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Fixed in 2020.2.X

Votes

2

Found in

2017.4

2020.2

2020.2.0a2

Issue ID

1225679

Regression

No

DX12 performance is significantly worse when compared to DX11

Windows

-

How to reproduce:
1. Open the attached project ("DX12-performance.zip")
2. Open the repro scene ("SampleScene")
3. Set DirectX11 as the main Unity Editor Graphics API
4. Enter Play Mode
5. Observe runtime statistics
6. Set DirectX12 as the main Unity Editor Graphics API
7. Enter Play Mode
8. Observe runtime statistics

Expected result: DirectX11 and DirectX12 runtime statistics don't differ a lot
Actual result: DirectX12 runs at the quarter of the DirectX11 speed

Reproducible with: 2017.4.37f1, 2018.4.18f1, 2019.3.4f1, 2020.1.0b1, 2020.1.0a2

  1. Resolution Note (fix version 2020.2):

    Fixed in 2020.2.0a12

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