Ryzen 7 5800X vs FX-4120
Primary details
Comparing FX-4120 and Ryzen 7 5800X processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 354 |
| Place by popularity | not in top-100 | 60 |
| Cost-effectiveness evaluation | no data | 23.47 |
| Market segment | Desktop processor | Desktop processor |
| Series | no data | AMD Ryzen 7 |
| Power efficiency | no data | 15.80 |
| Architecture codename | Zambezi (2011−2012) | Vermeer (Zen 3) (2020−2022) |
| Release date | 23 October 2012 (12 years ago) | 8 October 2020 (4 years ago) |
| Launch price (MSRP) | no data | $449 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
FX-4120 and Ryzen 7 5800X 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 | 4 (Quad-Core) | 8 (Octa-Core) |
| Threads | 4 | 16 |
| Base clock speed | 3.9 GHz | 3.8 GHz |
| Boost clock speed | 4.1 GHz | 4.7 GHz |
| Multiplier | no data | 38 |
| L1 cache | 192 KB | 512 KB |
| L2 cache | 4 MB | 4 MB |
| L3 cache | 8 MB (shared) | 32 MB |
| Chip lithography | 32 nm | 7 nm, 12 nm |
| Die size | 315 mm2 | 2 x 80.7 sq. mm; I/O = 125 mm2 |
| Maximum core temperature | no data | 90 °C |
| Maximum case temperature (TCase) | no data | 95 °C |
| Number of transistors | 1,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | + | + |
Compatibility
Information on FX-4120 and Ryzen 7 5800X 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 | AM3+ | AM4 |
| Power consumption (TDP) | 95 Watt | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-4120 and Ryzen 7 5800X. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-4120 and Ryzen 7 5800X are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-4120 and Ryzen 7 5800X. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 51.196 GB/s |
Peripherals
Specifications and connection of peripherals supported by FX-4120 and Ryzen 7 5800X.
| PCIe version | 2.0 | 4.0 |
Pros & cons summary
| Recency | 23 October 2012 | 8 October 2020 |
| Physical cores | 4 | 8 |
| Threads | 4 | 16 |
| Chip lithography | 32 nm | 7 nm |
| Power consumption (TDP) | 95 Watt | 105 Watt |
FX-4120 has 10.5% lower power consumption.
Ryzen 7 5800X, on the other hand, has an age advantage of 7 years, 100% more physical cores and 300% more threads, and a 357.1% more advanced lithography process.
We couldn't decide between FX-4120 and Ryzen 7 5800X. We've got no test results to judge.
Should you still have questions on choice between FX-4120 and Ryzen 7 5800X, ask them in Comments section, and we shall answer.
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