Ryzen 9 270 vs Ryzen 5 8400F
Aggregate performance score
Ryzen 9 270 outperforms Ryzen 5 8400F by a significant 27% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 547 | 374 |
| Place by popularity | 44 | not in top-100 |
| Cost-effectiveness evaluation | 67.80 | no data |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 9.08 | 16.62 |
| Designer | AMD | AMD |
| Manufacturer | TSMC | TSMC |
| Architecture codename | Phoenix (2023−2024) | Hawk Point (2024−2025) |
| Release date | 1 April 2024 (1 year ago) | 6 January 2025 (less than a year ago) |
| 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 Ryzen 9 270 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) | 8 (Octa-Core) |
| Threads | 12 | 16 |
| Base clock speed | 4.2 GHz | 4 GHz |
| Boost clock speed | 4.7 GHz | 5.2 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 1 MB (per core) | 1 MB (per core) |
| L3 cache | 16 MB (shared) | 16 MB (shared) |
| Chip lithography | 4 nm | 4 nm |
| Die size | 178 mm2 | 178 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 25,000 million | 25,000 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 5 8400F and Ryzen 9 270 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 | AM5 | FP8 |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 8400F and Ryzen 9 270. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | USB 4, Ryzen AI (16 TOPS), 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 |
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 8400F and Ryzen 9 270 are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 8400F and Ryzen 9 270. 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 | N/A | AMD Radeon 780M |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 8400F and Ryzen 9 270.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 20 | 20 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 14.03 | 17.79 |
| Recency | 1 April 2024 | 6 January 2025 |
| Physical cores | 6 | 8 |
| Threads | 12 | 16 |
| Power consumption (TDP) | 65 Watt | 45 Watt |
Ryzen 9 270 has a 26.8% higher aggregate performance score, an age advantage of 9 months, 33.3% more physical cores and 33.3% more threads, and 44.4% lower power consumption.
The AMD Ryzen 9 270 is our recommended choice as it beats the AMD Ryzen 5 8400F in performance tests.
Note that Ryzen 5 8400F is a desktop processor while Ryzen 9 270 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.
