Kestrix LX-4457 Ultra 15.6" Gaming Laptop (16GB GDDR6)
Laptops · Kestrix · SKU LX4457-ULTRA · Released 2021 · Updated 2026-10-21
Key facts
| Benchmark index | 24,398 (Laptops scale) |
|---|---|
| Category rank | #17,819 |
| Street price | $3,409 |
| Power | 330 W (charger) |
| Performance per dollar | 7.16 |
| Released | 2021 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-4457 Ultra |
| Class | Gaming |
| Processor | 16-core mobile CPU, up to 5.3 GHz |
| Graphics | Discrete, 16GB GDDR6, 150 W |
| NPU | None |
| Memory | 32 GB DDR4-3200 SO-DIMM (2 slots, upgradable) |
| Storage | 4 TB PCIe 4.0 NVMe (M.2 2280) |
| Display | 15.6" 2560×1440 165 Hz IPS |
| Battery | 80 Wh |
| Weight | 3.17 kg |
| Ports | 2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 6E + Bluetooth 5.3 |
| Charger | 330 W barrel |
Related guides
Wi-Fi 6E ExplainedUSB4 ExplainedNPUs and AI PCsThunderbolt 5 ExplainedWi-Fi 7 (802.11be) ExplainedGDDR7 Memory Explained
Similar Laptops
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Orbita LX-1155 XT 13.3" Business Laptop | 9,548 | $749 | Compare |
| Orbita LX-1390 Ti 16" 2-in-1 Laptop | 24,446 | $2,999 | Compare |
| Nexora LX-7560 Ultra 14" 2-in-1 Laptop | 16,399 | $1,629 | Compare |
| Orbita LX-1372 Ti 15.6" Gaming Laptop (6GB GDDR6) | 12,269 | $919 | Compare |
| Kestrix LX-9070 Pro 14" 2-in-1 Laptop | 23,743 | $2,769 | Compare |
| Halcyra LX-8349 Plus 17.3" Creator Laptop (6GB GDDR6) | 18,884 | $1,949 | Compare |
Cite this page: Hardware Spec Index, “Kestrix LX-4457 Ultra 15.6" Gaming Laptop (16GB GDDR6)”, https://vextor7.com/item/21588899 (accessed 2026-10-21).