- Home
- Computer Peripherals
- Gaming & Streaming Gear
- Add-On Cards
Add-On Cards
- In Stock
- Sold by Newegg
- Make an Offer
- New
- Brands
- Show More
- Price
- Show More
- Type
- Show More
- External USB Ports
- Show More
- Thunderbolt 3
- External 1394 Ports
- Sold by
- All Top Brands
- Availability
- Condition
- Current Promotion
- Discount
- Useful Links
- Show More
- Customer Ratings
- & up
SHOP BY Type

- Type: Parallel Combo Card
- Package Contents: 2S1P PCI Serial Parallel Combo Card with 16C550 UART 1 x Full-Profile Bracket 2 x Low-Profile Brackets (for Serial Ports) 1 x Low-Profile Bracket (for Parallel Port) 1 x Quick-Start Guide
- Model #: PCI2S1P2
- $40.99 –
- More options from $35.00 - $44.14
- Free Shipping

- Type: PCI to USB Card
- External USB Ports: 5x USB Ports
- Standard: USB 3.2
- Data Transfer Rate: Up to 10 Gbps
- Model #: E-PCIE22A3C3.2-1
- $48.99 –
- Free Shipping

- Type: PCI Express to SATA Card
- Internal Ports: 2 x SATA
- Operating Systems Supported: Operating System Supported: Linux 2.6.32 Operating System Supported: macOS 10.6.8+ Operating System Supported: Windows 10 Operating System Supported: Windows 11 Operating System Supported: Windows 7 Operating System Supported: Windows 8 Operating System Supported: Windows 8.1 Operating System Supported: Windows Server 2012 R2 Operating System Supported: Windows Server 2016 Operating System Supported: Windows Server 2019 Operating System Supported: Windows Vista Operating System Supported: Windows XP
- Dimensions: 4.80" x 0.70" x 2.70"
- Model #: 2P6G-PCIE-SATA-CARD
- $41.99
- $40.99 –
- More options from $40.53 - $50.30
- Free Shipping

Limited time offer, ends 09/11
- Model #: w-1053
- $20.10 –
- Free Shipping

Limited time offer, ends 08/26
- Model #: NV2SF-L20
- $27.99 –
- Free Shipping
- $27.50 - $27.99

- $69.00 –
- Free Shipping

- Model #: WDX-WIFICARD-25
- $11.99 –
- Free Shipping

- Type: PCI to USB Card
- External USB Ports: 4x USB Ports
- Standard: USB 3.0
- Data Transfer Rate: Up to 5.0 Gbps
- Model #: E-PCIE22A2C-1
- $27.99 –
- Free Shipping

- Type: PCI Express to USB Card
- External USB Ports: 3x USB Ports
- External Ports: 3 - USB 3.0 A (9 pin; SuperSpeed) Female 1 - RJ-45 Female
- Internal Ports: 1 - SATA Power (15 pin) Plug
- Model #: PEXUSB3S3GE

- Type: PCI Express to PCI Card
- Operating Systems Supported: WIN 2000/XP/Vista
- Weight: 0.26
- Parts: 2 Year
- Model #: PEX1PCI1
- $59.99
- $52.99 –
- Save: 11%
- Free Shipping

- Type: PCI Express to USB Card
- External USB Ports: 2 x USB 3.2 USB Type-A (9 pin, Gen 2, 10 Gbps)
- Internal Ports: 1 x SATA Power (15 pin)
- Standard: USB 3.2 Specification PCI Express Base Specification Rev. 3.0 Intel xHCI Specification Rev. 1.1 UASP (USB Attached SCSI Protocol) Rev. 1.0
- Model #: PEXUSB312A3
- $47.99 –
- More options from $47.99 - $60.79
- $7.02 Shipping

Limited time offer, ends 08/31
- Model #: 11-001-378
- $42.99 –
- Free Shipping
- $39.99 - $42.99

