FX-8320 vs Apple M5 Pro 15-Core
Aggregate performance score
M5 Pro 15-Core outperforms FX-8320 by a whopping 793% 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 | 247 | 1949 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | no data | 1.06 |
| Designer | Apple | AMD |
| Architecture codename | no data | Vishera (2012−2015) |
| Release date | 3 March 2026 (less than a year ago) | 23 October 2012 (13 years ago) |
Detailed specifications
Basic parameters of M5 Pro 15-Core and FX-8320: 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 | 15 (Pentadeca-Core) | 8 (Octa-Core) |
| Threads | 15 | 8 |
| Base clock speed | 3.048 GHz | 3.5 GHz |
| Boost clock speed | 4.61 GHz | 4 GHz |
| L2 cache | 32 MB | 8192 KB |
| L3 cache | 24 MB | no data |
| Chip lithography | 3 nm | 32 nm |
| Die size | no data | 315 mm2 |
| Maximum core temperature | no data | 61 °C |
| Number of transistors | no data | 1,200 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | - | + |
| P0 Vcore voltage | no data | Min: 1.2 V - Max: 1.4 V |
Compatibility
Information on M5 Pro 15-Core and FX-8320 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 | no data | 1 |
| Socket | no data | AM3+ |
| Power consumption (TDP) | no data | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by M5 Pro 15-Core and FX-8320. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by M5 Pro 15-Core and FX-8320 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by M5 Pro 15-Core and FX-8320. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
Peripherals
Specifications and connection of peripherals supported by M5 Pro 15-Core and FX-8320.
| PCIe version | no data | n/a |
Synthetic benchmarks
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 | 28.56 | 3.20 |
| Recency | 3 March 2026 | 23 October 2012 |
| Physical cores | 15 | 8 |
| Threads | 15 | 8 |
| Chip lithography | 3 nm | 32 nm |
Apple M5 Pro 15-Core has a 793% higher aggregate performance score, an age advantage of 13 years, 88% more physical cores and 88% more threads, and a 967% more advanced lithography process.
The Apple M5 Pro 15-Core is our recommended choice as it beats the AMD FX-8320 in performance tests.
Be aware that Apple M5 Pro 15-Core is a notebook processor while FX-8320 is a desktop one.
Other comparisons
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