Kestrix LX-5421 XT 17.3" Gaming Laptop (16GB GDDR6)
Laptops · Kestrix · SKU LX5421-XT · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 22,304 (Laptops scale) |
|---|---|
| Category rank | #10,961 |
| Street price | $2,599 |
| Power | 330 W (charger) |
| Performance per dollar | 8.58 |
| Released | 2021 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-5421 XT |
| Class | Gaming |
| Processor | 10-core mobile CPU, up to 5.2 GHz |
| Graphics | Discrete, 16GB GDDR6, 150 W |
| NPU | None |
| Memory | 32 GB LPDDR4X-4266 (soldered) |
| Storage | 1 TB PCIe 4.0 NVMe (M.2 2280) |
| Display | 17.3" 2560×1440 240 Hz IPS |
| Battery | 90 Wh |
| Weight | 3.00 kg |
| Ports | 2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 6E + Bluetooth 5.3 |
| Charger | 330 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 XT 17.3" Gaming Laptop (16GB GDDR6)”, https://vextor7.com/item/50351936 (accessed 2026-10-25).