
Too many controller cards? Here's how to find the right one
Here are five key factors to consider when selecting the right controller card for your needs.
Last updated 1 month ago. Automatically generated content.


Select options and limit the number of products
The expansion slot determines the type of interface available for connecting the controller card to the motherboard. Choosing the right expansion slot is crucial for ensuring compatibility and maximizing performance based on your system's capabilities.
Popular options (you can select more than one)
PCI Express x16 (Gen 4) (1x)
Typical price
33.– to 85.–Offers a high-speed connection with increased bandwidth for demanding applications.
Ideal for high-performance graphics cards or data-intensive tasks, enhancing overall system responsiveness.
Bestseller
PCI Express x4 (1x)
Typical price
48.– to 89.–Provides a balanced connection suitable for mid-range devices requiring moderate bandwidth.
Great for SSDs or network cards, ensuring efficient data transfer without bottlenecks.
Bestseller
PCI Express x1 (1x)
Typical price
35.– to 85.–Designed for lower bandwidth devices, offering a compact and efficient connection.
Perfect for basic peripherals like sound cards or USB expansion cards, saving space in your system.
Bestseller
PCI Express x16 (1x)
Typical price
40.– to 360.–Allows for a full x16 slot to be used for devices that do not require the full bandwidth.
Useful for future-proofing your setup while accommodating less demanding components.
Bestseller

Silverstone SST-ECM27 M.2/SATA adapter card, PCIe 4.0, 1x M-Key, 2x SATA 6G - low profile
Peripheral connections refer to the ports available on the controller card for connecting external devices. The right connections enhance your system's versatility and usability, allowing for seamless integration of various peripherals.
Popular options (you can select more than one)
USB 3.0 Type-A (4x)
Typical price
29.– to 35.–Provides four USB 3.0 Type-A ports for fast data transfer rates up to 5 Gbps.
Ideal for connecting multiple devices like external drives and printers, improving productivity.
Bestseller
USB Type-C (1x)
Typical price
48.– to 64.–Features a single USB Type-C port, supporting high-speed data transfer and power delivery.
Perfect for modern devices, offering a reversible connector for ease of use and versatility.
Bestseller

Delock PCI Express x4 card to 1 x SuperSpeed USB 20 Gbps (USB 3.2 Gen 2x2) USB Type-C™ + 1 x USB Type-C™ P
RS-232 (2x)
Typical price
61.– to 140.–Includes two RS-232 serial ports for legacy device connectivity.
Essential for industrial applications or older hardware, ensuring compatibility with existing systems.
Bestseller
USB 3.0 Type-A (2x)
Typical price
29.– to 61.–Offers two USB 3.0 Type-A ports for efficient data transfer.
Great for users who need to connect a couple of devices without sacrificing speed.
Bestseller
Internal connection options refer to the interfaces available on the controller card for connecting internal components. These options are vital for expanding your system's capabilities, such as adding storage or enhancing performance.
Popular options (you can select more than one)
M.2 (1x)
Typical price
22.– to 68.–Supports one M.2 slot for high-speed NVMe SSDs, enabling rapid data access.
Ideal for users looking to boost storage performance and reduce load times significantly.
Bestseller
PCI Express x1
Typical price
38.– to 130.–Provides a single PCI Express x1 slot for additional expansion cards.
Useful for adding sound cards or network adapters, enhancing your system's functionality.
Bestseller

Dawicontrol DC-1394 PCIe - 2+1 - Port IEEE 1394 FireWire PCI-Express Controller
USB 3.0 Header (4x)
Typical price
29.– to 85.–Includes four USB 3.0 headers for connecting front panel USB ports.
Enhances accessibility for external devices, making it easier to connect peripherals.
Bestseller
S-ATA III (1x)
Typical price
31.– to 110.–Features one S-ATA III connection for high-speed storage devices.
Essential for connecting SSDs or HDDs, ensuring fast data transfer rates for storage solutions.
Bestseller
The expansion card form factor defines the physical size and shape of the controller card. Selecting the appropriate form factor is important for ensuring compatibility with your case and maximizing airflow for optimal performance.
Popular options (you can select more than one)
Full Profile
Typical price
43.– to 150.–Standard size for most expansion cards, providing ample space for components.
Ideal for high-performance cards that require better cooling and power delivery.
Bestseller
Low profile
Typical price
38.– to 94.–Compact design suitable for smaller cases or systems with limited space.
Perfect for users looking to build a compact system without sacrificing performance.
Bestseller

StarTech .com 2 Port 1394a FireWire PCI Express Interface Card
2 slots
Typical price
29.– to 64.–Occupies two expansion slots for larger cards that require more space.
Essential for high-end graphics cards, ensuring adequate cooling and power supply.
Bestseller

Dawicontrol DC-1394 PCIe - 2+1 - Port IEEE 1394 FireWire PCI-Express Controller
1 Slot
Typical price
33.– to 110.–Designed to fit in a single expansion slot, maximizing space efficiency.
Great for users with smaller builds or those who need to conserve space for other components.
Bestseller
The brand factor is crucial in guiding customers toward reliable and high-quality controller cards, influencing their purchasing decisions based on reputation and performance. Brands like Delock and StarTech are recognized for their durability and compatibility, ensuring a positive user experience and optimal functionality in various setups.
Popular brands (you can select more than one)
Delock
Known for a wide range of connectivity solutions and high-quality components.
Offers excellent compatibility with various systems, making it a versatile choice for both professionals and hobbyists.
Bestseller
Digitus
Specializes in affordable and reliable networking and connectivity products.
Ideal for budget-conscious consumers seeking dependable performance without compromising quality.
Bestseller
Exsys
Recognized for its innovative solutions in data transfer and connectivity.
Provides high-speed performance, making it suitable for demanding applications like video editing and gaming.
Bestseller
StarTech
Renowned for its extensive range of IT and connectivity products with a focus on quality.
Offers robust support and documentation, making it a preferred choice for IT professionals and businesses.
Bestseller

StarTech .com 2 Port 1394a FireWire PCI Express Interface Card
Axagon
Known for its user-friendly products that cater to both casual users and tech enthusiasts.
Provides a balance of performance and affordability, making it a great option for home and office setups.
Bestseller

Axagon PCEU-430VL controller PCIe 4x port USB 3.2 GEN 1, UASP, chipset VIA