diff --git a/data/grid5000/sites/grenoble/clusters/nessie/nessie.json b/data/grid5000/sites/grenoble/clusters/nessie/nessie.json
index 0bd07b7d4620eaaeb1bac52a87d8ead7405af407..2da47e9157ebd264ba390d78a0ef0a27bc4b3b4a 100644
--- a/data/grid5000/sites/grenoble/clusters/nessie/nessie.json
+++ b/data/grid5000/sites/grenoble/clusters/nessie/nessie.json
@@ -9,7 +9,7 @@
   ],
   "model": "HPE ProLiant DL385 Gen10+ v2",
   "nodes_count": 1,
-  "nodes_description": "2 CPUs Intel Xeon Gold 6430, 32 cores/CPU, 64GB RAM, 1788GB SSD, 447GB SSD, 1 x 25Gb Ethernet",
+  "nodes_description": "2 CPUs Intel Xeon Gold 6430, 32 cores/CPU, 128GB RAM, 1788GB SSD, 447GB SSD, 1 x 25Gb Ethernet",
   "priority": 202408,
   "queues": [
     "admin",
diff --git a/data/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.json b/data/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.json
index 6fb0c9443ae4261fa7ce7daf71aa960f5411eff1..26b68775dd4d05480ddbc30f2a729f66245122c9 100644
--- a/data/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.json
+++ b/data/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.json
@@ -21,7 +21,7 @@
   },
   "exotic": false,
   "main_memory": {
-    "ram_size": 68719476736
+    "ram_size": 137438953472
   },
   "management_tools": {
     "bmc_vendor_tool": "ipmitool",
@@ -35,10 +35,20 @@
       "size": 34359738368,
       "technology": "dram"
     },
+    {
+      "device": "dimm_proc 1 dimm 3",
+      "size": 34359738368,
+      "technology": "dram"
+    },
     {
       "device": "dimm_proc 2 dimm 10",
       "size": 34359738368,
       "technology": "dram"
+    },
+    {
+      "device": "dimm_proc 2 dimm 3",
+      "size": 34359738368,
+      "technology": "dram"
     }
   ],
   "network_adapters": [
diff --git a/input/grid5000/sites/grenoble/clusters/nessie/nessie.yaml b/input/grid5000/sites/grenoble/clusters/nessie/nessie.yaml
index 7c83755599cf1d3ab1ad17e6f16e2a2ecc2c95a2..f3dbfa5a71a24beec958562c905d87c63c9dcfe2 100644
--- a/input/grid5000/sites/grenoble/clusters/nessie/nessie.yaml
+++ b/input/grid5000/sites/grenoble/clusters/nessie/nessie.yaml
@@ -19,7 +19,6 @@ nodes:
     processor:
       microarchitecture: Sapphire Rapids
       clock_speed: 3_400_000_000
-      version: Gold 6430
     network_adapters:
       bmc:
         enabled: true
diff --git a/input/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.yaml b/input/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.yaml
index 662603c059f8e382f7c516993ae679f010441d34..59bebaf0f31f6a4167e48025df48cd7dac8a2773 100644
--- a/input/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.yaml
+++ b/input/grid5000/sites/grenoble/clusters/nessie/nodes/nessie-1.yaml
@@ -17,14 +17,20 @@ nessie-1:
     name: ProLiant DL380 Gen11
     serial: CZ243200MS
   main_memory:
-    ram_size: 68719476736
+    ram_size: 137438953472
   memory_devices:
     dimm_proc 1 dimm 10:
       size: 34359738368
       technology: dram
+    dimm_proc 1 dimm 3:
+      size: 34359738368
+      technology: dram
     dimm_proc 2 dimm 10:
       size: 34359738368
       technology: dram
+    dimm_proc 2 dimm 3:
+      size: 34359738368
+      technology: dram
   network_adapters:
     bmc:
       ip: 172.17.25.1
@@ -72,6 +78,7 @@ nessie-1:
     model: Intel Xeon
     other_description: Intel(R) Xeon(R) Gold 6430
     vendor: Intel
+    version: Gold 6430
   storage_devices:
     pci-0000:36:00.0-scsi-0:2:1:0:
       by_path: "/dev/disk/by-path/pci-0000:36:00.0-scsi-0:2:1:0"