- Type: PCI Express to USB Card
- External USB Ports: 4 x USB 3.2 USB Type-A (9 pin, Gen 2, 10 Gbps)
- Standard: USB 3.1 Specification Rev. 1.0 USB Specification Rev. 2.0 PCI Express Base Specification Rev. 2.0 Intel xHCI Specification Rev. 1.1 UASP (USB Attached SCSI Protocol) Rev. 1.0
- Data Transfer Rate: USB 3.2 Gen 2 - 10 Gbit/s
- Model #: PEXUSB314A2V2
- $136.31
- $124.98 –
- Save: 8%
- More options from $121.99 - $124.98

- Model #: CL-W428-PL14SW-A
- $169.99 –
- Free Shipping

Limited time offer, ends 08/31
- Type: PCI Express to ExpressCard
- Model #: CO58402#
- $52.99 –
- Free Shipping

Limited time offer, ends 08/31
- Type: Controller Card
- Model #: 11-001-244
- $24.59 –
- Free Shipping

- Data Transfer Rate: 6.0 Gbps
- Dimensions: 1.50" x 5.50" x 7.00" (H x W x L)
- Weight: 0.3125
- Package Contents: 1 x PCIe to M.2 and SATA 6G card 1 x Driver CD 1 x User Manual 1 x SATA data cable 1 x M.2 Screw set 1 x Low Profile Bracket
- Model #: SI-PEX50065
- $12.99 –
- More options from $12.99 - $26.47
- Free Shipping

- Type: Mini PCI Express to USB Card
- External USB Ports: 4-port USB 3.0
- Internal USB Ports: 4x USB Ports
- Dimensions: 4.7*4.48*0.86 inch
- Model #: KC005A
- $25.99
- $15.99 –
- Save: 38%
- Free Shipping
- $14.39 - $15.99

- Type: PCI Express to 1394 Card
- External 1394 Ports: 2 x 1394B Ports + 1 x 1394A Port
- Internal 1394 Ports: 1 x 1394A Firewire internal header (Shared Port)
- Standard: 1394A/1394B
- Model #: SD-PEX30009
- $38.99 –
- Free Shipping

- Type: PCI Express to USB Card
- External USB Ports: 3x USB Ports
- Internal USB Ports: 1x USB Port
- Internal Ports: 1 Molex Power Feed Connector
- Model #: SD-PEX20137
- $19.99 –
- Free Shipping

- $25.99 –
- Free Shipping

- Brand: StarTech.com
- Type: USB CardBus
- Part Number: P10Q4C-USB-CARD
- Package Contents: USB Adapter 1 x Low-Profile Bracket 1 x Quick-Start Guide
- Model #: P10Q4C-USB-CARD
- $269.66 –
- More options from $269.66 - $308.61

- Type: PCI Express to USB Card
- Model #: PS4C3IA3-USB-C-CARD

Limited time offer, ends 08/26
- Model #: 4P-NVTPCE50X
- $59.99 –
- Free Shipping
- $59.50 - $59.99

- Model #: 38A-Eka2919-twcft
- $48.66 –
- Free Shipping

Limited time offer, ends 08/31
- Model #: 210BTC025-enf
- $54.99
- $53.99 –
- Free Shipping

- Type: Controller Card
- Model #: STC PE382-4IL-47
- $153.00
- See price in cart
- $16.00 Shipping

Limited time offer, ends 08/26
- Model #: PCE-2C-3142
- $32.99 –
- Free Shipping
- $31.50 - $32.99

Limited time offer, ends 08/26
- Type: NVME to PCIe 4.0
- Model #: 2NVTPCE8X-R
- $21.99 –
- Free Shipping

Limited time offer, ends 08/26
- Type: USB3.0 expansion card
- Model #: PCET2A1C
- $23.99 –
- Free Shipping
- $21.00 - $23.99

- Type: PCI to USB Card
- External USB Ports: 7x USB Ports
- Standard: USB 3.2
- Data Transfer Rate: Up to 10 Gbps
- Model #: E-PCIE24A3C3.2-2
- $55.99 –
- Free Shipping

- Type: 12VHPWR PCI-e 5.0 16Pin (12+4) to Triple 8-Pin GPU
- Model #: F04-303BK
- $24.99 –
- $6.99 Shipping

