Ryzen 5 8400F vs Athlon 64 LE-1640B
Primary details
Comparing Athlon 64 LE-1640B and Ryzen 5 8400F processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 459 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 59.85 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | no data | 21.98 |
| Architecture codename | Lima (2008−2009) | Phoenix (2023−2024) |
| Release date | April 2008 (16 years ago) | 1 April 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $170 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon 64 LE-1640B and Ryzen 5 8400F 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 | 1 (Single-Core) | 6 (Hexa-Core) |
| Threads | 1 | 12 |
| Base clock speed | no data | 4.2 GHz |
| Boost clock speed | 2.7 GHz | 4.7 GHz |
| L1 cache | 128K | 64 KB (per core) |
| L2 cache | 512K | 1 MB (per core) |
| L3 cache | no data | 16 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 77 mm2 | 178 mm2 |
| Maximum case temperature (TCase) | 65 °C | no data |
| Number of transistors | 122 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Athlon 64 LE-1640B and Ryzen 5 8400F 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 | AM2 | AM5 |
| Power consumption (TDP) | 45 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 LE-1640B and Ryzen 5 8400F. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon 64 LE-1640B and Ryzen 5 8400F are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 LE-1640B and Ryzen 5 8400F. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Athlon 64 LE-1640B and Ryzen 5 8400F.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 1 | 6 |
| Threads | 1 | 12 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 45 Watt | 65 Watt |
Athlon 64 LE-1640B has 44.4% lower power consumption.
Ryzen 5 8400F, on the other hand, has 500% more physical cores and 1100% more threads, and a 1525% more advanced lithography process.
We couldn't decide between Athlon 64 LE-1640B and Ryzen 5 8400F. We've got no test results to judge.
Should you still have questions on choice between Athlon 64 LE-1640B and Ryzen 5 8400F, 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.
