The 7 Best Pcie 4.0 slots (2023 reviews)

We consider a pcie 4.0 slot to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: LTERIVER Pcie 4.0 Slot READ REVIEW

Best For mining: Buy: BEYIMEI Pcie 4.0 Slot READ REVIEW

Best With ESXI: Buy: YEELIYA Pcie 4.0 Slot READ REVIEW

Best For PCI passthrough With Linux KVM: Buy: Sonnet technologies Pcie 4.0 Slot READ REVIEW

Best With Arlo: Buy: Startech Pcie Card READ REVIEW

Best functioning Type: Buy: Sinefine Pcie 4.0 Slot READ REVIEW

Best With macos: Buy: Startech Pcie 4.0 Slot READ REVIEW

Best Overall: LTERIVER Pcie 4.0 Slot

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If you want nothing short of the optimal slot for your regular usage, this lteriver pcie 4.0 slot is certainly a wise investment. This USB card is really easy to install by following the instructions. It provides the 4 USB needed slots. This will handle a USB3 or any UDB3 cable with a blue insert in the plug-in to enable hooking up a USB3 device. This card works with all 4 ports connected and transferring data between Seagate / Western Digital Drives with NO problems. It works with kubuntu 20.04 dell optiplex 9020 and is extremely fast and a very good value. This item is a helpful plugin addition for any PC. This board satisfies all these needs and desires in a very economical way.

• An inexpensive way to add ports
• Additional usb ports can be used for mice, printers, scanners, external backup drives, etc
• Great device to restore usb ports

Best For mining: BEYIMEI Pcie 4.0 Slot

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This is one of the few PCIe cards that works with 1x slots so is a good option for adding a USB-C data port to an older PC. It can expand the pci-e 1x slot on the motherboard into 4 pci-e 1x slots, thereby solving the problem of insufficient motherboard slots. Even the single channel bandwidth of pci-e 1x is 250mb/s.therefore, this adapter card can only give you the most enough slots, but not enough bandwidth. It provides fast charging thru the front panel ports.

The 19 pin connector works great and delivers data and power as well to front USB ports within expected real world transfer speeds. It works well, and older bio reads it as a bootable drive. It is easy to install and no issues with it's connectivity.

• Easy conversion to low profile bracket
• Made up for blocked sata ports
• Inexpensive solution to add a c port and a header
• External power requirement and true plug and play

Best With ESXI: YEELIYA Pcie 4.0 Slot

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Next on the list, we've got yet another slot that manages to win our hearts. It's the yeeliya pcie 4.0 slot and it's widely considered as slot that has the most suitable features. You probably have a ton of USB devices connected to your computer, this add-on card makes it extremely simple to up that number without extra power cables or searches for drivers to install. This product fixes the HP Reverb G2 estrangement for certain X570 chipset motherboards. It supports transfer rates of up to 5gbps copying hd videos, music, photos, data files between usb devices and the computer at blazing fast speeds.

It's got plenty of USB slots and a couple of Type-C slots that make it more convenient to connect the newer cables. The motherboard should have PCI x4, X8, and x16 slots, all of which can be used. If you're wanting more ports for external hard drives and flash drives, this is perfect. This card is simple and works well. The circuitry is well laid out and the product works as intended. They're only 2 usb-C ports on there, and it will be at the back of the computer tower.

• Works and super easy to put in
• Easy install and use right out of the box
• Great little board and so easy to install

Best For PCI passthrough With Linux KVM: Sonnet technologies Pcie 4.0 Slot

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Best part: sonnet technologies pcie 4.0 slot costs comparatively low and it is available to ship in 24 hours. This is one of the most reliable PCI card makers and unlike other cards and other chipsets this one does not make a MacPro with conniptions when you install it. It provides maximum performance over thunderbolt. The next model has an independent speed architecture. It breaks the connection to the card, and whenever you wake your computer, it'll give you all of the alerts saying that your disks are improperly ejected.

This card is of a much higher quality than other PCIE USB 3 cards. It provides power needed to use the card. The computer must be set so that it NEVER goes to sleep. This does improve transfer speeds.

• Works perfectly with vfio for qemu/kvm
• Fully compatible with latest mac software
• Dramatically increased speed transfer over usb

Best With Arlo: Startech Pcie Card

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The startech pcie card should be able to handle its purpose and duties with ease. This Pcie usb adapter card lets you experience speeds up to 70 faster than traditional usb 30 when used with a uasp. It allows streaming multiple webcams at full resolution. The case bracket is in the way preventing you from using the USB ports. This makes it faster overall when devices are used simultaneously. The good part of it is the usb controller per usb so they wont share resources.

This Pcie usb 30 card includes an optional sata or lp4 power connector to connect to your system power supply and deliver up to 900ma of power per port to the usb 30 bus. The main feature is that this card provides 4 USB 3.0 ports. The USB 3.0 card also supports usb battery charging specification 1.2 (apple mode only), letting you charge compatible apple devices (iphones and ipads) faster than a standard usb 3.0 port.

• Works great for oculus rift room scale
• Works for extending oculus rift vr sensors
• Upgrade from slower usb 3 card with more ports and speed

Best functioning Type: Sinefine Pcie 4.0 Slot

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Sinefine has been making great slot for years, thanks to a combination of clever design and appropriate materials. This USB C port is only used to transmit data, not including PD intelligent charging and video DP signals. It can be used as a USB flash drive, mouse and keyboard, etc., it can. It can be used on your new computer. If you want to add front usb-c, this will work great. It can connect multiple devices at the same time, usb 2.0 can use some devices that need power supply inside the case, usb 2.0 can be connected to the usb c interface on the front panel of the case.

There’s an external Kingwin card reader/usb3 hub connected to it. The installation is pretty straight-forward.

• Works beautiful with msi x570 and corsair 4000d airflow
• Brings more type c to the table
• One of the new comers and featured product

Best With macos: Startech Pcie 4.0 Slot

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We would, of course, be remiss if we didn't mention startech pcie 4.0 slot for regular usage. If you need a high bandwidth usb add on, this card is the one. It comes with 4x usb-a ports up to superspeed 10gbps per port. It supports windows/linux/macos with auto driver install on windows 8 & up. The card also supports uasp for improved performance with storage devices.

The usb-a ports are ideal for connecting usb devices such as external hard drives and solid state drives or powering and syncing your mobile devices. It is capable of speeds up to 10 gbps on each port.

• Powers pc camera microphone and other peripherals
• Varying file sizes and number of files all affect usb transfer rates
• Support multiple ins to reduce bandwidth loss when multiple devices are connected