I edited to change number of spp my last post (check above - from "...approximately 1.5M -spp@4320p" to "approximately 750k -spp@4320p") because:
-spp's numbers at same noises level *
12M at 1920x1080
3M at 4k/UHD
750k at 8k/Quad UHD

* - NOTE: Must use EXR image, click Free lastest "GIMP ...

Happy holidays!

VRAM size used at PT@32-parallel and @128-tile:
--at 7680x4320
2026.1 - 10.3GB
2025.x - 2.6GB

--at 1920x1080
2026.1 - 2.8GB
2025.x - 2.6GB

Why does new 2026.1 need to use VRAM size for resolution screen? But 2026.1 seems to be "not" faster than 2025.x.

Hello, guys. :)


--Cyber Monday 50% (half of original prices) off for all paid rendered images except rest US$1's images until december 21st--
Check my "[Sell]..." topics.
---> IMPORTANT: check my updated signature (bottom of my any message). ;)

But...
-- NOTE: I suspend to upload any new ...

Hello. Wave Optics... material!?! Oh! I'm sorry. - I edited the message - Fri Nov 28, 2025 9:12 am.

Happy Holidays and best regards!

Hello and happy holidays!!

-Birefringence support?!! 11 years after my request - HERE .... I adore this!!! :D

-New Wave Optics!??!! :o Wow!! Amazing!!!!! :D Material or kernel?
If new kernel is confirmed, then I say: "But... can this new kernel work to render any reflected and refracted light on ...

Hi,
thanks for the new build.

I've tried new displacement and there are few issues:
- there is no old texture displacement
- viewport performance very bad eg. a mesh with displacement renders with 3 fps and without 40fps
- rendering performance is 4 times slower with displacement enabled
- when ...

@roeland or @mojave:

Hello. Can you find the issue at the daylight env.?

Best regards.

Hello.

Click link

Best regards.

Hello. :)

[email protected] size: soft shadows are unsmooth - BUG
[email protected] size - unsmooth.jpg

Artificial micro-dot sphere light: soft shadows are perfectly smooth - CORRECT
Artificial micro-dot light - smooth.jpg


- Download - free ORBX project -
test - smooth shadows between [email protected] size ...

Hello, guys. :)


-- Image 1 --

This image with 3M-polygon and with lead crystal for glass, cup and bottle and whiskey liquid at our sun source on the glossy gray floor@roughness of 0.1 is rendered by my GeForce RTX 4090 using OctaneRender Standalone 2025.2.1:
This image is limited by 1440x1125 ...