![Gigabyte's latest BIOS update enables PCIe 4.0 support on its AMD X470 and B450 motherboards - NotebookCheck.net News Gigabyte's latest BIOS update enables PCIe 4.0 support on its AMD X470 and B450 motherboards - NotebookCheck.net News](https://www.notebookcheck.net/fileadmin/_processed_/d/1/csm_lf0tm70qy0z21_2d5811e551.jpg)
Gigabyte's latest BIOS update enables PCIe 4.0 support on its AMD X470 and B450 motherboards - NotebookCheck.net News
![ASRock B450M PRO4 R2.0 - Chipset AMD Promontory B450 - Max. 128GB DDR4, 4×288pin Slot, PCIe 3.0, SATA 6Gb/s Micro ATX AMD Motherboard | 90-MXBEG0-A0UAYZ Buy, Best Price. Global Shipping. ASRock B450M PRO4 R2.0 - Chipset AMD Promontory B450 - Max. 128GB DDR4, 4×288pin Slot, PCIe 3.0, SATA 6Gb/s Micro ATX AMD Motherboard | 90-MXBEG0-A0UAYZ Buy, Best Price. Global Shipping.](https://microless.com/cdn/products/218da4ca01c304fd2816fb9d0a0696aa-hi.jpg)
ASRock B450M PRO4 R2.0 - Chipset AMD Promontory B450 - Max. 128GB DDR4, 4×288pin Slot, PCIe 3.0, SATA 6Gb/s Micro ATX AMD Motherboard | 90-MXBEG0-A0UAYZ Buy, Best Price. Global Shipping.
![ASUS ROG Strix B450-F Gaming II AMD AM4 (Ryzen 5000, 3rd Gen Ryzen ATX Gaming Motherboard (8+4 Power Stages, HDMI 2.0b/DP,2 x PCIe 3.0 x16, USB 3.2 Gen 2 Type-C, BIOS Flashback, ASUS ROG Strix B450-F Gaming II AMD AM4 (Ryzen 5000, 3rd Gen Ryzen ATX Gaming Motherboard (8+4 Power Stages, HDMI 2.0b/DP,2 x PCIe 3.0 x16, USB 3.2 Gen 2 Type-C, BIOS Flashback,](https://m.media-amazon.com/images/I/81xru9XbKiS._AC_UF1000,1000_QL80_.jpg)
ASUS ROG Strix B450-F Gaming II AMD AM4 (Ryzen 5000, 3rd Gen Ryzen ATX Gaming Motherboard (8+4 Power Stages, HDMI 2.0b/DP,2 x PCIe 3.0 x16, USB 3.2 Gen 2 Type-C, BIOS Flashback,
![Anyone else here with a B450 MOBO ( i have a ASUS B450m TUF PRO) showing up as PCIE 4.0 on both CPU-Z and GPU-Z instead of the usual PCIE 3.0 Interface Anyone else here with a B450 MOBO ( i have a ASUS B450m TUF PRO) showing up as PCIE 4.0 on both CPU-Z and GPU-Z instead of the usual PCIE 3.0 Interface](https://preview.redd.it/8hg6iz32hs271.png?width=640&crop=smart&auto=webp&s=8764b952eee2668bfb366845691e02452adc0cc2)
Anyone else here with a B450 MOBO ( i have a ASUS B450m TUF PRO) showing up as PCIE 4.0 on both CPU-Z and GPU-Z instead of the usual PCIE 3.0 Interface
![Specification B450 TOMAHAWK | MSI Global - The Leading Brand in High-end Gaming & Professional Creation Specification B450 TOMAHAWK | MSI Global - The Leading Brand in High-end Gaming & Professional Creation](https://asset.msi.com/resize/image/global/product/product_0_20190506092324_5ccf8c8c8ea40.png62405b38c58fe0f07fcef2367d8a9ba1/1024.png)
Specification B450 TOMAHAWK | MSI Global - The Leading Brand in High-end Gaming & Professional Creation
![B550 motherboard guide: ASUS and AMD bring PCI Express 4.0 to everyone with ROG Strix, TUF Gaming, and Prime - Edge Up B550 motherboard guide: ASUS and AMD bring PCI Express 4.0 to everyone with ROG Strix, TUF Gaming, and Prime - Edge Up](https://edgeup.asus.com/wp-content/uploads/2020/08/b550-edgeup-feature-696x464.jpg)
B550 motherboard guide: ASUS and AMD bring PCI Express 4.0 to everyone with ROG Strix, TUF Gaming, and Prime - Edge Up
![Gigabyte B550 UD AC (AM4/ AMD/ B550/ ATX/Dual M.2/ SATA 6Gb/s/USB 3.2 Gen 2/ Intel 802.11a/b/g/n/ac/Realtek GbE LAN/PCIe 4.0/ Motherboard) : Amazon.co.uk: Computers & Accessories Gigabyte B550 UD AC (AM4/ AMD/ B550/ ATX/Dual M.2/ SATA 6Gb/s/USB 3.2 Gen 2/ Intel 802.11a/b/g/n/ac/Realtek GbE LAN/PCIe 4.0/ Motherboard) : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/71Y2xh0nQHL._AC_UF1000,1000_QL80_.jpg)