Kestrix LX-3999 XT 13.3" Ultrabook Laptop
Laptops · Kestrix · SKU LX3999-XT · Released 2022 · Updated 2026-10-22
Key facts
| Benchmark index | 10,943 (Laptops scale) |
|---|---|
| Category rank | #39,679 |
| Street price | $889 |
| Power | 65 W (charger) |
| Performance per dollar | 12.31 |
| Released | 2022 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-3999 XT |
| Class | Ultrabook |
| Processor | 10-core mobile CPU, up to 4.8 GHz |
| Graphics | Integrated graphics |
| NPU | None |
| Memory | 32 GB LPDDR4X-4266 (soldered) |
| Storage | 512 GB PCIe 4.0 NVMe (M.2 2230) |
| Display | 13.3" 1920×1200 60 Hz IPS |
| Battery | 57 Wh |
| Weight | 1.19 kg |
| Ports | 2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 6E + Bluetooth 5.3 |
| Charger | 65 W USB-C PD |
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-3999 XT 13.3" Ultrabook Laptop”, https://vextor7.com/item/749425 (accessed 2026-10-22).