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KyTyPS5 Emulator Hits 40-50 FPS in Demon's Souls Remake

The KyTyPS5 PlayStation 5 emulator now runs Demon's Souls Remake at 40-50 FPS, a massive jump from 1-2 FPS just three weeks ago.

The KyTyPS5 PlayStation 5 emulator has reached a new milestone: it can now run Demon's Souls Remake at 40-50 FPS with accurate graphics, according to a demo video reported by Tom's Hardware. Just three weeks ago, the same emulator struggled to reach 1-2 FPS on the same game.

The demo was captured on a high-end PC equipped with an Nvidia RTX 5090 and an Intel Core i9-14900K. While the hardware is top-tier, the performance leap highlights rapid progress in PS5 emulation.

Emulating the PS5 is challenging because its architecture is similar to a standard PC except for its unified memory. Developers must also write compatibility layers for the console's operating system and drivers, including converting graphics shaders to Vulkan's SPIR-V format.

The RPCS3 emulator for PS3 popularized asynchronous shader compilation and community shader databases around 2018. More recently, Nvidia and Microsoft introduced Auto Shader Compilation and Advanced Shader Delivery, respectively, to help address shader compilation stutters.

KyTyPS5's progress suggests that PS5 emulation is advancing quickly, though it remains to be seen how well it will perform on more modest hardware.

Quick answers

What is KyTyPS5?

KyTyPS5 is a PlayStation 5 emulator that has recently shown significant performance improvements, running Demon's Souls Remake at 40-50 FPS.

How fast did Demon's Souls Remake run on KyTyPS5 before?

Three weeks ago, it ran at only 1-2 FPS, making it unplayable.

What hardware was used for the demo?

The demo was captured on a system with an Nvidia RTX 5090 and an Intel Core i9-14900K.

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