Ryzen 9 6900HX vs A9-9400 SoC
Primary details
Comparing A9-9400 SoC and Ryzen 9 6900HX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 448 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | AMD Rembrandt (Zen 3+) |
| Power efficiency | no data | 32.70 |
| Architecture codename | Stoney Ridge (2016−2019) | Rembrandt-H (Zen 3+) (2022) |
| Release date | 31 May 2016 (8 years ago) | January 2022 (2 years ago) |
Detailed specifications
A9-9400 SoC and Ryzen 9 6900HX 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 | 2 (Dual-core) | 8 (Octa-Core) |
| Threads | 2 | 16 |
| Base clock speed | 2.4 GHz | 3.3 GHz |
| Boost clock speed | 3.2 GHz | 4.9 GHz |
| L1 cache | 160 KB | 64K (per core) |
| L2 cache | 1 MB (per core) | 512K (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 28 nm | 6 nm |
| Die size | 125 mm2 | 208 mm2 |
| Maximum core temperature | no data | 95 °C |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 1,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on A9-9400 SoC and Ryzen 9 6900HX 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 | 1 |
| Socket | FT4 | FP7 |
| Power consumption (TDP) | 10 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A9-9400 SoC and Ryzen 9 6900HX. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A9-9400 SoC and Ryzen 9 6900HX are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A9-9400 SoC and Ryzen 9 6900HX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Radeon R5 3CU | AMD Radeon 680M ( - 2400 MHz) |
Peripherals
Specifications and connection of peripherals supported by A9-9400 SoC and Ryzen 9 6900HX.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 8 | 20 |
Pros & cons summary
| Physical cores | 2 | 8 |
| Threads | 2 | 16 |
| Chip lithography | 28 nm | 6 nm |
| Power consumption (TDP) | 10 Watt | 45 Watt |
A9-9400 SoC has 350% lower power consumption.
Ryzen 9 6900HX, on the other hand, has 300% more physical cores and 700% more threads, and a 366.7% more advanced lithography process.
We couldn't decide between A9-9400 SoC and Ryzen 9 6900HX. We've got no test results to judge.
Note that A9-9400 SoC is a desktop processor while Ryzen 9 6900HX is a notebook one.
Should you still have questions on choice between A9-9400 SoC and Ryzen 9 6900HX, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
