F means that the product is rated in its category in terms of energy efficiency. The Energy Labeling system is based on EU Regulation 2017/1369/EU. F Lenovo Legion R45w-30, 44.5", 5120 x 1440 pixels, DQHD, LED, Black Lenovo Legion R45w-30. Display diagonal: 44.5", Display resolution: 5120 x 1440 pixels, HD type: DQHD, Display technology: LED, Native aspect ratio: 32:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub, USB hub version: 3.2 Gen 1 (3.1 Gen 1). VESA mounting, Height adjustment. Product color: Black https://www.videogamer.com/reviews/lenovo-legion-r45w-30-review/ Video Gamer is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Prices subject to change. Learn moreThe Lenovo Legion R45w-30 is the latest super ultrawide monitor made by the manufacturer aimed at an enthusia... The Lenovo Legion R45w-30 is far from a bad gaming monitor but it does the bare minimum for its price point and is outdone by many of its rivals... https://monitornerds.com/lenovo-legion-r45w-30-review/ on AmazonThe Lenovo Legion R45w-30 is a fantastic option for those who want a more reasonably sized super ultrawide without penalizing immersion. It has a less common 45-inch panel but comes with all the goodies you would expect from a premium gaming... Excellent Image Quality, Robust and Elegant Build, Great Contrast, FreeSyn and G-Sync Compatible, Price Could Be Lower, Limited HDR The Lenovo Legion R45w-30 is a fantastic monitor based on its design and performance. It offers superb immersion and image quality, plus it works great for productivity due to the space it offers and its connectivity. It's also built better than many comp...