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Old 12th January 2022, 17:37   #121  |  Link
Atak_Snajpera
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Quote:
Originally Posted by benwaggoner View Post
Wow, I was not expecting a big jump in x87 performance this decade!
Intel CPUs will again crush AMD CPUs in QUAKE 2 game (software mode)!
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Old 12th January 2022, 18:13   #122  |  Link
rwill
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Quote:
Originally Posted by Atak_Snajpera View Post
Intel CPUs will again crush AMD CPUs in QUAKE 2 game (software mode)!
You are joking but there still seem to be some middleware libraries for games that are using x87. I think the last prominent one that got called out was in Skyrim.
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Old 13th January 2022, 16:49   #123  |  Link
Atak_Snajpera
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Originally Posted by nevcairiel View Post
Luckily video encoding doesn't use much floating point, if any at all. Its all integer math.

Its also all just theory, a proper comparison would be the only interesting part. Even if your assumption is right, there is 8 E cores on the big CPUs, if they make up 25% extra performance (eg. 2 extra cores), thats likely going to beat or match AVX512.
AVX-512 supports integer as well
https://en.wikipedia.org/wiki/AVX-512
Quote:
Introduced with Cannon Lake.[4]

AVX-512 Integer Fused Multiply Add (IFMA) - fused multiply add of integers using 52-bit precision.
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Old 17th January 2022, 08:05   #124  |  Link
GEfS
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Code:
|---------------------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|
|     CPU             |   x264  |   x265  |   LAVC  |   auto  |   MMX2  |    SSE  |   SSE2  |   SSE3  |   SSE4  |    AVX  |   AVX2  |    All  | 
|---------------------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------| 
|    Core i7-11700    |  28.40  |   5.55  |   168   |   4.39  |   1.36  |   1.37  |   2.14  |   2.32  |   3.18  |   3.10  |   3.97  |    N/A  |
B560M Aorus Elite, i7 11700, Tower cooler rated at 180W.
4.4 all core while full load. (near 90C, ambient 20C)
RAM 2x8GB bus 3200 C16-20
SSD Seagate Q5 500GB while running the test.

Quote:
Originally Posted by GEfS View Post
i5-12600@stock with ID-Cooling SE-207-XT on Gigabyte Z690 Gaming X DDR4
2133mhz RAM as Corsair stock (3600C18 kit, Micron E-die) and I forgot to turn on XMP. And I don't have time for a second run cuz the machine gonna be shipped real soon.
Benchmark suite running on a NVMe Pcie 4.0 Samsung PM9A1 512GB

Code:
|---------------------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|
|     CPU             |   x264  |   x265  |   LAVC  |   auto  |   MMX2  |    SSE  |   SSE2  |   SSE3  |   SSE4  |    AVX  |   AVX2  |    All  | 
|---------------------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------|---------| 
|   Core i5-12600K    |  33.75  |   6.34  |   163   |   4.69  |   1.62  |   1.54  |   2.49  |   2.77  |   3.91  |   4.10  |  4.55   |    N/A  |
Will update with a proper setup (with at least 3200mhz RAM) whenever I get in touch on Alder Lake system.
And even the worst setup for 12600K Alder Lake is still better than i7 11700.

Last edited by GEfS; 17th January 2022 at 08:43.
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