ASUS TUF Gaming Capture Box (CU4K30)

Capture cards

ASUS TUF Gaming Capture Box (CU4K30) is one of the products in the database.

About

A driverless UVC capture box in ASUS's durability-focused TUF line — recording is deliberately capped at 4K30 to keep the plain USB 3.2 Gen1 bus stable, with 60fps only at lower resolutions.

Specs

HDMI version
2.0
Max resolution
3840x2160@60Hz
Requires DisplayLink driver
No

Ports: 1× HDMI (entrada), 1× HDMI (salida), 1× USB Type-C (3.2 Gen1x1), 1× Audio 3.5mm (auriculares) and 1× Audio 3.5mm (gamepad)

Confirmed with

  • Notebook (generic)

    To sustain 60fps reliably, users must drop the capture resolution to 2K or 1080p — 4K recording is hard-limited to a rigid 30fps ceiling on the plain USB 3.2 Gen1x1 bus.

    Source: www.asus.com
    Confirmed — caveat
  • Steam Deck

    A dedicated review confirms streaming Steam Deck gameplay successfully, noting that HDCP detection had to be turned off to recognize the console's DisplayPort-over-USB-C output.

    Source: www.gadgetpilipinas.net
    Confirmed — caveat
  • ROG Ally

    ASUS's own official setup guide uses a ROG Ally connected to the TUF Gaming Capture Box as its worked example.

    Source: rog.asus.com
    Confirmed — caveat
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