 2.8 GHz | 2.4 GHz |
| Bus rate | 533 MHz | no data |
| L1 cache | no data | 16 KB |
| L2 cache | no data | 1 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 90 nm | 90 nm |
| Die size | no data | 109 mm2 |
| Number of transistors | no data | 125 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Mobile Pentium 4 520 and Pentium 4 2.40 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 | no data | 478 |
| Power consumption (TDP) | 91 Watt | 110 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Mobile Pentium 4 520 and Pentium 4 2.40. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2 |
Pros & cons summary
| Performance score | 0.14 | 0.07 |
| Power consumption (TDP) | 91 Watt | 110 Watt |
Mobile Pentium 4 520 has a 100% higher aggregate performance score, and 20.9% lower power consumption.
The Intel Mobile Pentium 4 520 is our recommended choice as it beats the Intel Pentium 4 2.40 in performance tests.
Be aware that Mobile Pentium 4 520 is a notebook processor while Pentium 4 2.40 is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
