Athlon 64 X2 TK-55 vs Athlon 64 X2 TK-42
Aggregate performance score
Athlon 64 X2 TK-42 outperforms Athlon 64 X2 TK-55 by a small 9% based on our aggregate benchmark results.
Primary details
Comparing Athlon 64 X2 TK-42 and Athlon 64 X2 TK-55 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3049 | 3089 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 2x AMD Athlon 64 | 2x Athlon 64 |
| Power efficiency | 1.70 | 1.01 |
| Architecture codename | Tyler (2007−2009) | Taylor / Hawk-256 |
| Release date | 1 November 2009 (15 years ago) | no data |
Detailed specifications
Athlon 64 X2 TK-42 and Athlon 64 X2 TK-55 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Boost clock speed | 1.6 GHz | 1.8 GHz |
| Bus rate | 1600 MHz | 667 MHz |
| L1 cache | 0 MB | no data |
| L2 cache | 1 MB | no data |
| Chip lithography | 65 nm | 65 nm |
| Maximum core temperature | 95 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 64 X2 TK-42 and Athlon 64 X2 TK-55 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.
| Socket | Socket S1 | no data |
| Power consumption (TDP) | 20 Watt | 31 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 X2 TK-42 and Athlon 64 X2 TK-55. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x Enhanced Virus Protection (EVP), MMX, PowerNow, SSE3,-64, Enhanced 3DNow | no data |
| PowerNow | + | - |
| VirusProtect | + | - |
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 | 0.36 | 0.33 |
| Power consumption (TDP) | 20 Watt | 31 Watt |
Athlon 64 X2 TK-42 has a 9.1% higher aggregate performance score, and 55% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Athlon 64 X2 TK-42 and Athlon 64 X2 TK-55.
Should you still have questions on choice between Athlon 64 X2 TK-42 and Athlon 64 X2 TK-55, ask them in Comments section, and we shall answer.
Similar processor comparisons
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