Kestrix LX-4557 XT 14" Ultrabook Laptop
Laptops · Kestrix · SKU LX4557-XT · Released 2023 · Updated 2026-10-21
Key facts
| Benchmark index | 6,501 (Laptops scale) |
|---|---|
| Category rank | #19,310 |
| Street price | $579 |
| Power | 65 W (charger) |
| Performance per dollar | 11.23 |
| Released | 2023 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-4557 XT |
| Class | Ultrabook |
| Processor | 8-core mobile CPU, up to 4.6 GHz |
| Graphics | Integrated graphics |
| NPU | None |
| Memory | 16 GB LPDDR5X-7500 (soldered) |
| Storage | 512 GB PCIe 4.0 NVMe (M.2 2230) |
| Display | 14" 1920×1200 60 Hz IPS |
| Battery | 57 Wh |
| Weight | 1.09 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-4557 XT 14" Ultrabook Laptop”, https://vextor7.com/item/8464286 (accessed 2026-10-21).