Pentium 4 HT 640 vs Athlon 64 TF-20
Primary details
Comparing Athlon 64 TF-20 and Pentium 4 HT 640 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon 64 | no data |
| Architecture codename | Sherman (2009) | Prescott (2001−2005) |
| Release date | 1 May 2009 (15 years ago) | February 2005 (19 years ago) |
Detailed specifications
Athlon 64 TF-20 and Pentium 4 HT 640 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 | 2 |
| Boost clock speed | 1.6 GHz | 3.2 GHz |
| Bus rate | 667 MHz | no data |
| L1 cache | 0.1 MB | 28 KB |
| L2 cache | 512 KB | 2 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 65 nm | 90 nm |
| Die size | no data | 109 mm2 |
| Maximum core temperature | 95 °C | no data |
| Number of transistors | no data | 169 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 64 TF-20 and Pentium 4 HT 640 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 | 775 |
| Power consumption (TDP) | 25 Watt | 84 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 TF-20 and Pentium 4 HT 640. 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 Pentium 4 HT 640. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1, DDR2, DDR3 |
Pros & cons summary
| Threads | 1 | 2 |
| Chip lithography | 65 nm | 90 nm |
| Power consumption (TDP) | 25 Watt | 84 Watt |
Athlon 64 TF-20 has a 38.5% more advanced lithography process, and 236% lower power consumption.
Pentium 4 HT 640, on the other hand, has 100% more threads.
We couldn't decide between Athlon 64 TF-20 and Pentium 4 HT 640. We've got no test results to judge.
Be aware that Athlon 64 TF-20 is a notebook processor while Pentium 4 HT 640 is a desktop one.
Should you still have questions on choice between Athlon 64 TF-20 and Pentium 4 HT 640, ask them in Comments section, and we shall answer.
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