Mobile Pentium 4 520 vs Athlon II X2 265
Aggregate performance score
Athlon II X2 265 outperforms Mobile Pentium 4 520 by a whopping 433% based on our aggregate benchmark results.
Primary details
Comparing Athlon II X2 265 and Mobile Pentium 4 520 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2622 | 3313 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.64 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Mobile Pentium 4 |
| Power efficiency | 1.16 | 0.16 |
| Architecture codename | Regor (2009−2013) | Northwood (2002−2004) |
| Release date | 21 September 2010 (14 years ago) | no data |
| Launch price (MSRP) | $83 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon II X2 265 and Mobile Pentium 4 520 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 |
| Base clock speed | 3.3 GHz | no data |
| Boost clock speed | 3.3 GHz | 2.8 GHz |
| Bus rate | no data | 533 MHz |
| L1 cache | 128 KB | no data |
| L2 cache | 1 MB | no data |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 90 nm |
| Die size | 117 mm2 | no data |
| Number of transistors | 410 million | no data |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II X2 265 and Mobile Pentium 4 520 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 | AM3 | no data |
| Power consumption (TDP) | 65 Watt | 91 Watt |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II X2 265 and Mobile Pentium 4 520. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2, DDR3 | no data |
Peripherals
Specifications and connection of peripherals supported by Athlon II X2 265 and Mobile Pentium 4 520.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Performance score | 0.80 | 0.15 |
| Physical cores | 2 | 1 |
| Threads | 2 | 1 |
| Chip lithography | 45 nm | 90 nm |
| Power consumption (TDP) | 65 Watt | 91 Watt |
Athlon II X2 265 has a 433.3% higher aggregate performance score, 100% more physical cores and 100% more threads, a 100% more advanced lithography process, and 40% lower power consumption.
The Athlon II X2 265 is our recommended choice as it beats the Mobile Pentium 4 520 in performance tests.
Note that Athlon II X2 265 is a desktop processor while Mobile Pentium 4 520 is a notebook one.
Should you still have questions on choice between Athlon II X2 265 and Mobile Pentium 4 520, ask them in Comments section, and we shall answer.
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