![PCIe 4.0 and PCIe 3.0 - Difference between x8 and x16 with the fastest cards - Where does the bottleneck begin? | igor'sLAB PCIe 4.0 and PCIe 3.0 - Difference between x8 and x16 with the fastest cards - Where does the bottleneck begin? | igor'sLAB](https://www.igorslab.de/wp-content/uploads/2020/07/Motherboard-CPU-1024x453.jpg)
PCIe 4.0 and PCIe 3.0 - Difference between x8 and x16 with the fastest cards - Where does the bottleneck begin? | igor'sLAB
![PNY Quadro P400 DVI Professional Graphic Card 2GB GDDR5 PCI Express 3.0 x16, Single Slot, 3x Mini-DisplayPort, 5K Support, Ultra-quiet active fan : Amazon.co.uk: Computers & Accessories PNY Quadro P400 DVI Professional Graphic Card 2GB GDDR5 PCI Express 3.0 x16, Single Slot, 3x Mini-DisplayPort, 5K Support, Ultra-quiet active fan : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71kB0cVIw0L._AC_SL1500_.jpg)
PNY Quadro P400 DVI Professional Graphic Card 2GB GDDR5 PCI Express 3.0 x16, Single Slot, 3x Mini-DisplayPort, 5K Support, Ultra-quiet active fan : Amazon.co.uk: Computers & Accessories
![NVIDIA GeForce RTX 2060 288-1N527-210LH Gaming Graphics Card PCI Express 3.0 6GB GDDR6 1680 MHz DisplayPort HDMI | FiveTech, UK NVIDIA GeForce RTX 2060 288-1N527-210LH Gaming Graphics Card PCI Express 3.0 6GB GDDR6 1680 MHz DisplayPort HDMI | FiveTech, UK](https://fivetech.co.uk/pub/media/catalog/product/cache/bf0b49dff1f2c883e632dd01c95205c0/4/a/4a1a75d4fdd551360df6bca06f76e6a4.jpg)
NVIDIA GeForce RTX 2060 288-1N527-210LH Gaming Graphics Card PCI Express 3.0 6GB GDDR6 1680 MHz DisplayPort HDMI | FiveTech, UK
![Dpofirs PCI Express 3.0 DDR3 64 Bit Graphics Card for Desktop Computers, HD6450 2G Video Card with Chip for AMD for Computers, Silent Graphics Card for Gaming: Amazon.co.uk: Computers & Accessories Dpofirs PCI Express 3.0 DDR3 64 Bit Graphics Card for Desktop Computers, HD6450 2G Video Card with Chip for AMD for Computers, Silent Graphics Card for Gaming: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/717+7NLKvqL._AC_SL1500_.jpg)
Dpofirs PCI Express 3.0 DDR3 64 Bit Graphics Card for Desktop Computers, HD6450 2G Video Card with Chip for AMD for Computers, Silent Graphics Card for Gaming: Amazon.co.uk: Computers & Accessories
![EVGA - NVIDIA GeForce GTX 1080 8GB GDDR5X PCI Express 3.0 Graphics Card - Black/silver - Walmart.com EVGA - NVIDIA GeForce GTX 1080 8GB GDDR5X PCI Express 3.0 Graphics Card - Black/silver - Walmart.com](https://i5.walmartimages.com/asr/bb869f7d-f368-439c-8dda-2eb309663787_1.18195e724c6b0574f30bc8af49450550.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
EVGA - NVIDIA GeForce GTX 1080 8GB GDDR5X PCI Express 3.0 Graphics Card - Black/silver - Walmart.com
![NVIDIA GeForce GTX 1080 Founders Edition 8GB GDDR5X PCI Express 3.0 Graphics Card Black 9001G4132500001 - Best Buy NVIDIA GeForce GTX 1080 Founders Edition 8GB GDDR5X PCI Express 3.0 Graphics Card Black 9001G4132500001 - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/5330/5330600cv15d.jpg)
NVIDIA GeForce GTX 1080 Founders Edition 8GB GDDR5X PCI Express 3.0 Graphics Card Black 9001G4132500001 - Best Buy
![NVIDIA GeForce RTX 2080 Super 8GB GDDR6 PCI Express 3.0 Graphics Card Black/Silver 9001G1802540000 - Best Buy NVIDIA GeForce RTX 2080 Super 8GB GDDR6 PCI Express 3.0 Graphics Card Black/Silver 9001G1802540000 - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/6361/6361326_sd.jpg)
NVIDIA GeForce RTX 2080 Super 8GB GDDR6 PCI Express 3.0 Graphics Card Black/Silver 9001G1802540000 - Best Buy
![PNY Quadro RTX 4000 Professional Graphic Card 8GB GDDR6 PCI Express 3.0 x16, Single Slot, 3x DisplayPort, 8K Support, Ultra-quiet active fan : Amazon.co.uk: Computers & Accessories PNY Quadro RTX 4000 Professional Graphic Card 8GB GDDR6 PCI Express 3.0 x16, Single Slot, 3x DisplayPort, 8K Support, Ultra-quiet active fan : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71l7sbREViL._AC_SL1500_.jpg)
PNY Quadro RTX 4000 Professional Graphic Card 8GB GDDR6 PCI Express 3.0 x16, Single Slot, 3x DisplayPort, 8K Support, Ultra-quiet active fan : Amazon.co.uk: Computers & Accessories
![Nvidia Quadro P5000 16GB GDDR5 288GBps 2560 CUDA Core 180W PCI Express 3.0 x16 4 DP 1.4 & DVI-I DL Graphics Card – Black - OEM Kit : Amazon.co.uk: Computers & Accessories Nvidia Quadro P5000 16GB GDDR5 288GBps 2560 CUDA Core 180W PCI Express 3.0 x16 4 DP 1.4 & DVI-I DL Graphics Card – Black - OEM Kit : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/41SqGtqoOsL._AC_.jpg)