AMD RX-421ND
The AMD RX-421ND operates with 4 cores and 4 CPU threads. It run at 3.40 GHz base -- all cores while the TDP is set at 35 W.The processor is attached to the FP4 CPU socket. This version includes -- of L3 cache on one chip, supports 2 memory channels to support DDR3-2133DDR4-2400 RAM and features PCIe Gen lanes. Tjunction keeps below 90 °C degrees C. In particular, Merlin Falcon (Excavator) Architecture is enhanced with 28 nm technology and supports AMD-V, AMD-Vt. The product was launched on Q4/2015
| Frequency | 2.10 GHz |
| CPU Cores | 4 |
| CPU Threads | 4 |
| Turbo (1 Core) | 3.40 GHz |
| Turbo (4 Cores): | -- |
| Hyperthreading | No |
| Overclocking | No |
| Core Architecture | normal |
Memory & PCIe
| Memory type | DDR3-2133DDR4-2400 |
| Max memory | |
| Memory channels | 2 |
| ECC | Yes |
| Bandwidth | -- |
| PCIe | 3 x 12 |
Encryption
| AES-NI | Yes |
Internal Graphics
| Memory type | DDR3-2133DDR4-2400 |
| GPU name | no iGPU |
| GPU frequency | |
| GPU (Turbo) | No turbo |
| Generation | |
| DirectX Version | |
| Execution units | |
| Shader | |
| Max memory | -- |
| Max. displays | |
| Technology | 28 nm |
| Release date |
Technical details
| Instruction set (ISA) | x86-64 (64 bit) |
| Architecture | Merlin Falcon (Excavator) |
| L2-Cache | 2.00 MB |
| L3-Cache | -- |
| Technology | 28 nm |
| Release date | Q4/2015 |
| Socket | FP4 |
Thermal Management
| TDP (PL1) | 35 W |
| TDP (PL2) | -- |
| TDP Up | -- |
| TDP Down | 12 W |
| Tjunction max | 90 °C |
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