The Best Thunderbolt 3 Gpu of 2021 – Top 10 and Rankings

If you’re looking for Thunderbolt 3 Gpu but don’t know which one is the best, we recommend the first out of 10 Thunderbolt 3 Gpu in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

SaleRank No. #1
Razer Core X Aluminum External GPU Enclosure (eGPU): Compatible with Windows & MacOS Thunderbolt 3 Laptops, NVIDIA /AMD PCIe Support, 650W PSU, Classic Black
  • Desktop Grade Performance: Boosts Thunderbolt 3 laptop performance with support for up to 3 slot wide PCIe full sized desktop graphics cards (graphics card NOT included)
  • Built-In Power Supply: Includes a 650W ATX PSU with 100W laptop charging via Thunderbolt 3
  • Compatibility (Windows): Requires Thunderbolt 3 external graphics (eGPU) support with RS45 or later and compatible NVIDIA or AMD graphics cards
  • Compatibility (macOS): Requires Thunderbolt 3 and High Sierra 10.13.4 or later and compatible AMD graphics cards only (NVIDIA cards not supported)
SaleRank No. #2
Sonnet eGFX Breakaway Box 550W (GPU-550W-TB3)
  • Connects High Performance GPU cards (up to 312mm x 160mm) to computers with a Thunderbolt 3 port. Also supports AVID HDX, Red Rocket-X and other x16 full-length PCIe cards (must have a Thunderbolt 3 connection, USB3C connection and Thunderbolt 2 adapters do not work)
  • 550W power supply supports up to 375W card (up to 8-pin + 8-pin power connectors), and provides up to 87W of Power Delivery to charge a laptop.
  • Breakaway Box 550 has one Thunderbolt 3 port, includes a 0.5m 40Gb Thunderbolt 3 cable
  • Mac: Supports AMD RX 470,480,570,580/Vega 56 on Thunderbolt 3 Macs with macOS High Sierra (Boot Camp not supported). macOS supports two Breakaway Boxes.
  • Windows: Supports NVIDIA GTX 1060,1070,1080,1080ti/Titan X, Xp,V/Quadro P4000,P5000,P6000 or AMD Radeon RX 570,580/Vega 56/WX 5100,7100 on Thunderbolt 3 computers with Windows 10.
Rank No. #3
Highpoint RocketStor 6661A Thunderbolt 3 to PCIe 3.0 X16 Expansion Chassis
  • Thunderbolt 3 40GB/s Ports/daisy chain support for up to 6 devices
  • Dual ultra-quiet, High-efficiency cooling fans
  • Easily install nearly any Full-height/full-length PCIe 3.0 card (storage I/O, networking, video, sound)
  • Versatile storage & connectivity expansion; NVMe RAID drives, USB/eSATA/Mini-SAS connectivity
SaleRank No. #4
StarTech.com Thunderbolt 3 PCIe Expansion Chassis w/DisplayPort PCIe x16 External PCIe Slot for Thunderbolt 3 Devices (TB31PCIEX16)
  • This Thunderbolt 3 PCIe expansion chassis lets you add an external PCIe x16 slot to your laptop or desktop computer, through an external Thunderbolt 3 connection. Expand the Capabilities of Your Thunderbolt 3 Computer This Thunderbolt 3 PCIe enclosure makes it easy to expand your system with the capabilities you need to work at peak productivity. You can add many types of PCIe cards or video capture cards. And, with the speed and bandwidth support of Thunderbolt 3 and PCIe 3.0, you can enjoy many of the same port additions you would from the PCIe expansion slots of a desktop system. Extend Your Workstation This external PCIe expansion box features a dedicated DisplayPort output that lets you add an additional display to your laptop or desktop computer. The PCIe enclosure features a second Thunderbolt 3 port, that you can use to connect a secondary display. With multiple extended displays, you can work more efficiently by multitasking faster, and avoid the hassle of continually repositioning several open programs. Increase Productivity At up to 40Gbps this Thunderbolt 3 expansion chassis gives you the throughput to add displays to your laptop, access files quickly, and work without disruptions. It’s easy to access and edit large uncompressed files such as videos and images on the fly, making it ideal for dynamic on-site production. This external Thunderbolt 3 PCIe expansion chassis is backed by a StarTech.com 2-year warranty and free lifetime technical support. OS compatibility: Windows 7, 8, 8.1, 10; macOS 10.12 - 10.15, Cable Length: 19.7 in [500 mm], Material: Aluminum and Steel.
  • Expand your connectivity: Add an external PCIe (PCI Express 3.0) x16 slot and a DisplayPort connection to your Thunderbolt 3 equipped MacBook or laptop with this Thunderbolt 3 PCIe expansion chassis.
  • High speeds: Experience increased productivity with Thunderbolt 3 and up to 40Gbps bandwidth which is twice the speed of Thunderbolt 2 (20Gbps) and eight times faster than USB 3.0 (5Gbps).
  • Broad compatibility: For ultimate convenience, this Thunderbolt 3 external PCIe enclosure works with both your Mac and Windows computers so you’re not limited to what systems you can use with the expansion box.
  • Displayport connection: This Thunderbolt 3 PCIe expansion slot supports one 4K DisplayPort monitor, and a second extended monitor display through the Thunderbolt 3 (USB-C) port.
Rank No. #5
Sonnet eGPU Breakaway Box 750
  • Boosts Graphics Performance - Connects a high-performance GPU card to your computer with Thunderbolt 3 ports. Mac & Windows Compatible.
  • Cuts Application Task Times - Enables GPU acceleration to significantly improve editing, rendering, color grading, animation, and special effects performance.
  • 750W Power Supply - Support the power requirements of the latest compatible GPU cards; future-proof design handles higher power requirements of cards to come.
  • Supports Many of the Latest GPU Cards - Includes AMD Radeon VII, RX, RX Vega, Pro W and Pro WX models; and NVIDIA GeForce RTX series, TITAN, and Quadro models.
  • Quietest Configurable eGPU System Available Large built-in, variable-speed, temperature-controlled fan quietly and effectively cools whatever card you install.
Rank No. #6
Sonnet eGPU Breakaway Puck Radeon RX 5500 XT - for Mac Computers
  • Supports Thunderbolt Displays: Supports 4K, 5K, and even the 6K Apple Pro Display XDR. Thunderbolt certified for use with Intel-based Macs with Thunderbolt 3 ports. Not Compatible with M1 Macs.
  • Boosts Graphics Performance for Built-in and External Displays: Accelerates graphic-intensive pro application performance on computers with integrated or low-power discrete graphics processors.
