i486DX-20: specs and benchmarks
Summary
Intel started i486DX-20 sales 10 April 1989. This is a 80486 architecture notebook processor primarily aimed at home systems.
Primary details
i486DX-20 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | not rated | |
| Place by popularity | not in top-100 | |
| Market segment | Laptop | |
| Series | Intel 80486 | |
| Architecture codename | 80486 (1989) | |
| Release date | 10 April 1989 (35 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 1 (Single-Core) | |
| Boost clock speed | 0.02 GHz | of 50 MHz (i486DX-50) |
| Bus type | FSB | |
| Bus rate | 20 MT/s | |
| Multiplier | 1 | of 42 (Core i7-7700K) |
| L1 cache | 8 KB | of 80 KB (EPYC 9965) |
| Chip lithography | 1 µm, 800 nm | of 3 nm (Apple M3 Max 16-Core) |
| Number of transistors | 1 Million | of 135,240 million (EPYC 9684X) |
| 64 bit support | - |
Memory specs
Types, maximum amount and channel number of RAM supported by i486DX-20's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Maximum memory size | 4 GB | of 6 TiB (EPYC 9124) |
