Kestrix LX-6421 Ultra 17.3" Gaming Laptop (16GB GDDR6)
Laptops · Kestrix · SKU LX6421-ULTRA · Released 2022 · Updated 2026-10-19
Key facts
| Benchmark index | 21,823 (Laptops scale) |
|---|---|
| Category rank | #44,813 |
| Street price | $2,459 |
| Power | 280 W (charger) |
| Performance per dollar | 8.87 |
| Released | 2022 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-6421 Ultra |
| Class | Gaming |
| Processor | 14-core mobile CPU, up to 5.2 GHz |
| Graphics | Discrete, 16GB GDDR6, 150 W |
| NPU | None |
| Memory | 32 GB LPDDR4X-4266 (soldered) |
| Storage | 4 TB PCIe 4.0 NVMe (M.2 2280) |
| Display | 17.3" 2560×1440 240 Hz IPS |
| Battery | 99 Wh |
| Weight | 2.93 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
DDR5 Memory ExplainedWi-Fi 6E ExplainedUSB4 ExplainedNPUs and AI PCsThunderbolt 5 ExplainedWi-Fi 7 (802.11be) Explained
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Cite this page: Hardware Spec Index, “Kestrix LX-6421 Ultra 17.3" Gaming Laptop (16GB GDDR6)”, https://vextor7.com/item/45917305 (accessed 2026-10-19).