Ryzen 9 7940HS vs Athlon 64 FX-57
Primary details
Comparing Athlon 64 FX-57 and Ryzen 9 7940HS processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 299 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | no data | 51.72 |
| Architecture codename | San Diego (2001−2005) | Phoenix-HS (Zen 4) (2023) |
| Release date | June 2005 (19 years ago) | January 2023 (1 year ago) |
Detailed specifications
Athlon 64 FX-57 and Ryzen 9 7940HS 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) | 8 (Octa-Core) |
| Threads | 1 | 16 |
| Base clock speed | no data | 4 GHz |
| Boost clock speed | 2.8 GHz | 5.2 GHz |
| L1 cache | 128 KB | 64K (per core) |
| L2 cache | 1 MB | 1 MB (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 90 nm | 4 nm |
| Die size | 115 mm2 | 178 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 114 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Athlon 64 FX-57 and Ryzen 9 7940HS 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 | 939 | FP8 |
| Power consumption (TDP) | 104 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon 64 FX-57 and Ryzen 9 7940HS. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Ryzen AI, 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 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon 64 FX-57 and Ryzen 9 7940HS are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon 64 FX-57 and Ryzen 9 7940HS. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 780M |
Peripherals
Specifications and connection of peripherals supported by Athlon 64 FX-57 and Ryzen 9 7940HS.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 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.
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.
Pros & cons summary
| Physical cores | 1 | 8 |
| Threads | 1 | 16 |
| Chip lithography | 90 nm | 4 nm |
| Power consumption (TDP) | 104 Watt | 35 Watt |
Ryzen 9 7940HS has 700% more physical cores and 1500% more threads, a 2150% more advanced lithography process, and 197.1% lower power consumption.
We couldn't decide between Athlon 64 FX-57 and Ryzen 9 7940HS. We've got no test results to judge.
Note that Athlon 64 FX-57 is a desktop processor while Ryzen 9 7940HS is a notebook one.
Should you still have questions on choice between Athlon 64 FX-57 and Ryzen 9 7940HS, 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.
