Nexora CX-6821 Prime 20-Core LGA1851 Desktop Processor
Processors · Nexora · SKU CX6821-PRIME · Released 2025 · Updated 2026-10-25
Key facts
| Benchmark index | 59,600 (Processors scale) |
|---|---|
| Category rank | #30,858 |
| Street price | $899 |
| Power | 125 W (TDP) |
| Performance per dollar | 66.30 |
| Released | 2025 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-6821 Prime |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 3.4 GHz |
| Max boost clock | 5.6 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 |
|---|---|---|---|
| Altrix CX-6929 Ti 8-Core AM5 Desktop Processor | 48,900 | $569 | Compare |
| Altrix CX-5875 SE 8-Core AM5 Desktop Processor | 25,356 | $179 | Compare |
| Nexora CX-6926 Pro 10-Core LGA1700 Desktop Processor | 25,645 | $149 | Compare |
| Altrix CX-4400 Pro 10-Core LGA1851 Desktop Processor | 20,551 | $129 | Compare |
| Nexora CX-3650 Core 8-Core AM4 Desktop Processor | 49,835 | $639 | Compare |
| Nexora CX-4554 Prime 8-Core AM5 Desktop Processor | 35,333 | $349 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-6821 Prime 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/52322186 (accessed 2026-10-25).