~/talk

Stimpack: An Adaptive Rendering Optimization System for Scalable Cloud Gaming

Talkat NSDI '26 · 2026-05-04..05-06· [web-performance, game-development]
name:Jin Heo
links:none on file
name:Vic Wang
links:none on file
links:none on file
links:none on file
slides:none on file

Stimpack adaptively lowers or raises server-side rendering quality based on network-driven compression so GPU cycles go where they change perceived frames, using a compression-aware efficiency metric. Implementation is a game plugin plus a runtime optimizer tested with Unreal Engine scenes (moderate and intense), up to six concurrent users, real 4G/LTE traces, and blind AB user studies. Results show up to 24% higher service quality, 2x user capacity versus high-quality baseline.

AI-written summary · about

  1. 0:00Stimpack and cloud gaming
  2. 1:01Edge-cloud scalability dilemma
  3. 2:25Network-aware rendering opportunity
  4. 4:07GPU sharing impact on FPS
  5. 5:09Stimpack's three pillars
  6. 6:35Stimpack architecture workflow
  7. 8:01Evaluation setup details
  8. 9:03Scalability and FPS results
  9. 11:09User study on experience
  10. 12:57Real-world network adaptability
  11. 14:23Stimpack impact summary
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