Kestrix LX-5421 Ultra 15.6" Creator Laptop (8GB GDDR6)
Laptops · Kestrix · SKU LX5421-ULTRA · Released 2021 · Updated 2026-10-21
Key facts
| Benchmark index | 16,550 (Laptops scale) |
|---|---|
| Category rank | #49,619 |
| Street price | $1,349 |
| Power | 280 W (charger) |
| Performance per dollar | 12.27 |
| Released | 2021 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-5421 Ultra |
| Class | Creator |
| Processor | 10-core mobile CPU, up to 5.0 GHz |
| Graphics | Discrete, 8GB GDDR6, 130 W |
| NPU | None |
| Memory | 16 GB DDR4-3200 SO-DIMM (2 slots, upgradable) |
| Storage | 1 TB PCIe 4.0 NVMe (M.2 2280) |
| Display | 15.6" 2560×1440 165 Hz IPS |
| Battery | 80 Wh |
| Weight | 2.65 kg |
| Ports | 2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 6E + Bluetooth 5.3 |
| Charger | 280 W barrel |
Related guides
Wi-Fi 6E ExplainedUSB4 ExplainedNPUs and AI PCsThunderbolt 5 ExplainedWi-Fi 7 (802.11be) ExplainedGDDR7 Memory Explained
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Cite this page: Hardware Spec Index, “Kestrix LX-5421 Ultra 15.6" Creator Laptop (8GB GDDR6)”, https://vextor7.com/item/4285045 (accessed 2026-10-21).