From 6414669678c37350935c09171ebb1959e5cbd274 Mon Sep 17 00:00:00 2001
From: Dominik Zobel <zobel@dkrz.de>
Date: Thu, 27 Jun 2024 12:09:38 +0200
Subject: [PATCH] Memory hierarchy on Levante GPU

---
 lectures/memory-hierarchies/slides.qmd | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/lectures/memory-hierarchies/slides.qmd b/lectures/memory-hierarchies/slides.qmd
index ba9f850..37a2eb6 100644
--- a/lectures/memory-hierarchies/slides.qmd
+++ b/lectures/memory-hierarchies/slides.qmd
@@ -492,6 +492,20 @@ $\approx$ Factor 20 between best and worst access
 
 
 
+## Memory on Levante GPUs
+
+ - For a NVIDIA A100 80GB GPU (4x in a Levante GPU node)
+ - Register and L1 Cache for one (of 108) Streaming Multiprocessor of a GPU
+
+|                      | Latency      | Capacity   |
+| -------------------- | ------------ | ---------- |
+| Register             | ~1 ns        | 4 x 64 KB  |
+| L1 Cache             | a few ns     | 192 KB     |
+| L2 Cache (shared)    | ~10 ns       | 40MB       |
+| Main Memory (HBM2e)  | 10s of ns    | 80 GB      |
+
+
+
 # Summary
 
 ## Observations
-- 
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