AMD-K5-PR75ABR vs Ryzen 9 5900X
Primary details
Comparing Ryzen 9 5900X and AMD-K5-PR75ABR processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 206 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 32.24 | no data |
| Market segment | Desktop processor | Desktop processor |
| Series | AMD Ryzen 9 | AMD K5 |
| Power efficiency | 22.17 | no data |
| Architecture codename | Vermeer (Zen3) (2020−2022) | K5 (1996−1997) |
| Release date | 5 November 2020 (4 years ago) | no data |
| Launch price (MSRP) | $549 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 5900X 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 | 12 (Dodeca-Core) | 1 (Single-Core) |
| Threads | 24 | 1 |
| Base clock speed | 3.7 GHz | no data |
| Boost clock speed | 4.8 GHz | 0.08 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 50 MT/s |
| Multiplier | 37 | 1.5 |
| L1 cache | 64K (per core) | no data |
| L2 cache | 512K (per core) | no data |
| L3 cache | 64 MB | no data |
| Chip lithography | 7 nm, 12 nm | 350 nm |
| Die size | 2x 74 mm2(CCD) + 125 mm2 (IOD) | 161 mm2 |
| Maximum case temperature (TCase) | 95 °C | no data |
| Number of transistors | 0 Million | 4 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 5900X 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 | AM4 | no data |
| Power consumption (TDP) | 105 Watt | no data |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5900X and AMD-K5-PR75ABR. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2 | no data |
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 5900X and AMD-K5-PR75ABR are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900X and AMD-K5-PR75ABR. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | no data |
| Maximum memory size | 128 GB | 4 GB |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 5900X and AMD-K5-PR75ABR.
| PCIe version | 4.0 | no data |
Pros & cons summary
| Physical cores | 12 | 1 |
| Threads | 24 | 1 |
| Chip lithography | 7 nm | 350 nm |
Ryzen 9 5900X has 1100% more physical cores and 2300% more threads, and a 4900% more advanced lithography process.
We couldn't decide between Ryzen 9 5900X and AMD-K5-PR75ABR. We've got no test results to judge.
Should you still have questions on choice between Ryzen 9 5900X and AMD-K5-PR75ABR, ask them in Comments section, and we shall answer.
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