Athlon Gold 20 vs GX-420GI
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | TSMC |
| Architecture codename | Brown Falcon (2016) | Mendocino (2025) |
| Release date | 23 February 2016 (9 years ago) | 1 October 2025 (less than a year ago) |
Detailed specifications
GX-420GI and Athlon Gold 20 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) | 2 (Dual-core) |
| Threads | 4 | 4 |
| Base clock speed | 2 GHz | 2.4 GHz |
| Boost clock speed | 2.2 GHz | 3.7 GHz |
| L1 cache | 320 KB | 64 KB (per core) |
| L2 cache | 1 MB (per module) | 512 KB (per core) |
| L3 cache | no data | 4 MB (shared) |
| Chip lithography | 28 nm | 6 nm |
| Die size | no data | 100 mm2 |
| 64 bit support | + | + |
Compatibility
Information on GX-420GI and Athlon Gold 20 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 | FP4 | FT6 |
| Power consumption (TDP) | 15 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by GX-420GI and Athlon Gold 20. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by GX-420GI and Athlon Gold 20 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by GX-420GI and Athlon Gold 20. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | LPDDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Radeon R7E 6CU | AMD Radeon 610M |
Peripherals
Specifications and connection of peripherals supported by GX-420GI and Athlon Gold 20.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 8 | 4 |
Pros & cons summary
| Recency | 23 February 2016 | 1 October 2025 |
| Physical cores | 4 | 2 |
| Chip lithography | 28 nm | 6 nm |
GX-420GI has 100% more physical cores.
Athlon Gold 20, on the other hand, has an age advantage of 9 years, and a 366.7% more advanced lithography process.
We couldn't decide between AMD GX-420GI and AMD Athlon Gold 20. We've got no test results to judge.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