  • Small and Highly Portable- Measures 6 inches wide by 5.1 inches deep by 2 inches tall, takes up little space on the desktop, fits easily into a computer bag or backpack.
  • Charges Your Computer- Provides 60W through the included Thunderbolt 3 cable to power and charge your computer while connected, allowing you to leave your computer’s power adapter behind.
  • Choice of Models- Choose between AMD Radeon RX 5500 XT and Radeon RX 5700 GPUs for the performance to meet your needs.
Rank No. #7
USB4 Cable Compatible for Thunderbolt 3 4Ft/40Gbps/5K/100W, Maxonar USB4 Cable 20V/5A Supports Single 5K 60hz or 2X 4K 60hz Monitor, External SSD, eGpu (External Gpu), USB-C Docking Station (1.2M)
  • ⚡ 100W Power Delivery: Maxonar 1.2M USB4 cable up to 20V/5A 100W Charging compatibility. It lets you keep your Thunderbolt 3 devices powered without needing an additional power supply.
  • ⚡Up to 40Gbps Transfers Speed:Maxonar USB4 cable data transfer speed is up to 40Gbps.It can copy 14 hours of HD video or 25,000 photos within one minute at speeds up to 40 Gbps. NOTE: that the data transfer speed will still depend on what port you are using with.The data transmission device needs to support 40Gbps, the data can reach 40Gbps, otherwise only the USB 3.2 transmission speed . If used in audio and video transmission, both devices must support audio and video functions.
  • ⚡Single 5K or Dual 4K: Enjoying ultra HD video resolution.Support Crystal Clear HD Dual Monitors at Single 5K (5120 x 2880) @ 60Hz or 4Kx2K(4096x2160) @ 60HZ video resolution.Single cable docking solution to connect a Thunderbolt 3 Dock then drive 2 displays. Daisy chain up to 6 Thunderbolt devices including docking stations, external graphics cards, and displays. Bring you extraordinary visual effects.
  • ⚡More Compatibility: All USB-C devices as well as backward compatible for USB4 & 3.1 & 3.2 gadgets such as Macbook Pro, iMac, Alienware M15/R4, Samsung Galaxy S8, Galaxy S8+, Google Pixel, ChromeBook, Asus Zenbook 14 U400J, Nintendo Switch, LG Ultrasharp 40, Google Nexus 6P, Nexus 5X. ZTE Axon 7, Lumia 950, Dell XPS, Acer, HP, Lenovo, etc, as well as Docking Stations, Hard Drives, Peripheral Devices and e GPUs.(Not a full list)
  • ⚡Reliable 18-Month Warranty & Friendly Service: We have faith in our Maxonar USB4 cable and Service Support - you could email with any issue or your concern about this product to us, and our Support team will response to you in 24-hour and give you a proper solution. Welcome to explore with us for more possibility of Maxonar USB4 cable.
Rank No. #8
Sonnet eGPU Breakaway Box 750ex
  • Boosts Graphics Performance - Connects a high-performance GPU card to your computer with Thunderbolt 3 ports. Mac & Windows Compatible. (GPU Card not Included)
  • Cuts Application Task Times - Enables GPU acceleration to significantly improve editing, rendering, color grading, animation, and special effects performance.
  • 750W Power Supply - Support the power requirements of the latest compatible GPU cards; future-proof design handles higher power requirements of cards to come.
  • Supports Many of the Latest GPU Cards - Includes AMD Radeon VII, RX, RX Vega, Pro W and Pro WX models; and NVIDIA GeForce RTX series, TITAN, and Quadro models.
  • 750ex Model: Additional Connectivity Adds four 5Gb/s USB Type A ports to connect peripherals, plus an RJ45 Gigabit Ethernet port for a wired network connectivity.
Rank No. #9
ASUS XG-Station-PRO Thunderbolt 3 USB 3.1 External Graphics Card Dock Space Grey
  • Compatible with NVIDIA GeForce GTX 900 series, GTX 10 series, RTX 2070, RTX 2080, and AMD Radeon RX580, RX570, and Radeon Pro WX7100 and is mac OS certified with AMD Radeon RX580/RX570 and Radeon Pro WX7100 high sierra 10.13.4 and later
  • All-new Aluminum Chassis for beauty and function designed by ASUS and In Win
  • AURA Sync ready with the ASUS XG Station Pro's plasma tube
  • 330W internal power supply delivers support for your graphics card and laptop/tablet
  • Superior Cooling with dual 120mm exhaust fans with features 0db fan technology for silent performance at low temperatures
Rank No. #10
SIIG USB-C Mini Docking Station with HDMI 4K@30Hz, Gigabit Ethernet, 4X USB 3.0 Ports, Power Delivery - 85W Laptop Charging Type-C Dock (Thunderbolt 3 Compatible for Macbooks/Windows/Chromebooks)
  • Mini & mighty USB-C dock: uses a single USB-C port of your computer (Thunderbolt 3 compatible) to allow for multiple connections including 4K HDMI video output, 4 x USB 3. 0 Ports, Audio input/output, and Ethernet (RJ45). HDMI resolutions: 3840x2160@30Hz (4K@30Hz), 2560x1600, 2560x1440, 1920x1080 (1080P) at 60Hz
  • Boost productivity & Connectivity: This multiport docking station adapter instantly adds valuable connectivity to your port-limited laptop, PC, or MacBook (USB Type C or Thunderbolt 3 system) in one cost effective solution. Add one external HDMI display or monitor. Hard wire you internet connection With the RJ45 Ethernet port to a router for higher internet speeds. Connect up to 4 USB powered devices, such as a mouse, keyboard, Flash Drive, external hard Drive, etc.
  • Compatibility - requires compatible USB Type-C (USB C) or Thunderbolt 3 system; not compatible with legacy USB 3. 0 and 2. 0 systems. Requires DisplayPort (DP) Alternate Mode over USB-C for HDMI video output and requires support for power delivery (PD) over USB-C to charge PC system. Not all USB-C ports and systems support PD or DP Alt Mode; Please see requirements and important notes for compatibility details.
  • Laptop charging & sleek design: Includes Power delivery (PD) TO charge your laptop or PC and use dock simultaneously, eliminating the need to use two separate power adapters for dock and laptop. Aluminum Mini upper chassis and fashionable colors-space grey to match modern designs and styles.
  • Premium service & support: This USB Type C docking station is backed by our experienced Tech Support team, located in the silicon Valley, and COMES with 2-year limited manufacturer Warranty. Please contact us with any questions or concerns. We will get back to you within 24 hours.

