Kestrix LX-3421 Ultra 18" Gaming Laptop (16GB GDDR7)
Laptops · Kestrix · SKU LX3421-ULTRA · Released 2026 · Updated 2026-10-18
Key facts
| Benchmark index | 21,950 (Laptops scale) |
|---|---|
| Category rank | #3,038 |
| Street price | $3,079 |
| Power | 280 W (charger) |
| Performance per dollar | 7.13 |
| Released | 2026 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-3421 Ultra |
| Class | Gaming |
| Processor | 16-core mobile CPU, up to 5.2 GHz |
| Graphics | Discrete, 16GB GDDR7, 175 W |
| NPU | 13 TOPS |
| Memory | 64 GB DDR5-5600 SO-DIMM (2 slots, upgradable) |
| Storage | 1 TB PCIe 4.0 NVMe (M.2 2280) |
| Display | 18" 3840×2400 120 Hz Mini-LED |
| Battery | 99 Wh |
| Weight | 3.03 kg |
| Ports | 2× Thunderbolt 5 (80Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 7 (2×2, 320 MHz) + Bluetooth 5.4 |
| Charger | 280 W barrel |
Related guides
DDR5 Memory ExplainedWi-Fi 7 (802.11be) ExplainedThunderbolt 5 ExplainedGDDR7 Memory ExplainedNPUs and AI PCsUSB4 Explained
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Cite this page: Hardware Spec Index, “Kestrix LX-3421 Ultra 18" Gaming Laptop (16GB GDDR7)”, https://vextor7.com/item/78283847 (accessed 2026-10-18).