
Too Many Controller Cards? Here's How to Choose the Right One
Discover the key factors to consider when selecting the ideal controller card for your needs.
Last updated 4 days ago. Automatically generated content.


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The expansion card form factor refers to the physical size and shape of a controller card, determining compatibility with computer cases and slots. Selecting the correct form factor ensures proper fit and functionality, impacting the overall performance and expansion capabilities of your system.
Popular options (you can select more than one)
Low profile
Typical price
35,– to 85,–Compact design fits smaller cases, making it ideal for space-constrained setups.
Low profile cards are perfect for slim desktops or home theater PCs, offering flexibility in limited spaces.
Bestseller
Full Profile
Typical price
38,– to 160,–Standard size compatible with most traditional desktop cases, providing a stable fit.
Full profile cards offer more connectivity options, suitable for users requiring extensive expansion capabilities.
Bestseller
1 Slot
Typical price
33,– to 85,–Occupies a single slot on the motherboard, preserving space for additional components.
1 Slot cards are excellent for maximizing expansion options in systems with limited available slots.
Bestseller
The expansion slot on a controller card determines the interface and compatibility with a computer's motherboard, directly affecting the card's performance and connectivity. Choosing the right slot ensures optimal data transfer rates and seamless integration into the system, enhancing overall functionality and efficiency.
Popular options (you can select more than one)
PCI Express x16 (Gen 4) (1x)
Typical price
27,– to 76,–Provides high-speed data transfer with up to 16 lanes, ideal for demanding applications.
Perfect for enhancing graphics performance or connecting high-bandwidth peripherals, ensuring efficient operation for intensive tasks.
Bestseller

Ugreen M.2 NVME SSD to PCIe Express 3.0 x4 adapter card
PCI Express x1 (Gen 3) (1x)
Typical price
29,– to 61,–Offers a single lane for data transfer, suitable for less demanding applications.
Ideal for connecting devices like network cards or sound cards, providing adequate performance for everyday tasks.
Bestseller
Mini PCI Express (1x)
Typical price
27,– to 45,–Compact form factor designed for small form factor systems like laptops.
Great for expanding connectivity in space-constrained environments, balancing performance and size.
Bestseller
The type and number of USB ports on a controller card determine its connectivity options, affecting how many and what types of devices can be connected simultaneously. Choosing the right configuration ensures compatibility with your existing devices and optimizes data transfer performance.
Popular options (you can select more than one)
USB-A 3.0 (4x)
Typical price
29,– to 64,–Includes four USB-A 3.0 ports for versatile connectivity with a wide range of peripherals.
Ideal for users who need to connect multiple standard USB devices, such as keyboards, mice, and external storage, simultaneously.
Bestseller
USB-C 3.2 Gen 2 (1x)
Typical price
45,– to 85,–Features a single USB-C 3.2 Gen 2 port, offering fast data transfer speeds up to 10 Gbps.
Perfect for high-speed data transfer tasks, such as connecting to external SSDs and fast-charging compatible devices.
Bestseller

Delock Converter M.2 Key B+M male to USB Type-C - Interface Adapter - PCIe - 10 Gbi
USB-A 3.2 Gen 1 (4x)
Typical price
33,– to 120,–Equipped with four USB-A 3.2 Gen 1 ports for connecting multiple devices with ease.
Suitable for users who prioritize having multiple connection points with decent data transfer rates for various peripherals.
Bestseller
Internal connection options refer to the types of slots or ports available on a controller card, determining compatibility with other internal components. Selecting the right connection type ensures seamless integration and optimal performance of the device within a system.
Popular options (you can select more than one)
M.2 (1x)
Typical price
22,– to 48,–Offers a single M.2 slot, typically used for high-speed SSDs.
Ideal for enhancing storage performance with faster data transfer rates compared to traditional SATA interfaces.
Bestseller
mSATA (1x)
Typical price
29,– to 68,–Provides one mSATA slot, a compact version of the SATA interface.
Suitable for systems with limited space, offering a balance of size and speed for solid-state storage.
Bestseller
PCI Express x4 (1x)
Typical price
51,– to 85,–Includes a single PCI Express x4 slot, supporting a wide range of expansion cards.
Enables high-bandwidth connectivity, crucial for tasks requiring fast data processing and transfer, such as gaming or video editing.
Bestseller
Selecting the right brand for controller cards is crucial as it affects compatibility, performance, and reliability. Trusted brands like StarTech, Delock, and Exsys offer varied features and support, catering to different technical needs and budget considerations.
Popular brands (you can select more than one)
Delock
Known for a wide range of connectivity solutions, including versatile controller cards.
Offers reliable performance and compatibility with various systems, ideal for professional environments.
Bestseller
Digitus
Specializes in cost-effective networking and connectivity products.
Ideal for budget-conscious users seeking dependable basic functionalities.
Bestseller
Exsys
Renowned for high-quality industrial-grade controller cards.
Perfect for demanding applications requiring robust and durable components.
Bestseller
StarTech
Offers a broad selection of controller cards with extensive features and support.
Great for users needing advanced configurations and reliable customer service.
Bestseller
Conceptronic
Focuses on user-friendly and accessible technology solutions.
Suitable for home users seeking straightforward installation and operation.
Bestseller