Altrix CX-6421 Plus 8-Core AM5 Desktop Processor
Processors · Altrix · SKU CX6421-PLUS · Released 2023 · Updated 2026-10-19
Key facts
| Benchmark index | 47,322 (Processors scale) |
|---|---|
| Category rank | #22,482 |
| Street price | $639 |
| Power | 120 W (TDP) |
| Performance per dollar | 74.06 |
| Released | 2023 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-6421 Plus |
| Socket | AM5 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.3 GHz |
| Max boost clock | 5.5 GHz |
| L3 cache | 32 MB |
| Power | 120 W TDP (PPT 162 W) |
| Memory support | DDR5-5200, dual channel (EXPO) |
| CPU PCIe lanes | 28× PCIe 5.0 (24 usable) |
| Integrated graphics | Integrated graphics (2 CU) |
| Unlocked multiplier | Yes |
| Cooler included | No |
Related guides
AMD AM5 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Chipsets Compared
Similar Processors
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|---|---|---|---|
| Altrix CX-1645 SE 6-Core AM4 Desktop Processor | 28,998 | $189 | Compare |
| Nexora CX-4224 Plus 20-Core LGA1700 Desktop Processor | 36,557 | $389 | Compare |
| Altrix CX-9676 Pro 8-Core AM4 Desktop Processor | 34,695 | $319 | Compare |
| Veltrix CX-5678 Plus 6-Core AM4 Desktop Processor | 30,712 | $219 | Compare |
| Altrix CX-9420 Prime 10-Core LGA1851 Desktop Processor | 15,702 | $89 | Compare |
| Altrix CX-6292 Core 6-Core AM5 Desktop Processor | 13,661 | $69 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-6421 Plus 8-Core AM5 Desktop Processor”, https://vextor7.com/item/2487282 (accessed 2026-10-19).