Nexora CX-8343 Ultra 20-Core LGA1851 Desktop Processor
Processors · Nexora · SKU CX8343-ULTRA · Released 2026 · Updated 2026-10-26
Key facts
| Benchmark index | 29,420 (Processors scale) |
|---|---|
| Category rank | #22,514 |
| Street price | $249 |
| Power | 125 W (TDP) |
| Performance per dollar | 118.15 |
| Released | 2026 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-8343 Ultra |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 3.4 GHz |
| Max boost clock | 5.0 GHz |
| L3 cache | 30 MB |
| Power | 125 W base / 250 W max turbo |
| Memory support | DDR5-6400, dual channel (CUDIMM supported) |
| CPU PCIe lanes | 20× PCIe 5.0 + 4× PCIe 4.0 |
| Integrated graphics | Integrated graphics (4 cores) |
| Unlocked multiplier | Yes |
| NPU | 13 TOPS |
| Cooler included | No |
Related guides
Intel LGA1851 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedIntel 800 Series Chipsets
Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Nexora CX-3848 Pro 16-Core AM5 Desktop Processor | 50,501 | $669 | Compare |
| Nexora CX-9592 Plus 14-Core LGA1851 Desktop Processor | 26,900 | $179 | Compare |
| Nexora CX-8231 Edge 16-Core AM4 Desktop Processor | 41,412 | $459 | Compare |
| Altrix CX-2963 Core 16-Core AM4 Desktop Processor | 45,571 | $539 | Compare |
| Altrix CX-9690 Plus 8-Core AM4 Desktop Processor | 38,083 | $299 | Compare |
| Altrix CX-5423 XT 16-Core AM4 Desktop Processor | 52,833 | $729 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-8343 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/9501417 (accessed 2026-10-26).