Kestrix LX-4257 Pro 14" Ultrabook Laptop
Laptops · Kestrix · SKU LX4257-PRO · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 25,942 (Laptops scale) |
|---|---|
| Category rank | #41,998 |
| Street price | $2,999 |
| Power | 100 W (charger) |
| Performance per dollar | 8.65 |
| Released | 2021 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-4257 Pro |
| Class | Ultrabook |
| Processor | 16-core mobile CPU, up to 5.3 GHz |
| Graphics | Integrated graphics |
| NPU | None |
| Memory | 32 GB LPDDR4X-4266 (soldered) |
| Storage | 2 TB PCIe 4.0 NVMe (M.2 2230) |
| Display | 14" 2560×1600 90 Hz IPS |
| Battery | 65 Wh |
| Weight | 1.55 kg |
| Ports | 2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 6E + Bluetooth 5.3 |
| Charger | 100 W USB-C PD |
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-4257 Pro 14" Ultrabook Laptop”, https://vextor7.com/item/56522689 (accessed 2026-10-25).