The PlayStation.Blog has more details on the PC edition of Stellar Blade following the reveal that it will launch next month. On a related note, the game is now available for pre-purchase on Steam. The blog post has system specifications for the Windows version, along with more details on PC-specific support. Here's word on that:

The PC version of Stellar Blade supports NVIDIA DLSS 4 resolution scaling and frame generation, NVIDIA DLAA image enhancement, and NVIDIA Reflex latency reduction features. AMD FSR 3 is also supported.* Additionally, it supports unlocking the frame rate, allowing you to maximize your PC’s potential.

The PC version of Stellar Blade supports ultrawide 21:9 and super ultrawide 32:9 resolutions, allowing you to use a wide range of aspect ratios from 5:4 to 32:9.** High-resolution background textures are also supported. The beauty of the artwork will become even broader and more detailed on Eve’s journey toward her mission. (Please check the 4K texture option in the settings)