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1Fix the driver behind crashes, sound loss and screen glitches2Repair Windows errors before they cause bigger problems3Scan for outdated or missing drivers - takes under a minuteDisplayPort Alt Mode lets a compatible USB-C port send DisplayPort audio and video to a monitor. The same connection may also carry USB data and charging power, but the result depends on the computer, port configuration, adapter or dock, cable, and display. A USB-C connector by itself does not mean the port supports video.
What DisplayPort Alt Mode means
DisplayPort Alt Mode is VESA’s standard for carrying DisplayPort audio and video over a USB Type-C connector and cable. In an Alternate Mode, the USB-C connection repurposes some of its pins and wires for another interface. VESA says the devices discover and enable Alternate Mode support using USB Power Delivery. VESA’s DisplayPort over USB-C overview and FAQ explain the standard.
In practical terms, a compatible computer can send a DisplayPort signal through USB-C to a monitor, either directly through a USB-C display input or through a suitable adapter. Depending on the implementation, that connection can also carry USB data and power.
How to tell whether your USB-C port supports video
Check the documentation for the exact computer model and port. Look for explicit support for DisplayPort over USB-C, DisplayPort Alternate Mode, or video output over USB-C. Do not infer video support from the connector’s shape, a charging symbol, or the fact that another USB-C port on a similar device works with a monitor.
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#1 Best Overall
- The Anker Advantage: Join the 65 million+ powered by our leading technology.
- Supports 4K: Connect your USB-C phone or laptop to a DisplayPort monitor and access resolutions of up to 4K@60Hz. Note: this adapter only works with DP cable and is not compatible with HDMI cable.
- Multiple Display Modes: Allows you to both mirror or extend your display.
- Plug and Play: Start using immediately, with no installation necessary.
- What You Get: PowerExpand USB-C to DisplayPort Adapter, welcome guide, our worry-free 18-month warranty, and friendly customer service.
Video compatibility depends on the entire signal path:
- Computer and port: The system’s graphics hardware and the specific USB-C port must support video output.
- Port configuration: Supported DisplayPort link capabilities and how the connection allocates lanes affect video bandwidth and whether USB data can operate at the same time.
- Adapter or dock: It must support the source connection and the display output you intend to use.
- Cable and display: Both must support the desired connection and display mode.
Microsoft’s USB Type-C system design guidance describes DisplayPort Alternate Mode pin assignments and signaling expectations for compatible hosts and docks. Product documentation is the place to confirm the capabilities of a particular setup.
Rank #2
- 【8K HDR DisplayPort to USB C Adapter】 8K HDR Display Port to USB C adapter supports up to 8K (7680 x 4320@60Hz), backward compatible with 5K and 4K resolution. No Flickering Gaming Experience to get 144Hz & 240Hz. USBC to Display Port adapter supports Multi-Stream (MST) for daisy chaining multiple monitors and also supports precision audio for a full range of audio types, including SACD, DVD-Audio, DTS-HD Master Audio, and Dolby TrueHD(Note : Uni-directional, only from USB C input to DisplayPort output)
- 【Optimized for High-Refresh Gaming】 The DP 1.4 version transmits data at speeds of up to 32.4Gbps and 240Hz. With the stable signal transmission, the USB C to Display Port adapter can ensure amazing sound and image quality, and an end to screen flickering. Variable refresh rate (VRR) and auto low latency mode (ALLM) bring you smoother game experience. The USBC to DP adapter also supports flawless audio including eARC, DTS, and Dolby. Through this you can get an immersive view experience
- 【Wide Compatibility】 Only for USB-C ports with video output function "DP Alt Mode" and Thunderbolt 3 & 4, the USB C to Displayport adapter is compatible with iPhone 16/15 Pro Max/Pro/Plus, Galaxy S25, MacBook Pro/Air 2024, Mac Mini M4, iPad Pro/Air 2024, XPS 17, Chromebook x360, Surface Book, Surface Laptop 4, Samsung Tablet S9, LG V40, Valve Steam Deck and more. Connect to all devices with DP ports, compatible with Nvidia RTX 3090 and AMD Radeon RX 6900 graphic cards, HDTV, computer and others
- 【Compact & Durable More 】Compact and lightweight, with user-friendly non-slip design for easier plug and unplug. Braided nylon cable for extra durability. Premium aluminum casing for better heat insulation. A thicker copper wire has maximum conductivity while minimizing signal loss. Fits snugly with the USB C ports on your devices, better signal transfer protection
- 【Incompatible Devices Include】Nintendo Switch. Please note that this is USB C to DP converter, which is the ideal adapter for DP monitor, and we do NOT suggest you use DP to HDMI, DP to VGA, DP to DVI cable to convert. It is not compatible with HDMI, VGA or DVI display. Please confirm the interface of your monitor before purchaing
What resolutions and USB features are possible?
