Atom x3-C3405 vs Ryzen 5 8400F
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 575 | not rated |
| Place by popularity | 29 | not in top-100 |
| Cost-effectiveness evaluation | 68.23 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | 3x Intel Atom |
| Power efficiency | 9.09 | no data |
| Designer | AMD | Intel |
| Manufacturer | TSMC | no data |
| Architecture codename | Phoenix (2023−2024) | Silvermont (2015) |
| Release date | 1 April 2024 (1 year ago) | no data |
| Launch price (MSRP) | $170 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Ryzen 5 8400F and Atom x3-C3405 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 | 6 (Hexa-Core) | 4 (Quad-Core) |
| Threads | 12 | 4 |
| Base clock speed | 4.2 GHz | 1.2 GHz |
| Boost clock speed | 4.7 GHz | 1.4 GHz |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 1 MB (per core) | 2 MB |
| L3 cache | 16 MB (shared) | 0 KB |
| Chip lithography | 4 nm | 28 nm |
| Die size | 178 mm2 | no data |
| Number of transistors | 25,000 million | no data |
| 64 bit support | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 5 8400F and Atom x3-C3405 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 | AM5 | no data |
| Power consumption (TDP) | 65 Watt | no data |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 8400F and Atom x3-C3405. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | - |
| GPIO | no data | 5 x I2C |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 5 8400F and Atom x3-C3405 technologies aimed at improving security, for example, by protecting against hacks.
| Secure Boot | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 8400F and Atom x3-C3405 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 8400F and Atom x3-C3405. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | 1x32 LPDDR2/3 1066 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 1 |
| Maximum memory bandwidth | no data | 4.2 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Graphics interfaces
Available interfaces and connections of Ryzen 5 8400F and Atom x3-C3405 integrated GPUs.
| Number of displays supported | no data | 1 |
| MIPI-DSI | no data | + |
Graphics image quality
Maximum display resolutions supported by Ryzen 5 8400F and Atom x3-C3405 integrated GPUs, including resolutions over different interfaces.
| Max resolution over eDP | no data | 1280x800 |
Graphics API support
APIs supported by Ryzen 5 8400F and Atom x3-C3405 integrated GPUs, sometimes API versions are included.
| DirectX | no data | 9.3 |
| OpenGL | no data | ES 3.0 |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 8400F and Atom x3-C3405.
| PCIe version | 4.0 | no data |
| PCI Express lanes | 20 | no data |
| USB revision | no data | 2.0 OTG |
| Number of USB ports | no data | 1 |
| UART | no data | 7 x USIF configurable |
Pros & cons summary
| Physical cores | 6 | 4 |
| Threads | 12 | 4 |
| Chip lithography | 4 nm | 28 nm |
Ryzen 5 8400F has 50% more physical cores and 200% more threads, and a 600% more advanced lithography process.
We couldn't decide between AMD Ryzen 5 8400F and Intel Atom x3-C3405. We've got no test results to judge.
Note that Ryzen 5 8400F is a desktop processor while Atom x3-C3405 is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
