Mobile Athlon 64 3700+ vs Celeron M 520
Aggregate performance score
Mobile Athlon 64 3700+ outperforms Celeron M 520 by a considerable 47% based on our aggregate benchmark results.
Primary details
Comparing Celeron M 520 and Mobile Athlon 64 3700+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3304 | 3182 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Celeron M | Mobile Athlon 64 |
| Power efficiency | 0.47 | 0.26 |
| Architecture codename | Merom (2006−2008) | Clawhammer (2001−2005) |
| Release date | no data (2024 years ago) | August 2005 (19 years ago) |
Detailed specifications
Celeron M 520 and Mobile Athlon 64 3700+ 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 | 1.6 GHz | no data |
| Boost clock speed | 1.6 GHz | 2.4 GHz |
| Bus rate | 533 MHz | 800 MHz |
| L1 cache | no data | 128K |
| L2 cache | no data | 1 MB |
| L3 cache | 1 MB L2 Cache | no data |
| Chip lithography | 65 nm | no data |
| Die size | no data | 193 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 106 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.95V-1.3V | no data |
Compatibility
Information on Celeron M 520 and Mobile Athlon 64 3700+ 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 | PPGA478 | 754 |
| Power consumption (TDP) | 30 Watt | 81 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 520 and Mobile Athlon 64 3700+. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
Security technologies
Celeron M 520 and Mobile Athlon 64 3700+ technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron M 520 and Mobile Athlon 64 3700+ are enumerated here.
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron M 520 and Mobile Athlon 64 3700+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1 |
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.
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
| Performance score | 0.15 | 0.22 |
| Power consumption (TDP) | 30 Watt | 81 Watt |
Celeron M 520 has 170% lower power consumption.
Mobile Athlon 64 3700+, on the other hand, has a 46.7% higher aggregate performance score.
The Mobile Athlon 64 3700+ is our recommended choice as it beats the Celeron M 520 in performance tests.
Should you still have questions on choice between Celeron M 520 and Mobile Athlon 64 3700+, ask them in Comments section, and we shall answer.
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