The Witcher 3 gameplay video running at 8K and 60 FPS on PC Revealed

The YouTuber “Thirty IR” has released a video showing The Witcher 3 Wild Hunt running at 8K and 60 fps with a remarkable fluidity, with all the effects (including Hairworks of NVIDIA and HBAO+) properly activated and level of detail set to Ultra.
Below is the configuration used by the video author to push the game up to 7680×4320 60 fps:
THE UBER RIG:
Monitor: Dell UP3218K – 8K IPS LCD Monitor
GPUs: 4x GTX TITAN Xp (2017) 4 WAY SLI @ 2038Mhz / 13358Mhz
MoBo: Asus Rampage V Extreme (X99)
CPU: i7 6950X @ 4.30GHz
RAM: Corsair Dominator Platinum DDR4 3200Mhz (64GB)
PSU: Corsair AX1500i
CASE: Cooler Master Cosmos II
OS: Samsung 850 Pro 256GB
Games/Programs: Samsung 840 EVO (RAID-0) / Samsung 850 EVO
THE ASUS RoG SWIFT (G-SYNC) RIG:
Monitor: Dell UP3017Q OLED – 4K OLED Monitor
GPUs: 4x GTX 1080 Ti 4 WAY SLI @ 2025Mhz / 12110Mhz
MoBo: ASRock Extreme11 (X79)
CPU: i7 3970X @ 4.80GHz
RAM: Corsair Dominator Platinum DDR3 2133Mhz (32GB)
PSU: EVGA SuperNOVA 1600 T2
CASE: Corsair Carbide Air 540
OS: Samsung 840 Pro 250GB
Games/Programs: WD Caviar Black (2TB)
You can find the video at the bottom of the news, but note that to see the video in 8K you will have to set the resolution 4320p60 using as EDGE or Chrome browser, provided you have a monitor that can support such a resolution.