Ryzen 7 9800X3D vs FX-8320
Aggregate performance score
Ryzen 7 9800X3D outperforms FX-8320 by a whopping 637% 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 | 1622 | 223 |
| Place by popularity | not in top-100 | 62 |
| Cost-effectiveness evaluation | no data | 45.04 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 2.59 | 19.92 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Vishera (2012−2015) | Granite Ridge (2024−2025) |
| Release date | 23 October 2012 (12 years ago) | 7 November 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $479 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
FX-8320 and Ryzen 7 9800X3D 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 | 8 (Octa-Core) | 8 (Octa-Core) |
| Threads | 8 | 16 |
| Base clock speed | 3.5 GHz | 4.7 GHz |
| Boost clock speed | 4 GHz | 5.2 GHz |
| L1 cache | no data | 80 KB (per core) |
| L2 cache | 8192 KB | 1 MB (per core) |
| L3 cache | no data | 96 MB (shared) |
| Chip lithography | 32 nm | 4 nm |
| Die size | 315 mm2 | 70.6 mm2 |
| Maximum core temperature | 61 °C | no data |
| Number of transistors | 1,200 million | 8,315 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | + |
| P0 Vcore voltage | Min: 1.2 V - Max: 1.4 V | no data |
Compatibility
Information on FX-8320 and Ryzen 7 9800X3D 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 | AM3+ | AM5 |
| Power consumption (TDP) | 125 Watt | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-8320 and Ryzen 7 9800X3D. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by FX-8320 and Ryzen 7 9800X3D are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-8320 and Ryzen 7 9800X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon Graphics |
Peripherals
Specifications and connection of peripherals supported by FX-8320 and Ryzen 7 9800X3D.
| PCIe version | n/a | 5.0 |
| PCI Express lanes | no data | 24 |
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
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 | 3.39 | 24.99 |
| Recency | 23 October 2012 | 7 November 2024 |
| Threads | 8 | 16 |
| Chip lithography | 32 nm | 4 nm |
| Power consumption (TDP) | 125 Watt | 120 Watt |
Ryzen 7 9800X3D has a 637.2% higher aggregate performance score, an age advantage of 12 years, 100% more threads, a 700% more advanced lithography process, and 4.2% lower power consumption.
The AMD Ryzen 7 9800X3D is our recommended choice as it beats the AMD FX-8320 in performance tests.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
