Athlon 850 vs Ryzen 9 5900
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 351 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | AMD Ryzen 9 | no data |
| Power efficiency | 12.56 | no data |
| Designer | AMD | AMD |
| Manufacturer | TSMC | no data |
| Architecture codename | Vermeer (2020−2025) | Thunderbird (1999−2000) |
| Release date | 12 January 2021 (4 years ago) | 11 February 2000 (25 years ago) |
| Launch price (MSRP) | no data | $849 |
Detailed specifications
Ryzen 9 5900 and Athlon 850 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 GHz | no data |
| Boost clock speed | 4.7 GHz | 0.85 GHz |
| Multiplier | 30 | no data |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 512K (per core) | 512 KB |
| L3 cache | 64 MB | 0 KB |
| Chip lithography | 7 nm, 12 nm | 180 nm |
| Die size | 81 mm2 | 102 mm2 |
| Maximum case temperature (TCase) | 95 °C | 70 °C |
| Number of transistors | 4,150 million | 22 million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 5900 and Athlon 850 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 | AM4 | A |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5900 and Athlon 850. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 5900 and Athlon 850 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900 and Athlon 850. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR1 |
| Maximum memory size | 128 GB | no data |
| Maximum memory bandwidth | 51.196 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 5900 and Athlon 850.
| PCIe version | 4.0 | no data |
Pros & cons summary
| Recency | 12 January 2021 | 11 February 2000 |
| Physical cores | 12 | 1 |
| Threads | 24 | 1 |
| Chip lithography | 7 nm | 180 nm |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Ryzen 9 5900 has an age advantage of 20 years, 1100% more physical cores and 2300% more threads, and a 2471.4% more advanced lithography process.
Athlon 850, on the other hand, has 44.4% lower power consumption.
We couldn't decide between AMD Ryzen 9 5900 and AMD Athlon 850. We've got no test results to judge.
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