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Adapter Cards

The term "adapter card" is a catch-all for any video, multimedia, I/O, or communications card. In the old days, these cards were used to provide extra ports or other specialized functions. These days, USB has taken over most of those roles, but there's still a market for adapter cards for things like connecting two monitors or adding FireWire. We've tested several and found some good options.

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  1. j5create - USB 3.0 to Dual HDMI Multi-Monitor Adapter - Silver

    SKU: J36445RCFQ

    Product Description

    A silver USB 3.0 adapter that adds two HDMI displays, supporting up to 4K resolution for multitasking.
    See all Monitor & Video Adapters
    Your price for this item is $59.99
  2. GIGABYTE - NVIDIA GeForce RTX 5070 Ti GAMING OC 16G GDDR7 PCI Express 5.0 Graphics Card - Black

    SKU: J3ZW9X7J5X

    Product Description

    A powerful black graphics card delivering 16GB GDDR7 memory, 8K resolution, and PCI Express 5.0 support.
    See all GPUs / Video Graphics Cards
    Your price for this item is $1,099.99
  3. XFX - Swift AMD Radeon RX 9060XT 16GB GDDR6 PCI Express 5.0 Gaming Graphics Card - Black

    SKU: J39HPQ836V

    Product Description

    A powerful black gaming graphics card with 16GB GDDR6, PCIe 5.0, and 8K maximum resolution support.
    See all GPUs / Video Graphics Cards
    Your price for this item is $509.99
  4. j5create - USB to HDMI Multi-Monitor Adapter - White

    SKU: J36445RCQT

    Product Description

    A white USB-to-HDMI adapter that enables multi-monitor setups with plug-and-play functionality for Windows and Mac.
    See all Monitor & Video Adapters
    Your price for this item is $29.99
  5. XFX - Swift AMD Radeon RX 9070 OC 16GB GDDR6 PCI Express 5.0 Gaming Graphics Card - Black

    SKU: J39HPQ82ZP

    Product Description

    A powerful black gaming graphics card with 16GB GDDR6, PCIe 5.0, and 8K resolution support.
    See all GPUs / Video Graphics Cards
    Your price for this item is $709.99
  6. XFX - Swift AMD Radeon RX 9060XT 16GB GDDR6 PCI Express 5.0 Gaming Graphics Card - Black

    SKU: J39HPQ882V

    Product Description

    A powerful black gaming graphics card with 16GB GDDR6, PCIe 5.0, and 8K resolution support.
    See all GPUs / Video Graphics Cards
    Your price for this item is $489.99
  7. j5create - USB™ to HDMI™ Multi-Monitor Adapter, with 3.14" cable - White

    SKU: J36445R68L

    Product Description

    A white USB-to-HDMI adapter enabling multi-monitor setups with plug-and-play support for Windows and Mac.
    See all Monitor & Video Cables
    Your price for this item is $34.99
  8. XFX - SPEEDSTER SWFT210 AMD Radeon RX 7600 Core 8GB GDDR6 PCI Express 4.0 Graphics Card - Black

    SKU: J39HPQ82PV

    Had some Adrenaline issues as amd wanted to be weird, but that's not the cards fault, it runs 1080p smoothly on ultra with spider-man so i can't complain...Very good graphics card, very good starter card...

    Product Description

    A high-performance black graphics card with 8GB GDDR6 memory, PCIe 4.0, and 8K resolution support.
    See all GPUs / Video Graphics Cards
    Your price for this item is $329.99
  9. XFX - Swift AMD Radeon RX 9060XT OC Gaming Edition 8GB GDDR6 PCI Express 5.0 Gaming Graphics Card - White

    SKU: J39HPQ832G

    Product Description

    A white PCIe 5.0 graphics card with 8GB GDDR6, RDNA 4 architecture, and 8K max resolution support.
    See all GPUs / Video Graphics Cards
    Your price for this item is $369.99
  10. Nextbase - 256GB U3 Ultra High Speed SD card

    SKU: CLXX98H3JC

    Product Description

    A high-speed black microSDXC card with 256GB capacity for smooth Full HD, 2K, or 4K video recording.
    See all microSDHC
    Your price for this item is $109.99
    Save $40
    The previous price was $149.99

FAQ

An adapter card is a hardware component that you install inside your computer to add new functionality or enhance existing features. Common types include graphics cards, sound cards, network cards, and USB expansion cards, allowing you to upgrade your system’s capabilities.

Popular types of adapter cards include graphics cards (GPUs), sound cards, network interface cards (NICs), Wi-Fi cards, Bluetooth adapters, USB expansion cards, and storage controller cards like SATA or NVMe adapters.

To ensure compatibility, check your computer’s available expansion slots (such as PCIe, PCI, or AGP), your operating system’s requirements, and the card’s supported features. Refer to your computer’s manual or motherboard specifications for detailed information.

Yes, as long as your motherboard has enough available expansion slots and your power supply can handle the additional load, you can install multiple adapter cards to expand your computer’s functionality.

Most adapter cards require drivers or software to function optimally. These drivers are usually provided by the manufacturer and can be downloaded from their website or included on a CD or USB drive with the product.