{"product_id":"acasis-usb4-40gbps-egpu-dock-external-gpu-enclosure-quad-display-hub-thunderbolt-3-4-compatible-copy","title":"Open Box - Acasis USB4 40Gbps eGPU Dock - External GPU Enclosure \u0026 Quad-Display Hub (Thunderbolt 3\/4 Compatible)","description":"\u003c!-- Description (no h5 tag) --\u003e\n\u003cp\u003eBring desktop-class graphics to your laptop with the \u003cstrong\u003eAcasis USB4 40Gbps eGPU Dock\u003c\/strong\u003e. Built on USB4\/Thunderbolt technology, it delivers a PCIe connection for an external graphics card while adding high-speed I\/O in a compact, all-metal chassis. Ideal for creators and gamers who need a portable performance boost or a clean desk setup with multiple external displays.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eCondition Note:\u003c\/strong\u003e Open box item in like-new condition. The product was not used and was returned only because it was not compatible with the customer’s laptop. Fully tested and complete with original accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHighlights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB4 40Gbps host connection\u003c\/strong\u003e for high-bandwidth PCIe tunneling to your external GPU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThunderbolt 3\/4 compatibility\u003c\/strong\u003e for broad laptop and desktop support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal GPU (eGPU) support\u003c\/strong\u003e to accelerate video, 3D, and AI workloads*\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-display ready\u003c\/strong\u003e via the graphics card’s HDMI\/DisplayPort outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro-grade build\u003c\/strong\u003e with a compact aluminum enclosure for better thermals and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel-friendly design\u003c\/strong\u003e – small footprint, simple single-cable setup\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eProduct Doesn't Include the SFX Power Supply.\u003c\/strong\u003e \u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\"This box usually works without needing extra power. Most graphics cards will run just fine in it. But if you use a really hungry card that needs more energy, then you might have to plug in a power supply.\" - \u003cspan style=\"color: rgb(0, 170, 255);\"\u003e\u003ca href=\"https:\/\/flexxmemory.co.uk\/products\/antec-sf850x-850w-sfx-power-supply-fully-modular-80-plus-gold\" style=\"color: rgb(0, 170, 255);\" rel=\"noopener\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Acasis_40Gbps_USB4_eGPU_Dock_Compatible_with_Thunderbolt_4_G4Pro_1_cd204754-8f40-4104-a2be-a5228938a03b.avif?v=1756291953\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Acasis_40Gbps_USB4_eGPU_Dock_Compatible_with_Thunderbolt_4_G4Pro_5.avif?v=1756292419\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Acasis_40Gbps_USB4_eGPU_Dock_Compatible_with_Thunderbolt_4_G4Pro_4.avif?v=1756292445\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Acasis_40Gbps_USB4_eGPU_Dock_Compatible_with_Thunderbolt_4_G4Pro_6_1380be48-727d-40b6-9192-4555ec295f71.avif?v=1756292470\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Acasis_40Gbps_USB4_eGPU_Dock_Compatible_with_Thunderbolt_4_G4Pro_3.avif?v=1756292487\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s in the Box\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAcasis USB4 40Gbps eGPU Dock\u003c\/li\u003e\n\u003cli\u003eUSB-C\/USB4 host cable (where supplied)\u003c\/li\u003e\n\u003cli\u003eScrew package\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlease note: \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eProduct\u003c\/span\u003e\u003c\/strong\u003e \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003edoesn't include the SFX Power Supply\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHost Interface:\u003c\/b\u003e USB4 (40Gbps); compatible with Thunderbolt 3\/4\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGPU Interface:\u003c\/b\u003e PCIe (external GPU installed by user; video outputs provided by the GPU)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDisplays:\u003c\/b\u003e Number\/resolution depends on the installed GPU’s ports and capabilities\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eChassis:\u003c\/b\u003e Aluminum enclosure with efficient thermal design\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower:\u003c\/b\u003e (rating depends on GPU and regional PSU bundle). \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003ePower supply (PSU) is not included!  \u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e“This box usually works without needing extra power. Most graphics cards will run just fine in it. But if you use a really hungry card that needs more energy, then you might have to plug in a power supply.”\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUse Cases:\u003c\/b\u003e Video editing, color grading, 3D\/AI acceleration, gaming, multi-monitor productivity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct manual:\u003c\/strong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0587\/8621\/8157\/files\/G4Pro_Manual.pdf?v=1758275432\" title=\"Acasis USB4 40Gbps eGPU Dock manual PDF\"\u003e\u003cspan style=\"color: rgb(0, 170, 255);\"\u003ePDF\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eCompatibility\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHosts:\u003c\/b\u003e Laptops\/desktops with USB4 or Thunderbolt 3\/4 ports\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperating Systems:\u003c\/b\u003e Windows recommended for eGPU acceleration\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003emacOS Note:\u003c\/b\u003e eGPU acceleration support varies by Mac model and OS version; \u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eApple silicon (M-series) Macs do not support external eGPU\u003c\/em\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e. \u003cstrong\u003eThis dock is not compatible with any M-series Mac.\u003c\/strong\u003e \u003c\/span\u003e \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eeGPU acceleration works on Intel-based Macs with Thunderbolt 3 ports\u003c\/strong\u003e running \u003cstrong\u003emacOS High Sierra 10.13.4 or later\u003c\/strong\u003e, including MacBook Pros (2016+), iMacs (2017+), and iMac Pros, but \u003cstrong\u003eApple Silicon Macs (M-series chips)\u003c\/strong\u003e \u003cstrong\u003edo not support eGPUs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntel-based Macs\u003c\/strong\u003e may work depending on macOS\/GPU\/drivers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGPU Note:\u003c\/b\u003e Check GPU size, power, and driver requirements against enclosure and OS support before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Screenshot_2025-12-29_164541.avif?v=1767026826\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch5\u003eProduct videos\u003c\/h5\u003e\n\u003cp\u003e\u003ciframe title=\"Laptop Gaming Upgrade: USB4 eGPU Performance\" src=\"https:\/\/www.youtube.com\/embed\/urpI3M_GHJc\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Acasis","offers":[{"title":"Default Title","offer_id":56275494044034,"sku":"G4Pro-R","price":197.49,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/5707\/9599\/files\/Acasis_40Gbps_USB4_eGPU_Dock_Compatible_with_Thunderbolt_4_9.avif?v=1756291860","url":"https:\/\/flexxmemory.co.uk\/products\/acasis-usb4-40gbps-egpu-dock-external-gpu-enclosure-quad-display-hub-thunderbolt-3-4-compatible-copy","provider":"Flexx International Ltd","version":"1.0","type":"link"}