Ryzen 5 7400F vs Ryzen 9 7845HX
Primary details
Comparing Ryzen 9 7845HX and Ryzen 5 7400F processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 164 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | 49.34 | no data |
| Architecture codename | Dragon Range-HX (Zen 4) (2023−2024) | Raphael (2023−2025) |
| Release date | 4 January 2023 (2 years ago) | 9 January 2025 (recently) |
| Launch price (MSRP) | no data | $229 |
Detailed specifications
Ryzen 9 7845HX and Ryzen 5 7400F 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 | 12 (Dodeca-Core) | 6 (Hexa-Core) |
| Threads | 24 | 12 |
| Base clock speed | 3 GHz | 3.7 GHz |
| Boost clock speed | 5.2 GHz | 4.7 GHz |
| L1 cache | 64K (per core) | 64 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 64 MB (shared) | 32 MB (shared) |
| Chip lithography | CCD = 5 nm, I/O = 6 nm | 5 nm |
| Die size | 2x 71 mm2 | 71 mm2 |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | no data | 61 °C |
| Number of transistors | 13,140 million | 6,570 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
| Unlocked multiplier | + | + |
Compatibility
Information on Ryzen 9 7845HX and Ryzen 5 7400F 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 | FL1 | AM5 |
| Power consumption (TDP) | 55 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 7845HX and Ryzen 5 7400F. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME | no data |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 7845HX and Ryzen 5 7400F are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 7845HX and Ryzen 5 7400F. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 610M (400 - 2200 MHz) | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 7845HX and Ryzen 5 7400F.
| PCIe version | 5.0 | 5.0 |
| PCI Express lanes | 28 | 24 |
Pros & cons summary
| Recency | 4 January 2023 | 9 January 2025 |
| Physical cores | 12 | 6 |
| Threads | 24 | 12 |
| Power consumption (TDP) | 55 Watt | 65 Watt |
Ryzen 9 7845HX has 100% more physical cores and 100% more threads, and 18.2% lower power consumption.
Ryzen 5 7400F, on the other hand, has an age advantage of 2 years.
We couldn't decide between Ryzen 9 7845HX and Ryzen 5 7400F. We've got no test results to judge.
Be aware that Ryzen 9 7845HX is a notebook processor while Ryzen 5 7400F is a desktop one.
Should you still have questions on choice between Ryzen 9 7845HX and Ryzen 5 7400F, ask them in Comments section, and we shall answer.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
