diff --git a/data/grid5000/sites/rennes/clusters/abacus28/abacus28.json b/data/grid5000/sites/rennes/clusters/abacus28/abacus28.json
new file mode 100644
index 0000000000000000000000000000000000000000..1d5acad21acd8f39cd5437be6b23075c3d27ea42
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/abacus28/abacus28.json
@@ -0,0 +1,20 @@
+{
+  "boot_type": "uefi",
+  "created_at": "Wed, 05 Feb 2025 00:00:00 GMT",
+  "exotic": false,
+  "kavlan": false,
+  "manufactured_at": "2024-12-06",
+  "metrics": [
+
+  ],
+  "model": "Dell PowerEdge C4140",
+  "priority": 202412,
+  "queues": [
+    "admin",
+    "testing"
+  ],
+  "redfish": true,
+  "type": "cluster",
+  "uid": "abacus28",
+  "warranty_end": "2027-12-06"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json b/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
new file mode 100644
index 0000000000000000000000000000000000000000..88d00ed303763af9d2c55b26b4a09f16775f47e8
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/abacus28/nodes/abacus28-1.json
@@ -0,0 +1,128 @@
+{
+  "architecture": {
+    "cpu_core_numbering": "contiguous",
+    "nb_cores": 72,
+    "nb_procs": 1,
+    "nb_threads": 72,
+    "platform_type": "x86_64"
+  },
+  "bios": {
+    "release_date": "01/01/2000",
+    "vendor": "Unknown",
+    "version": 1
+  },
+  "bmc_version": "v1",
+  "chassis": {
+    "manufactured_at": "2024-12-06",
+    "manufacturer": "Unknown",
+    "name": "Unknown",
+    "warranty_end": "2027-12-06"
+  },
+  "exotic": false,
+  "main_memory": {
+    "ram_size": 8
+  },
+  "management_tools": {
+    "bmc_vendor_tool": "racadm",
+    "ipmitool": {
+      "retries": 5
+    }
+  },
+  "memory_devices": [
+    {
+      "device": "dimm_proc 1 dimm 1",
+      "size": 8,
+      "technology": "dram"
+    }
+  ],
+  "network_adapters": [
+    {
+      "device": "eth0",
+      "driver": "mlx_core",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.16.109.31",
+      "ip6": "2001:660:4406:700:e::1f",
+      "kavlan": false,
+      "mac": "78:ac:44:15:dc:cc",
+      "management": false,
+      "mountable": true,
+      "mounted": true,
+      "name": "enp1s0f0np0",
+      "network_address": "abacus28-1.rennes.grid5000.fr",
+      "rate": 10000000000,
+      "switch": null,
+      "switch_port": null
+    },
+    {
+      "device": "bmc",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.17.109.31",
+      "kavlan": false,
+      "mac": "70:b5:e8:e3:e0:d8",
+      "management": true,
+      "mountable": false,
+      "mounted": false,
+      "network_address": "abacus28-1-bmc.rennes.grid5000.fr"
+    }
+  ],
+  "nodeset": "abacus28",
+  "operating_system": {
+    "cstate_driver": "unknown",
+    "cstate_governor": "unknown",
+    "ht_enabled": true,
+    "pstate_driver": "unknwon",
+    "pstate_governor": "unknown",
+    "turboboost_enabled": true
+  },
+  "performance": {
+    "core_flops": 33600000000,
+    "node_flops": 2419200000000
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": 8,
+    "cache_l1i": 8,
+    "cache_l2": 8,
+    "cache_l3": 8,
+    "clock_speed": 2100000000,
+    "ht_capable": true,
+    "instruction_set": "x86-64",
+    "microarchitecture": "Cascade Lake-SP",
+    "microcode": "0xd000001",
+    "model": "Intel Xeon",
+    "other_description": "Intel(R) Xeon(R) Silver 4216 CPU @ 2.10GHz",
+    "vendor": "Intel",
+    "version": "Silver 4216"
+  },
+  "redfish": true,
+  "software": {
+    "forced-deployment-timestamp": 202007300948,
+    "postinstall-version": "1.2025011610",
+    "standard-environment": "debian11-x64-std"
+  },
+  "storage_devices": [
+    {
+      "by_id": "",
+      "by_path": "/dev/disk/by-path/dummy",
+      "id": "disk0",
+      "interface": "SAS",
+      "model": "unknown",
+      "size": 8,
+      "storage": "SSD",
+      "vendor": "Unknown"
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "max_walltime": 0,
+    "queues": [
+      "admin",
+      "testing"
+    ]
+  },
+  "type": "node",
+  "uid": "abacus28-1"
+}
\ No newline at end of file
