Athlon II X3 420e vs Athlon 64 TF-20
Aggregate performance score
Athlon II X3 420e outperforms Athlon 64 TF-20 by a whopping 506% based on our aggregate benchmark results.
Primary details
Comparing Athlon 64 TF-20 and Athlon II X3 420e processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3316 | 2505 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.09 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon 64 | no data |
| Power efficiency | 0.61 | 2.06 |
| Architecture codename | Sherman (2009) | Rana (2009−2011) |
| Release date | 1 May 2009 (15 years ago) | 21 September 2010 (14 years ago) |
| Launch price (MSRP) | no data | $116 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon 64 TF-20 and Athlon II X3 420e 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) | 3 (Tri-Core) |
| Threads | 1 | 3 |
| Base clock speed | no data | 2.6 GHz |
| Boost clock speed | 1.6 GHz | 2.6 GHz |
| Bus rate | 667 MHz | no data |
| L1 cache | 0.1 MB | 128 KB (per core) |
| L2 cache | 512 KB | 512 KB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | 65 nm | 45 nm |
| Die size | no data | 169 mm2 |
| Maximum core temperature | 95 °C | no data |
| Number of transistors | no data | 300 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 64 TF-20 and Athlon II X3 420e 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 | S1g1 | AM3 |
| Power consumption (TDP) | 25 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 TF-20 and Athlon II X3 420e. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, 3DNow!, SSE, SSE2, SSE3, AMD64, Enhanced Virus Protection | no data |
| VirusProtect | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 TF-20 and Athlon II X3 420e. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
Peripherals
Specifications and connection of peripherals supported by Athlon 64 TF-20 and Athlon II X3 420e.
| PCIe version | no data | 2.0 |
Pros & cons summary
| Performance score | 0.16 | 0.97 |
| Recency | 1 May 2009 | 21 September 2010 |
| Physical cores | 1 | 3 |
| Threads | 1 | 3 |
| Chip lithography | 65 nm | 45 nm |
| Power consumption (TDP) | 25 Watt | 45 Watt |
Athlon 64 TF-20 has 80% lower power consumption.
Athlon II X3 420e, on the other hand, has a 506.3% higher aggregate performance score, an age advantage of 1 year, 200% more physical cores and 200% more threads, and a 44.4% more advanced lithography process.
The Athlon II X3 420e is our recommended choice as it beats the Athlon 64 TF-20 in performance tests.
Be aware that Athlon 64 TF-20 is a notebook processor while Athlon II X3 420e is a desktop one.
Should you still have questions on choice between Athlon 64 TF-20 and Athlon II X3 420e, ask them in Comments section, and we shall answer.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
