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lkcl
<lkcl@web>
Sat, 9 Oct 2021 11:00:53 +0000
(12:00 +0100)
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IkiWiki
<ikiwiki.info>
Sat, 9 Oct 2021 11:00:53 +0000
(12:00 +0100)
3d_gpu/architecture/dynamic_simd/shape.mdwn
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diff --git
a/3d_gpu/architecture/dynamic_simd/shape.mdwn
b/3d_gpu/architecture/dynamic_simd/shape.mdwn
index 4969cf33af583db62f63026368357c3a55923a7a..d3981c7a7d3cfcc51f93a8a267db40b7ec012d14 100644
(file)
--- a/
3d_gpu/architecture/dynamic_simd/shape.mdwn
+++ b/
3d_gpu/architecture/dynamic_simd/shape.mdwn
@@
-26,3
+26,11
@@
Mantissa:
* when the context is 4xFP16 there are **four** mantissas of 10 bits
* when the context is 4xBF16 there are four mantissas of 5 bits.
+Exponent:
+
+* 1xFP64: 11 bits, one exponent
+* 2xFP32: 8 bits, two exponents
+* 4xFP16: 5 bits, four exponents
+* 4xBF16: 8 bits, four exponents
+
+