Yes, it could matter.
Yes, it could matter.
DX12 reduces CPU usage, which could significantly impact performance on some systems or be almost imperceptible.
Developers need to consider DX12 when creating games for real impact, upgrading isn’t the only way to ensure DX12 compatibility
Most feedback from those testing the upcoming release indicates little to no significant change in performance for most games compared to previous versions. They appear to function similarly to older Windows releases. Before the launch, Rockstar mentioned support for DirectX 12 in GTA V for PC, but there’s no current evidence confirming this. The term "DirectX 12 features" might refer to various capabilities, which may not result in noticeable gains.
Some users report higher frame rates in GTA V after upgrading to Windows 10.