Ryzen Threadripper 2900X vs Athlon 650
Primary details
Comparing Athlon 650 and Ryzen Threadripper 2900X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Thunderbird (1999−2000) | Zen (2017−2020) |
| Release date | 9 August 1999 (25 years ago) | August 2018 (6 years ago) |
Detailed specifications
Athlon 650 and Ryzen Threadripper 2900X 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 | 1 | no data |
| Boost clock speed | 0.65 GHz | 3.1 GHz |
| L1 cache | 128 KB | 96 KB (per core) |
| L2 cache | 512 KB | 512 KB (per core) |
| L3 cache | 0 KB | 32768 KB |
| Chip lithography | 180 nm | 14 nm |
| Die size | 184 mm2 | 213 mm2 |
| Maximum case temperature (TCase) | 70 °C | no data |
| Number of transistors | 22 million | 9600 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | Yes |
Compatibility
Information on Athlon 650 and Ryzen Threadripper 2900X 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 | A | no data |
| Power consumption (TDP) | 48 Watt | 125 Watt |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon 650 and Ryzen Threadripper 2900X are enumerated here.
| AMD-V | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 650 and Ryzen Threadripper 2900X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1 | DDR4 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Pros & cons summary
| Physical cores | 1 | 8 |
| Chip lithography | 180 nm | 14 nm |
| Power consumption (TDP) | 48 Watt | 125 Watt |
Athlon 650 has 160.4% lower power consumption.
Ryzen Threadripper 2900X, on the other hand, has 700% more physical cores, and a 1185.7% more advanced lithography process.
We couldn't decide between Athlon 650 and Ryzen Threadripper 2900X. We've got no test results to judge.
Should you still have questions on choice between Athlon 650 and Ryzen Threadripper 2900X, ask them in Comments section, and we shall answer.
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