Gaming PC

Asus’ Pricey, Proprietary Mobile RTX 4090 eGPU Arrives, for $1,999

Asus’ ROG Flow X13, Z13, and X16 are powerful laptops with some of the best hardware on the market. However, they rely on his ROG XG Mobile GPU for high-end gaming performance, making it an attractive option for those looking for a slim laptop on the go. Connected to his eGPU at home it becomes a powerful gaming rig.

However, the latest 2023 edition of ROG XG Mobile doesn’t come cheap, as it’s powered by one of the best graphics cards for gamers: Nvidia’s flagship GeForce RTX 4090 (in mobile format).

ROG XG Mobile is an external graphics dock introduced by Asus in 2021 for its premium ROG Flow X13 (GV301/GV302), ROG Flow Z13 (GZ301), and ROG Flow X16 (GV601) laptops. ROG XG Mobile is not compatible with notebooks other than the aforementioned ROG Flow units, as IT connects to the host device via a proprietary PCIe connector. to provide a PCIe 3.0 x8 highway for communication between The theoretical bandwidth of PCIe 3.0 x8 connection is 63 Gb/s, about 57% higher than Thunderbolt 4 (40 Gb/s).

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