Ultra 3 205 vs Am486SE-25
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 | Desktop processor |
| Series | AMD Am486 | no data |
| Designer | AMD | Intel |
| Manufacturer | no data | TSMC |
| Architecture codename | 80486 (1989) | Arrow Lake-S (2024−2025) |
| Release date | no data | August 2025 (recently) |
| Launch price (MSRP) | no data | $140 |
Detailed specifications
Am486SE-25 and Core Ultra 3 205 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 | 1 (Single-Core) | 8 (Octa-Core) |
| Threads | no data | 8 |
| Base clock speed | no data | 3.8 GHz |
| Boost clock speed | 0.03 GHz | 4.9 GHz |
| Bus type | FSB | no data |
| Bus rate | 25 MT/s | no data |
| Multiplier | 1 | no data |
| L1 cache | 8 KB | 192 KB (per core) |
| L2 cache | no data | 3 MB (per core) |
| L3 cache | no data | 15 MB (shared) |
| Chip lithography | 500 nm | 3 nm |
| Die size | no data | 243 mm2 |
| Number of transistors | 1 Million | 17,800 million |
| 64 bit support | - | + |
Compatibility
Information on Am486SE-25 and Core Ultra 3 205 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 | 1851 |
| Power consumption (TDP) | no data | 57 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Am486SE-25 and Core Ultra 3 205. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
Security technologies
Am486SE-25 and Core Ultra 3 205 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Am486SE-25 and Core Ultra 3 205 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Am486SE-25 and Core Ultra 3 205. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
| Maximum memory size | 4 GB | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Arc Xe-LPG Graphics 16EU |
Peripherals
Specifications and connection of peripherals supported by Am486SE-25 and Core Ultra 3 205.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 24 |
Pros & cons summary
| Physical cores | 1 | 8 |
| Chip lithography | 500 nm | 3 nm |
Ultra 3 205 has 700% more physical cores, and a 16566.7% more advanced lithography process.
We couldn't decide between AMD Am486SE-25 and Intel Core Ultra 3 205. We've got no test results to judge.
Be aware that Am486SE-25 is a notebook processor while Core Ultra 3 205 is a desktop one.
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