Ryzen 7 5800H vs Pentium 4 HT 640
Primary details
Comparing Pentium 4 HT 640 and Ryzen 7 5800H processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 571 |
| Place by popularity | not in top-100 | 76 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Cezanne (Zen 3, Ryzen 5000) |
| Power efficiency | no data | 23.17 |
| Architecture codename | Prescott (2001−2005) | Cezanne-H (Zen 3) (2021) |
| Release date | February 2005 (19 years ago) | 12 January 2021 (3 years ago) |
Detailed specifications
Pentium 4 HT 640 and Ryzen 7 5800H 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) | 8 (Octa-Core) |
| Threads | 2 | 16 |
| Base clock speed | no data | 3.2 GHz |
| Boost clock speed | 3.2 GHz | 4.4 GHz |
| Multiplier | no data | 32 |
| L1 cache | 28 KB | 512 KB |
| L2 cache | 2 MB | 4 MB |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 90 nm | 7 nm |
| Die size | 109 mm2 | 156 mm2 |
| Maximum core temperature | no data | 105 °C |
| Number of transistors | 169 million | 9,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Pentium 4 HT 640 and Ryzen 7 5800H 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 | FP6 |
| Power consumption (TDP) | 84 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 4 HT 640 and Ryzen 7 5800H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME |
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 4 HT 640 and Ryzen 7 5800H are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 4 HT 640 and Ryzen 7 5800H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR4 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon RX Vega 8 (Ryzen 4000/5000) ( - 2000 MHz) |
Peripherals
Specifications and connection of peripherals supported by Pentium 4 HT 640 and Ryzen 7 5800H.
| PCIe version | no data | 3.0 |
Pros & cons summary
| Physical cores | 1 | 8 |
| Threads | 2 | 16 |
| Chip lithography | 90 nm | 7 nm |
| Power consumption (TDP) | 84 Watt | 45 Watt |
Ryzen 7 5800H has 700% more physical cores and 700% more threads, a 1185.7% more advanced lithography process, and 86.7% lower power consumption.
We couldn't decide between Pentium 4 HT 640 and Ryzen 7 5800H. We've got no test results to judge.
Note that Pentium 4 HT 640 is a desktop processor while Ryzen 7 5800H is a notebook one.
Should you still have questions on choice between Pentium 4 HT 640 and Ryzen 7 5800H, ask them in Comments section, and we shall answer.
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