Kestrix LX-5581 Ultra 18" Gaming Laptop (12GB GDDR6)
Laptops · Kestrix · SKU LX5581-ULTRA · Released 2023 · Updated 2026-10-26
Key facts
| Benchmark index | 21,583 (Laptops scale) |
|---|---|
| Category rank | #5,021 |
| Street price | $2,199 |
| Power | 280 W (charger) |
| Performance per dollar | 9.81 |
| Released | 2023 |
Specifications
| Brand | Kestrix |
|---|---|
| Model | Kestrix LX-5581 Ultra |
| Class | Gaming |
| Processor | 24-core mobile CPU, up to 5.2 GHz |
| Graphics | Discrete, 12GB GDDR6, 150 W |
| NPU | None |
| Memory | 32 GB LPDDR5X-7500 (soldered) |
| Storage | 4 TB PCIe 4.0 NVMe (M.2 2280) |
| Display | 18" 2560×1600 240 Hz Mini-LED |
| Battery | 99 Wh |
| Weight | 2.94 kg |
| Ports | 2× Thunderbolt 4 / USB4 (40Gbps), 1× USB-A 10Gbps, HDMI 2.1 |
| Wireless | Wi-Fi 6E + Bluetooth 5.3 |
| Charger | 280 W barrel |
Related guides
DDR5 Memory ExplainedWi-Fi 6E ExplainedUSB4 ExplainedNPUs and AI PCsThunderbolt 5 ExplainedWi-Fi 7 (802.11be) Explained
Similar Laptops
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Orbita LX-7891 XT 16" Gaming Laptop (6GB GDDR6) | 9,379 | $639 | Compare |
| Orbita LX-2084 SE 15.6" Gaming Laptop (4GB GDDR6) | 9,539 | $839 | Compare |
| Quorvex LX-5459 Edge 15.6" Gaming Laptop (8GB GDDR6) | 17,673 | $1,529 | Compare |
| Orbita LX-3878 SE 16" Creator Laptop (6GB GDDR6) | 8,958 | $669 | Compare |
| Quorvex LX-9850 Max 14" Business Laptop | 16,182 | $1,499 | Compare |
| Nexora LX-4045 XT 13.3" Business Laptop | 19,523 | $1,979 | Compare |
Cite this page: Hardware Spec Index, “Kestrix LX-5581 Ultra 18" Gaming Laptop (12GB GDDR6)”, https://vextor7.com/item/5553902 (accessed 2026-10-26).