Atom E645C vs Ryzen AI Max+ 388
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 409 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 13.91 | no data |
| Designer | AMD | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Strix Halo (2025−2026) | Stellarton (2010) |
| Release date | no data | 22 November 2010 (15 years ago) |
Detailed specifications
Ryzen AI Max+ 388 and Atom E645C 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 | 8 (Octa-Core) | 1 (Single-Core) |
| Threads | 16 | 2 |
| Base clock speed | 3.6 GHz | no data |
| Boost clock speed | 5 GHz | 1 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 512 KB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | no data | 45 nm |
| Die size | no data | 26 mm2 |
| Number of transistors | no data | 47 million |
| 64 bit support | - | - |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Ryzen AI Max+ 388 and Atom E645C 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 | Intel BGA1466 |
| Power consumption (TDP) | 55 Watt | 4 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen AI Max+ 388 and Atom E645C. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
| Hyper-Threading Technology | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen AI Max+ 388 and Atom E645C. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA 600 |
Pros & cons summary
| Physical cores | 8 | 1 |
| Threads | 16 | 2 |
| Power consumption (TDP) | 55 Watt | 4 Watt |
Ryzen AI Max+ 388 has 700% more physical cores and 700% more threads.
Atom E645C, on the other hand, has 1275% lower power consumption.
We couldn't decide between AMD Ryzen AI Max+ 388 and Intel Atom E645C. We've got no test results to judge.
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