added Capella

doc.zih.tu-dresden.de/docs/jobs_and_resources/hardware_overview.md

@@ -15,6 +15,7 @@ perspective, there will be **five separate clusters**:
 
 | Name                                | Description           | Year of Installation | DNS |
 | ----------------------------------- | ----------------------| -------------------- | --- |
+| [`Capella`](#capella)               | GPU cluster           | 2024                 | `c[1-244].capella.hpc.tu-dresden.de` |
 | [`Barnard`](#barnard)               | CPU cluster           | 2023                 | `n[1001-1630].barnard.hpc.tu-dresden.de` |
 | [`Alpha Centauri`](#alpha-centauri) | GPU cluster           | 2021                 | `i[8001-8037].alpha.hpc.tu-dresden.de` |
 | [`Julia`](#julia)                   | Single SMP system     | 2021                 | `julia.hpc.tu-dresden.de` |
@@ -36,7 +37,7 @@ nodes** running on the same CPU.  Job submission will be possible only from with
 All clusters will be integrated to the new InfiniBand fabric and have then the same access to
 the shared filesystems. This recabling will require a brief downtime of a few days.
 
-![Architecture overview 2023](../jobs_and_resources/misc/architecture_2023.png)
+![Architecture overview 2023](../jobs_and_resources/misc/architecture_2024.png)
 {: align=center}
 
 ### Compute Systems
@@ -133,6 +134,20 @@ and is designed for AI and ML tasks.
 - Operating system: Rocky Linux 8.7
 - Further information on the usage is documented on the site [GPU Cluster Alpha Centauri](alpha_centauri.md)
 
+## Capella
+
+The cluster `Capella` by MEGWARE provides AMD Genoa CPUs and NVIDIA H100 GPUs
+and is designed for AI and ML tasks.
+
+- 144 nodes, each with
+    - 4 x NVIDIA H100-SXM5 Tensor Core-GPUs
+    - 2 x AMD EPYC CPU 9334 (32 cores) @ 2.7 GHz, Multithreading disabled
+    - 768 GB RAM (24 x 32 GB TruDDR5, 4800 MHz)
+    - 800 GB local memory on NVMe device at `/tmp`
+- Login nodes: `login[1-2].capella.hpc.tu-dresden.de`
+- Hostnames: `c[1-144]].capella.hpc.tu-dresden.de`
+- Operating system: Alma Linux 9.4
+
 ## Romeo
 
 The cluster `Romeo` is a general purpose cluster by NEC based on AMD Rome CPUs.