USB-C DisplayPort configurations can balance video bandwidth, USB data, and power differently. VESA’s overview gives examples of 4K at 60 Hz with 24-bit color, without compression, alongside USB 3.1, and 5K (5120 × 2880) without compression alongside USB 2.0. It also lists an 8K × 4K example using a 4:2:0 pixel structure or VESA Display Stream Compression. These are examples of possible configurations, not promises about every computer, dock, cable, adapter, or monitor. VESA’s overview does not establish a universal maximum for an individual product.
When a setup must preserve fast USB peripherals as well as video, check the host and dock specifications for the supported lane configuration and USB data speed. A configuration that prioritizes video may not provide the same USB data capability as one that assigns more resources to USB; the product specifications determine the actual behavior.
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Rank #3
- USB-C to DisplayPort adapter in aluminum housing connects a computer or smartphone with a USB Type-C or Thunderbolt 5/4/3 port to a monitor with DisplayPort input; USB C to DisplayPort adapter requires DisplayPort Alternate Mode support to view video over USB-C. Enjoy all of the DisplayPort 1.4 features this DisplayPort to USBC adapter can offer
- 8K HDR Display Port to USB C adapter supports up to 3840x2160@240Hz / 7680x4320@60Hz with this USB C to DP adapter and compatible equipment; USB C to DisplayPort cable adapter is backwards compatible with 4K and 1080p resolution. USBC to Display Port adapter supports Multi-Stream (MST) for daisy chaining multiple monitors; USB C to Display Port adapter also supports precision audio for a full range of audio types, including SACD, DVD-Audio, DTS-HD Master Audio, and Dolby TrueHD.
- Rugged metal housing on this lightweight DisplayPort to USB C adapter protects the adapter for frequent use and traveling; Superior construction of the USBC to DisplayPort adapter combines a sturdy metal housing, strain relief on the cable tail and gold-plated connectors. DP to USBC adapter is compatible with new MacBook, MacBook Air, MacBook Pro, iMac, iMac Pro, iPad Pro with Thunderbolt 4 port.
- Dell companion Thunderbolt 4 to DisplayPort adapter connects to monitors in the conference room or classroom; USB Type C to DisplayPort adapter is compatible with popular Dell models with Thunderbolt 3 portsincluding the Dell XPS 12 9250, 13 9350/9360/9365, 15 9550/9560, Latitude 5480/5580/7275/7280/7370/7480/7520/7720/E5570, Precision 3520/15 3510/5510/M7510, 17 M7710, Alienware 13/15/17
- Thunderbolt to DisplayPort adapter is compatible with HP Elite X2 1012 G1/G2, Z1 Workstation G3, Spectre 13.3/x360, EliteBook 1040 G4/X360 G2/X 360 1020 G2/Folio G1, ZBook 17 /15 /Studio, Envy 27 All-in-One, Legion Y720, IdeaPad Y900, Miix 720, ThinkPad P 50/70, T 470/470S/570, X270, X1 Carbon, X1 Yoga, Yoga 370/900/910, MSI Phantom Pro, Samsung Galaxy S10/S10+/S10e, Galaxy S9/S9+, Galaxy S8/S8+, Galaxy Note 9/Note 8. DeX mode for Samsung phones requires the latest Android 9 Pie (One UI)
Choosing a cable, adapter, or dock
Direct USB-C connection
If the monitor has a USB-C input, confirm that the computer’s port supports DisplayPort video and that the monitor accepts video over USB-C. Use a cable rated for the features the devices require; a USB-C connector on both ends does not establish that the cable supports every video or data capability.
USB-C to DisplayPort, HDMI, DVI, or VGA
VESA says appropriate adapters and adapter cables can connect a compatible USB-C DisplayPort source to DisplayPort, HDMI, DVI, and VGA monitor inputs. Choose the adapter for the display’s actual input and the resolution and refresh rate you need. Confirm that the computer port supports video and that the adapter, cable, and monitor support the intended mode. See VESA’s FAQ for its explanation of adapters.
