AMD-K5-PR75ABR vs Ryzen 9 5900H
Primary details
Comparing Ryzen 9 5900H and AMD-K5-PR75ABR processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 588 | 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 | 27.07 | no data |
| Architecture codename | Cezanne U (Zen 3) (2021−2022) | K5 (1996−1997) |
| Release date | 7 January 2021 (3 years ago) | no data |
Detailed specifications
Ryzen 9 5900H 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 | 3.3 GHz | no data |
| Boost clock speed | 4.6 GHz | 0.08 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 50 MT/s |
| Multiplier | no data | 1.5 |
| L1 cache | 512 KB | no data |
| L2 cache | 4 MB | no data |
| L3 cache | 16 MB | no data |
| Chip lithography | 7 nm | 350 nm |
| Die size | no data | 161 mm2 |
| Number of transistors | no data | 4 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Ryzen 9 5900H 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.
| Socket | FP6 | no data |
| Power consumption (TDP) | 45 Watt | no data |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5900H and AMD-K5-PR75ABR. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900H and AMD-K5-PR75ABR. Depending on the motherboard, higher memory frequencies may be supported.
| 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) | no data |
Pros & cons summary
| Physical cores | 8 | 1 |
| Threads | 16 | 1 |
| Chip lithography | 7 nm | 350 nm |
Ryzen 9 5900H has 700% more physical cores and 1500% more threads, and a 4900% more advanced lithography process.
We couldn't decide between Ryzen 9 5900H and AMD-K5-PR75ABR. We've got no test results to judge.
Be aware that Ryzen 9 5900H is a notebook processor while AMD-K5-PR75ABR is a desktop one.
Should you still have questions on choice between Ryzen 9 5900H and AMD-K5-PR75ABR, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
