Ryzen 9 9900X vs Athlon Silver 7120C
Primary details
Comparing Athlon Silver 7120C and Ryzen 9 9900X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 107 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 66.77 |
| Market segment | Laptop | Desktop processor |
| Series | Mendocino (Zen 2, Ryzen 7020) | no data |
| Power efficiency | no data | 27.24 |
| Architecture codename | Mendocino (Zen 2) (2022−2023) | Granite Ridge (2024) |
| Release date | 20 September 2022 (2 years ago) | 15 August 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $499 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon Silver 7120C and Ryzen 9 9900X 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 | 2 (Dual-core) | 12 (Dodeca-Core) |
| Threads | 2 | 24 |
| Base clock speed | 2.4 GHz | 4.4 GHz |
| Boost clock speed | 3.5 GHz | 5.6 GHz |
| L1 cache | 128 KB | 80 KB (per core) |
| L2 cache | 1 MB | 1 MB (per core) |
| L3 cache | 2 MB | 64 MB (shared) |
| Chip lithography | 6 nm | 4 nm |
| Die size | no data | 2x 70.6 mm2 |
| Maximum core temperature | no data | 95 °C |
| Number of transistors | no data | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon Silver 7120C and Ryzen 9 9900X 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 | no data | 1 |
| Socket | no data | AM5 |
| Power consumption (TDP) | 15 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon Silver 7120C and Ryzen 9 9900X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A |
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon Silver 7120C and Ryzen 9 9900X are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon Silver 7120C and Ryzen 9 9900X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon 610M | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by Athlon Silver 7120C and Ryzen 9 9900X.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 24 |
Pros & cons summary
| Integrated graphics card | 2.85 | 1.98 |
| Recency | 20 September 2022 | 15 August 2024 |
| Physical cores | 2 | 12 |
| Threads | 2 | 24 |
| Chip lithography | 6 nm | 4 nm |
| Power consumption (TDP) | 15 Watt | 120 Watt |
Athlon Silver 7120C has 43.9% faster integrated GPU, and 700% lower power consumption.
Ryzen 9 9900X, on the other hand, has an age advantage of 1 year, 500% more physical cores and 1100% more threads, and a 50% more advanced lithography process.
We couldn't decide between Athlon Silver 7120C and Ryzen 9 9900X. We've got no test results to judge.
Be aware that Athlon Silver 7120C is a notebook processor while Ryzen 9 9900X is a desktop one.
Should you still have questions on choice between Athlon Silver 7120C and Ryzen 9 9900X, ask them in Comments section, and we shall answer.
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