Rank #4
- USB-C to DisplayPort Adapter: Connect a USB-C, USB4, Thunderbolt 3, or Thunderbolt 4 computer to a DisplayPort monitor; compact foldable cable design makes the adapter easy to carry; unidirectional design converts video from a USB-C source to a DisplayPort display and does not support DisplayPort source to USB-C display connections; requires a USB-C port with DisplayPort Alt Mode
- Up to 8K Video: Supports resolutions up to 8K 60Hz and 4K 240Hz with compatible source devices, displays, and cables; supports HDR, RGB 4:4:4 video, and DisplayPort audio for high-resolution video and audio output
- Portable and Compact: Small-form-factor USB-C to DisplayPort adapter is ideal for travel, office, and work-from-home setups; carry the 8K USB-C to DisplayPort adapter in a pocket, laptop case, or with a compatible tablet or phone such as iPad Pro, iPhone 15, or iPhone 15 Pro; the foldable tethered cable wraps around the adapter for compact storage on the go
- Durable and Thoughtful Design: Premium construction combines a sleek black housing with a durable short pigtail cable; the tethered cable wraps securely around the USB-C to DisplayPort adapter to help protect the cable and connector during storage, travel, and everyday use
- Wide Compatibility: Supports high-resolution video with compatible modern hardware; the USB-C to DisplayPort 1.4 adapter works with Nvidia RTX 4000 Series and AMD Radeon RX 7000 Series graphics cards, as well as laptops with USB4 or Thunderbolt 4 ports, including systems with 11th Gen Intel Tiger Lake, 12th Gen Intel Alder Lake, or newer Intel processors with Intel Iris Xe graphics; host USB-C port must support video output through DisplayPort Alt Mode, USB4, or Thunderbolt
USB-C dock versus USB hub
A USB-C dock can provide a single connection for display output, USB peripherals, and charging, if the host and dock support those functions. Some docks also convert display protocols. A USB hub, by contrast, expands USB connections; USB-IF distinguishes USB hubs from devices supporting Alternate Modes such as DisplayPort. A hub alone should not be treated as a DisplayPort dock. VESA discusses dock functionality in its FAQ; USB-IF explains the distinction in its USB Type-C docking overview.
Before choosing a dock or adapter, check these details in the current specifications:
Best Value
- USB C to DisplayPort 1.4 Adapter: 8K USB C to DisplayPort Adapter for connecting laptops/ipad/mac mini/macbook (Compatible with Thunderbolt 5/4/3) or equipped with USB Type-C (DP Alt Mode) to monitors with DisplayPort. Supports 32.4Gbps ultra high-speed transmission of video and audio. [Note: Only supports unidirectional transmission from USB-C to DisplayPort]
- 8K@60Hz Enhanced Experience: USBC to DisplayPort Adapter Male to Female supports up to 8K@60Hz(7680x4320), 4K@240Hz(3840x2160) resolution and is backward compatible with 5K@60Hz, 4K@144Hz/120Hz/60Hz, 2K@240Hz/144Hz/60Hz, 1080P. Elevate your video experience with crystal-clear, high-resolution support that brings every detail to life
- Upgrade Technology: USB-C to DisplayPort Adapter delivers enhanced bandwidth via HBR3 (32.4 Gbps). Supports all features of Display Port 1.4 and including Display Stream Compression 1.2 (DSC), FEC error correction, 32-channel audio, HDCP 2.3, Dynamic HDR, 16-bit color depth, SACD, DVD-Audio, DTS-HD Master Audio, and Dolby TrueHD. Plug & Play, Supports Mirror, Extended Modes and MST (Multi-Stream Transport) technology can maximize office efficiency
- Anti-Interference, Ultra Durability: This lightweight USB Type C to DP adapter features a stylish nylon braided design that withstands 30,000+ bends, greatly improving the durability of the cable. And its compact size saves space in your computer bag, making it ideal for mobile office use or travel. 24K gold-plated connectors and pure copper cables to minimize interference and provide optimal signal clarity
- Universal Compatibility: Designed for USB C ports with video output capability (DP Alt Mode) Compatibility with Thunderbolt 5/4/3 including MacBook Pro (2016 and later), MacBook Air (2018 and later), iMac (2017 and later), iPad Pro (2021 and later), Mac Mini, Mac Studio, Mac Pro, Surface Laptop, Dell XPS, iPhone 17/16/15 Series, Galaxy S25/S24/S23, LG, HP, ASUS, Chromebook Pixel, Acer, and more
- Whether the computer’s particular USB-C port outputs DisplayPort video.
- Supported DisplayPort link capability and lane allocation.
- The display input, resolution, and refresh rate you need.
- Whether simultaneous USB data is required and at what speed.
- Whether the dock supplies the charging power your computer needs.
- Whether the product is a video-capable dock or a data-only USB hub.
DisplayPort Alt Mode 2.0 and USB4
VESA announced DisplayPort Alt Mode 2.0 as interoperable with USB4 and as a way to carry DisplayPort 2.0 features over USB-C. That standards announcement describes what the specification enables; it does not mean every USB-C or USB4 computer, cable, dock, or display implements every feature. Check the specifications of the products in your signal path rather than relying on the connector type or the USB4 label alone. VESA’s Alt Mode 2.0 announcement provides the specification context.
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