How Do You Buy The Best Thunderbolt 3 Gpu of 2021?

Do you get stressed out thinking about shopping for a great Thunderbolt 3 Gpu? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Thunderbolt 3 Gpu, which is why we have assembled a comprehensive list of the greatest Thunderbolt 3 Gpu available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Thunderbolt 3 Gpu that you consider buying. Your questions might include the following:

  • Is it worth buying an Thunderbolt 3 Gpu?
  • What benefits are there with buying an Thunderbolt 3 Gpu?
  • What factors deserve consideration when shopping for an effective Thunderbolt 3 Gpu?
  • Why is it crucial to invest in any Thunderbolt 3 Gpu, much less the best one?
  • Which Thunderbolt 3 Gpu are good in the current market?
  • Where can you find information like this about Thunderbolt 3 Gpu?

We’re convinced that you likely have far more questions than just these regarding Thunderbolt 3 Gpu, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Thunderbolt 3 Gpu, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Thunderbolt 3 Gpu. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Thunderbolt 3 Gpu buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Thunderbolt 3 Gpu currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Thunderbolt 3 Gpu has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an Thunderbolt 3 Gpu?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Thunderbolt 3 Gpu.
  5. Customer Ratings: Number ratings grade Thunderbolt 3 Gpu objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Thunderbolt 3 Gpu.
  7. Product Quality: You don’t always get what you pay for with an Thunderbolt 3 Gpu, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Thunderbolt 3 Gpu is should be an indication of how long it will work out for you.

We always remember that maintaining Thunderbolt 3 Gpu information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Thunderbolt 3 Gpu is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.