Intel Core i9 X-Series 7940X 14-core LGA2066
SMC EPYC 9555P 64-core AMD Socket SP5
What Buyers Say
Intel Core i9 X-Series 7940X 14-core LGA2066
The Intel Core i9-7940X is widely praised as a powerful and versatile processor, excelling in multi-core workloads like video editing, virtualization, and rendering, while also delivering strong gaming performance. Many users report impressive overclocking headroom, with several achieving stable 4.5-5.0 GHz clocks, though this often requires delidding and high-end cooling to manage temperatures. The main criticisms center on high heat output, especially at stock or high overclocks, and the need for robust cooling solutions, with some users noting that motherboard BIOS updates have improved thermal regulation over time.
Pros
- Excellent multi-core performance
- Great overclocking headroom
- Strong gaming performance
- Good for virtualization and VMs
- Handles 4K video editing well
Cons
- Runs very hot under load
- Requires delidding for high overclocks
- Needs high-end cooling solution
- High power consumption
- Motherboard BIOS updates needed
SMC EPYC 9555P 64-core AMD Socket SP5
No customer feedback yet
Scores
Specifications
| Intel Core i9 X-Series 7940X | SMC EPYC 9555P | |
|---|---|---|
| Processor | ||
| Brand | Intel | AMD |
| Series | Core i9 | EPYC |
| Model | 7940X | 9555P |
| Codename | Skylake X | Turin |
| Class | desktop | server |
| Process | 14 | 4★ |
| Cores & Clocks | ||
| Cores | 14 | 64★ |
| P-cores | — | 64★ |
| Threads | ||
| Base Clock | ||
| Boost Clock | ||
| Cache | ||
| L2 Cache | 14 | 64★ |
| L3 Cache | ||
| Performance | ||
| PassMark Multi | ||
| PassMark Single | ||
| Memory | ||
| Memory Type | DDR4 | DDR5★ |
| Max Speed | ||
| Channels | 4★ | — |
| ECC | ✗ | ✓★ |
| Platform & Power | ||
| Socket | LGA2066 | AMD Socket SP5 |
| PCIe | 3.0 | 5.0 |
| PCIe Lanes | ||
| TDP | 165★ | 360 |
| Max Turbo Power | — | 400★ |
| Unlocked | ✓★ | ✗ |
Pros & Cons
Intel Core i9 X-Series 7940X 14-core LGA2066
- Strong ai (85th percentile)85th %ile
- Strong platform (81st percentile)81st %ile
- Strong multi thread (80th percentile)80th %ile
- Strong efficiency (69th percentile)
- Below average affordability (27th percentile)
SMC EPYC 9555P 64-core AMD Socket SP5
- Strong multi thread (99th percentile)99th %ile
- Strong ai (99th percentile)99th %ile
- Strong platform (97th percentile)97th %ile
- Strong efficiency (89th percentile)89th %ile
- Below average affordability (0th percentile)0th %ile
Pricing
Intel Core i9 X-Series 7940X 14-core LGA2066
SMC EPYC 9555P 64-core AMD Socket SP5
No current pricing available
Verdict
Scores 80 overall, wins 3 of 6 usage categories and 15 of 25 specs.
