Altrix CX-3870 Prime 20-Core LGA1700 Desktop Processor
Processors · Altrix · SKU CX3870-PRIME · Released 2021 · Updated 2026-10-23
Key facts
| Benchmark index | 50,083 (Processors scale) |
|---|---|
| Category rank | #31,188 |
| Street price | $669 |
| Power | 125 W (TDP) |
| Performance per dollar | 74.86 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-3870 Prime |
| Socket | LGA1700 |
| Cores / threads | 20 cores (8P + 12E) / 28 threads |
| Base clock | 3.0 GHz |
| Max boost clock | 5.7 GHz |
| L3 cache | 36 MB |
| Power | 125 W base / 253 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 | None (F model) |
| Unlocked multiplier | No |
| Cooler included | No |
Related guides
Intel LGA1700 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Socket
Similar Processors
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|---|---|---|---|
| Nexora CX-5966 Ti 16-Core AM5 Desktop Processor | 49,085 | $739 | Compare |
| Altrix CX-3755 Prime 10-Core LGA1700 Desktop Processor | 25,135 | $159 | Compare |
| Nexora CX-8614 Pro 8-Core AM5 Desktop Processor | 25,318 | $169 | Compare |
| Altrix CX-9040 Prime 6-Core AM5 Desktop Processor | 25,625 | $169 | Compare |
| Nexora CX-2143 Max 12-Core AM5 Desktop Processor | 48,335 | $669 | Compare |
| Nexora CX-3460 Prime 14-Core LGA1700 Desktop Processor | 27,435 | $169 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-3870 Prime 20-Core LGA1700 Desktop Processor”, https://vextor7.com/item/96562603 (accessed 2026-10-23).