Ryzen 5 8640HS vs Pentium 4 HT 661
Primary details
Comparing Pentium 4 HT 661 and Ryzen 5 8640HS processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 620 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | no data | 41.29 |
| Architecture codename | Cedar Mill (2006) | Hawk Point-HS (Zen 4) (2023−2024) |
| Release date | 5 January 2006 (18 years ago) | 6 December 2023 (less than a year ago) |
| Launch price (MSRP) | $401 | no data |
Detailed specifications
Pentium 4 HT 661 and Ryzen 5 8640HS 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) | 6 (Hexa-Core) |
| Threads | 2 | 12 |
| Base clock speed | 3.6 GHz | 3.5 GHz |
| Boost clock speed | 3.6 GHz | 4.9 GHz |
| L1 cache | 28 KB | 64 KB (per core) |
| L2 cache | 2 MB | 1 MB (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 81 mm2 | 178 mm2 |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 188 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium 4 HT 661 and Ryzen 5 8640HS 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 | 1 |
| Socket | 775 | FP8 |
| Power consumption (TDP) | 86 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 HT 661 and Ryzen 5 8640HS. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4 HT 661 and Ryzen 5 8640HS are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 HT 661 and Ryzen 5 8640HS. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 760M |
Peripherals
Specifications and connection of peripherals supported by Pentium 4 HT 661 and Ryzen 5 8640HS.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Recency | 5 January 2006 | 6 December 2023 |
| Physical cores | 1 | 6 |
| Threads | 2 | 12 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 86 Watt | 28 Watt |
Ryzen 5 8640HS has an age advantage of 17 years, 500% more physical cores and 500% more threads, a 1525% more advanced lithography process, and 207.1% lower power consumption.
We couldn't decide between Pentium 4 HT 661 and Ryzen 5 8640HS. We've got no test results to judge.
Note that Pentium 4 HT 661 is a desktop processor while Ryzen 5 8640HS is a notebook one.
Should you still have questions on choice between Pentium 4 HT 661 and Ryzen 5 8640HS, ask them in Comments section, and we shall answer.
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