i486SX2-66 vs Ryzen 9 5900XT
Primary details
Comparing Ryzen 9 5900XT and i486SX2-66 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 165 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 67.22 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel 80486 |
| Power efficiency | 25.30 | no data |
| Architecture codename | Vermeer (2020−2024) | 80486 (1989) |
| Release date | 31 July 2024 (less than a year ago) | no data (2024 years ago) |
| Launch price (MSRP) | $349 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 5900XT and i486SX2-66 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 | 16 (Hexadeca-Core) | 1 (Single-Core) |
| Threads | 32 | no data |
| Base clock speed | 3.3 GHz | no data |
| Boost clock speed | 4.8 GHz | 0.07 GHz |
| Bus type | no data | FSB |
| Bus rate | no data | 33 MT/s |
| Multiplier | no data | 2 |
| L1 cache | 64 KB (per core) | 8 KB |
| L2 cache | 512 KB (per core) | no data |
| L3 cache | 64 MB | no data |
| Chip lithography | 7 nm | 800 nm |
| Die size | 2x 74 mm2 | no data |
| Number of transistors | 8,300 million | 1 Million |
| 64 bit support | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 5900XT and i486SX2-66 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 | no data |
| Socket | AM4 | no data |
| Power consumption (TDP) | 105 Watt | no data |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 5900XT and i486SX2-66. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 5900XT and i486SX2-66 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5900XT and i486SX2-66. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | no data |
| Maximum memory size | no data | 4 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 5900XT and i486SX2-66.
| PCIe version | 4.0 | no data |
| PCI Express lanes | 20 | no data |
Pros & cons summary
| Physical cores | 16 | 1 |
| Chip lithography | 7 nm | 800 nm |
Ryzen 9 5900XT has 1500% more physical cores, and a 11328.6% more advanced lithography process.
We couldn't decide between Ryzen 9 5900XT and i486SX2-66. We've got no test results to judge.
Note that Ryzen 9 5900XT is a desktop processor while i486SX2-66 is a notebook one.
Should you still have questions on choice between Ryzen 9 5900XT and i486SX2-66, ask them in Comments section, and we shall answer.
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