Threadripper PRO 7945WX vs FX-8320E
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1882 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.81 | no data |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 3.17 | no data |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | TSMC |
| Architecture codename | Vishera (2012−2015) | Storm Peak (2023) |
| Release date | 2 September 2014 (11 years ago) | 19 October 2023 (2 years ago) |
| Launch price (MSRP) | $147 | $1,399 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
FX-8320E and Threadripper PRO 7945WX 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) | 12 (Dodeca-Core) |
| Threads | 8 | 24 |
| Base clock speed | 3.2 GHz | 4.7 GHz |
| Boost clock speed | 4 GHz | 5.3 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 8192 KB | 1 MB (per core) |
| L3 cache | no data | 64 MB (shared) |
| Chip lithography | 32 nm | 5 nm |
| Die size | 315 mm2 | 2x 71 mm2 |
| Maximum core temperature | 71 °C | no data |
| Number of transistors | 1,200 million | 13,140 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | + | + |
| P0 Vcore voltage | Min: 1.075 V - Max: 1.2875 V | no data |
Compatibility
Information on FX-8320E and Threadripper PRO 7945WX 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+ | sTR5 |
| Power consumption (TDP) | 95 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by FX-8320E and Threadripper PRO 7945WX. 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-8320E and Threadripper PRO 7945WX are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by FX-8320E and Threadripper PRO 7945WX. 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 | On certain motherboards (Chipset feature) | N/A |
Peripherals
Specifications and connection of peripherals supported by FX-8320E and Threadripper PRO 7945WX.
| PCIe version | n/a | 5.0 |
| PCI Express lanes | no data | 144 |
Pros & cons summary
| Recency | 2 September 2014 | 19 October 2023 |
| Physical cores | 8 | 12 |
| Threads | 8 | 24 |
| Chip lithography | 32 nm | 5 nm |
| Power consumption (TDP) | 95 Watt | 350 Watt |
FX-8320E has 268.4% lower power consumption.
Threadripper PRO 7945WX, on the other hand, has an age advantage of 9 years, 50% more physical cores and 200% more threads, and a 540% more advanced lithography process.
We couldn't decide between AMD FX-8320E and AMD Threadripper PRO 7945WX. We've got no test results to judge.
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