AMD-K5-PR75ABR vs Ryzen 7 5800U
Primary details
Comparing Ryzen 7 5800U and AMD-K5-PR75ABR processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 676 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Cezanne (Zen 3, Ryzen 5000) | AMD K5 |
| Power efficiency | 72.62 | no data |
| Architecture codename | Cezanne-U (Zen 3) (2021) | K5 (1996−1997) |
| Release date | 12 January 2021 (3 years ago) | no data (2024 years ago) |
Detailed specifications
Ryzen 7 5800U and AMD-K5-PR75ABR 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 | 8 (Octa-Core) | 1 (Single-Core) |
| Threads | 16 | 1 |
| Base clock speed | 1.9 GHz | no data |
| Boost clock speed | 4.4 GHz | 0.08 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 50 MT/s |
| Multiplier | 19 | 1.5 |
| L1 cache | 64K (per core) | no data |
| L2 cache | 512K (per core) | no data |
| L3 cache | 16 MB (shared) | no data |
| Chip lithography | 7 nm | 350 nm |
| Die size | 180 mm2 | 161 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 10,700 million | 4 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 7 5800U and AMD-K5-PR75ABR 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 | no data |
| Socket | FP6 | no data |
| Power consumption (TDP) | 15 Watt | no data |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 5800U and AMD-K5-PR75ABR. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 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 | no data |
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 5800U and AMD-K5-PR75ABR are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 5800U and AMD-K5-PR75ABR. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | no data |
| Maximum memory size | no data | 4 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon RX Vega 8 (Ryzen 4000/5000) ( - 2000 MHz) | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 5800U and AMD-K5-PR75ABR.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 8 | no data |
Pros & cons summary
| Physical cores | 8 | 1 |
| Threads | 16 | 1 |
| Chip lithography | 7 nm | 350 nm |
Ryzen 7 5800U has 700% more physical cores and 1500% more threads, and a 4900% more advanced lithography process.
We couldn't decide between Ryzen 7 5800U and AMD-K5-PR75ABR. We've got no test results to judge.
Be aware that Ryzen 7 5800U is a notebook processor while AMD-K5-PR75ABR is a desktop one.
Should you still have questions on choice between Ryzen 7 5800U and AMD-K5-PR75ABR, ask them in Comments section, and we shall answer.
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