Nexora CX-8643 Prime 14-Core LGA1700 Desktop Processor
Processors · Nexora · SKU CX8643-PRIME · Released 2021 · Updated 2026-10-22
Key facts
| Benchmark index | 13,696 (Processors scale) |
|---|---|
| Category rank | #16,705 |
| Street price | $79 |
| Power | 65 W (TDP) |
| Performance per dollar | 173.37 |
| Released | 2021 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-8643 Prime |
| Socket | LGA1700 |
| Cores / threads | 14 cores (6P + 8E) / 20 threads |
| Base clock | 3.3 GHz |
| Max boost clock | 4.4 GHz |
| L3 cache | 25 MB |
| Power | 65 W base / 181 W max turbo |
| Memory support | DDR5-5600 or DDR4-3200, dual channel |
| CPU PCIe lanes | 16× PCIe 5.0 + 4× PCIe 4.0 |
| Integrated graphics | Integrated graphics (32 EU) |
| Unlocked multiplier | No |
| Cooler included | Yes (stock air cooler) |
Related guides
Intel LGA1700 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Socket
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| Veltrix CX-6682 XT 8-Core AM4 Desktop Processor | 30,549 | $229 | Compare |
| Nexora CX-1469 Pro 12-Core AM4 Desktop Processor | 35,967 | $329 | Compare |
| Nexora CX-5306 Pro 8-Core AM5 Desktop Processor | 31,534 | $299 | Compare |
| Altrix CX-9513 Edge 8-Core AM4 Desktop Processor | 20,185 | $109 | Compare |
| Altrix CX-9903 Core 16-Core AM4 Desktop Processor | 52,335 | $719 | Compare |
| Nexora CX-9089 Ultra 8-Core AM4 Desktop Processor | 30,070 | $219 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-8643 Prime 14-Core LGA1700 Desktop Processor”, https://vextor7.com/item/4497521 (accessed 2026-10-22).