- Model #: CL-wificard2-506
- $12.99 –
- $4.99 Shipping

- Brand: LetLinkSo
- Series: PCIe M.2 Expansion Adapter
- Type: PCIe M.2 Expansion Card
- Standard: PCIe 4.0
- Model #: B0DCZZRBV6
- $62.99 –
- Free Shipping

Limited time offer, ends 08/29
- Type: PCI to USB Card
- Model #: YING-GD01-A3-07757
- $99.99 –
- More options from $99.99 - $117.99
- Free Shipping

Limited time offer, ends 08/31
- Color: Black
- Changer Type: Other
- Model #: 11-001-081
- $18.59 –
- Free Shipping
Giving a computer additional capabilities requires fitting the computer with an add-on card, also called an expansion card, interface card or just plain card. Expansion controller cards have sockets that connect to conductors carrying data within the system. The connector you use depends on the card and computer. Cards provide communications interfaces, extra memory, video sound I/O capabilities, system interfaces for discs or tape backup devices and additional processors in general. Controller cards are an excellent example of an add-on card because the card acts as an interface for the motherboard, and other computer components like HDD, optical drives and keyboards. Add-on cards are suitable for use with printers and other devices in office environments.
Add-on Cards Improve Audio for Gaming, Movies and Music
Having a computer with a dynamite sound card or audio system makes gaming, watching movies and listening to music a lot more enjoyable and immersive. The sound card is an add-on card that facilitates each audio component, including multimedia applications such as music composition, presentations, audio editing and entertainment. Most PCs offer a standard sound experience, and improving the audio quality is simple with sound card accessories. Some standard accessories in the collection are USB audio interfaces, high-performance headphone amplifiers and virtual 7.1 channel surround sound systems. You can also add parallel printer cards to increase or upgrade the system.
PC Game Controllers Raise the Full Immersion Experience
Kicking your gaming to a whole new level of experience necessitates selecting a PC game controller that mirrors the gear handled in real-life situations. Some players feel comfortable using straightforward game controllers, like racing wheels or flight joysticks. Those who want the ultimate experience with full immersion in their favorite game need to consider empowering their system's performance. With the introduction of more elaborate controllers, such as VR headsets, rudder pedals, pro racing wheel stands and flight simulation, the upside is the new controllers require no new add-on cards. Plug the game controller USB cable into your system and Windows® 10 will detect it, and you are set up. Being immersed in your gaming scenario means using suitable PC game controllers. The performance will leave you feeling like you just flew a plane or raced a car like a professional, without leaving your house. As you track your statistics and see how much your game scores improve, empowering your system with quality PC controllers will prove worthwhile.
VR Accessories Possibilities Are Endless
Distinguishing the many uses of Virtual Reality (VR) accessories goes beyond gaming. Many fields in the educational and business community utilize VR accessories for vocational training, engineering and designing. The accessories begin with headsets, cables, connectors, 3D glasses, Bluetooth® remote controls and carrying cases. Some accessories come as a bundle, so you have gear and hardware upgrades like controller cards. Once the equipment is in place, you can begin gaming, training or virtual conceptualizing with high efficiency. The possibilities for you to produce and discover using the VR equipment and software are endless.
Bestselling Add-On Cards Reviews:
“ For those who don't know, you can put any size PCIE addon card from x1 to x16 into a PCIE x16 slot and it will work just fine. ”
EN-Labs USB C Motherboard Header PCIe Card, USB 3.2 20Pin Internal Connector PCI Express Card for Front Panel, USB 10Gbps Type-E A-Key & USB 2.0 Type-A Female Expansion Card with Full-Profile Bracket“ Perfect addin usb card ”
USB C 10Gbps PCIe 3.0 Card,PCI Express x4 to USB 3.2 Type-C and Type-A 10Gb/s with Type-E A Key & USB 3.0 20Pin Motherboard Header Expansion Card for Front Panel w/ Full-Profile & Low-Profile Bracket“ Better construction and heat distribution then the more expensive Dell add on card. ”
ASUS Hyper M.2 x16 PCIe 3.0 x4 Expansion Card V2 supports 4 NVMe M.2 (2242/2260/2280/22110) up to 128 Gbps for Intel VROC and AMD Ryzen Threadripper NVMe RAID


