ULMB 2 delivers full refresh rate backlight strobing, nearly 2x higher brightness than the original ULMB, and can be added to capable monitors via a firmware update.
VideoCardz.com on X: (PR) NVIDIA introduces ULMB2 (Ultra Low
Motion Blur Reduction (ULMB, LightBoost, etc)
NVIDIA Unveils 2nd Gen ULMB G-SYNC Tech with 1000 Hz Motion Clarity
LG 27 Ultragear™ OLED QHD Gaming Monitor with 240Hz .03ms GtG & nVIDIA® G-SYNC® Compatible,Black : Electronics
How to get ULMB 2 working on AMD GPU? (PG27AQN, XB273U, )
ROG - Republic of Gamers|Global
NVIDIA Announces G-SYNC ULMB 2: Over 1000Hz Of Effective Motion Clarity
NVIDIA Announces G-SYNC ULMB 2: Over 1000Hz Of Effective Motion Clarity
AOC AG254FG Review
Introducing NVIDIA G-SYNC Ultra Low Motion Blur 2: Over 1000 Hz of eff
What Is G-SYNC Pulsar and How Does It Differ From Regular G-SYNC?
NVIDIA introduces ULMB2 (Ultra Low Motion Blur 2) as free upgrade