Kestrix LX-3999 XT 14" Ultrabook Laptop
Laptops · Kestrix · SKU LX3999-XT · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 23,971 (Laptops scale) |
|---|---|
| Category rank | #33,698 |
| Street price | $2,839 |
| Power | 65 W (charger) |
| Performance per dollar | 8.44 |
| Released | 2025 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-3999 XT |
| Class | Ultrabook |
| Processor | 16-core mobile CPU, up to 5.3 GHz |
| Graphics | Integrated graphics |
| NPU | 48 TOPS |
| Memory | 64 GB LPDDR5X-8533 (soldered) |
| Storage | 2 TB PCIe 4.0 NVMe (M.2 2230) |
| Display | 14" 2880×1800 120 Hz OLED |
| Battery | 65 Wh |
| Weight | 1.55 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 | 65 W USB-C PD |
Related guides
DDR5 Memory ExplainedWi-Fi 7 (802.11be) ExplainedThunderbolt 5 ExplainedNPUs and AI PCsOLED Monitors ExplainedUSB4 Explained
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Cite this page: Hardware Spec Index, “Kestrix LX-3999 XT 14" Ultrabook Laptop”, https://vextor7.com/item/78282372 (accessed 2026-10-19).