diff --git a/input/grid5000/ipv4.yaml b/input/grid5000/ipv4.yaml
index 8e911c8449e2e00ae8cac8184222cb3bfebfa7d3..d50624d4c3f1ec59db491d351bace15fbf25a836 100644
--- a/input/grid5000/ipv4.yaml
+++ b/input/grid5000/ipv4.yaml
@@ -100,6 +100,7 @@ ipv4:
       rennes abacus25 eth0 0 0 13 24
       rennes abacus26 eth0 0 0 13 28
       rennes abacus27 eth0 0 0 13 29
+      rennes abacus28 eth0 0 0 13 30
       rennes roazhon1 eth1 0 0 14 0
       rennes roazhon2 eth0 0 0 14 1
       rennes roazhon3 eth0 0 0 14 2
diff --git a/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml b/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..304433af9556b9d5a2b926c4803740fb40b4b326
--- /dev/null
+++ b/input/grid5000/sites/rennes/clusters/abacus28/abacus28.yaml
@@ -0,0 +1,41 @@
+---
+model: Dell PowerEdge C4140
+created_at: 2025-02-05
+kavlan: false
+boot_type: uefi
+exotic: false
+queues:
+  - admin
+  - testing
+nodes:
+  abacus28-1:
+    chassis:
+      manufactured_at: 2024-12-06
+      warranty_end: 2027-12-06
+    supported_job_types:
+      deploy: true
+      besteffort: true
+      max_walltime: 0
+    processor:
+      microarchitecture: Cascade Lake-SP
+      clock_speed: 2100000000
+    network_adapters:
+      bmc:
+        interface: Ethernet
+        enabled: true
+        mountable: false
+        mounted: false
+      eth0:
+        enabled: true
+        mountable: true
+        mounted: true
+    storage_devices:
+      disk0: # This field will have to be renamed later.
+        id: disk0
+        interface: SAS
+        by_path: "/dev/disk/by-path/dummy" # this path will have to change later.
+    software:
+      standard-environment: debian11-x64-std
+    management_tools:
+      bmc_vendor_tool: racadm
+    nodeset: abacus28
\ No newline at end of file
diff --git a/input/grid5000/sites/rennes/clusters/abacus28/nodes.yaml.erb b/input/grid5000/sites/rennes/clusters/abacus28/nodes.yaml.erb
new file mode 100644
index 0000000000000000000000000000000000000000..eb14a7c9bec57fe71c70cf408fdf4bcac342b675
--- /dev/null
+++ b/input/grid5000/sites/rennes/clusters/abacus28/nodes.yaml.erb
@@ -0,0 +1,78 @@
+<%
+  cluster_name = "abacus28"
+  nodes_number = 1
+  # MAC addresses declaration
+  mac_eth0_list = %w(
+    78:ac:44:15:dc:cc
+  )
+
+  mac_bmc_list = %w(
+    70:b5:e8:e3:e0:d8
+  )
+%>
+---
+nodes:
+<% (1..nodes_number).each { |i| %>
+ <%= cluster_name %>-<%= i %>:
+    architecture:
+      nb_procs: 1 
+      nb_cores: 72 
+      nb_threads: 72
+      platform_type: x86_64 
+      cpu_core_numbering: contiguous 
+    bios:
+      release_date: 01/01/2000 # Fake date, will be replaced by g5k-checks
+      vendor: Unknown # Fake vendor, will be replaced by g5k-checks
+      version: 1 # Fake version, will be replaced by g5k-checks
+    bmc_version: v1 # Fake version, will be replaced by g5k-checks
+    chassis:
+      manufacturer: Unknown # Fake manufacturer, will be replaced by g5k-checks
+      name: Unknown # Fake name, will be replaced by g5k-checks
+    main_memory:
+      ram_size: 8 # Fake size, will be replaced by g5k-checks
+    memory_devices:
+      dimm:
+        size: 8 # Fake size, will be replaced by g5k-checks
+        technology: dram # Common memory technology, will be replaced by g5k-checks
+    processor:
+      model: Intel Xeon
+      other_description: Intel(R) Xeon(R) Silver 4216 CPU @ 2.10GHz
+      vendor: Intel
+      version: Silver 4216
+      cache_l1d: 8 # Fake cache, will be replaced by g5k-checks
+      cache_l1i: 8 # Fake cache, will be replaced by g5k-checks
+      cache_l2: 8 # Fake cache, will be replaced by g5k-checks
+      cache_l3: 8 # Fake cache, will be replaced by g5k-checks
+      instruction_set: x86-64 # Common instruction set, will be replaced by g5k-checks
+      microcode: "0xd000001" # Fake microcode, will be replaced by g5k-checks
+      ht_capable: true # Default ht capable value, will be replaced by g5k-checks 
+    main_memory:
+      ram_size: 8 # Fake ram size, will be replaced by g5k-checks
+    memory_devices:
+      dimm_proc 1 dimm 1: # Fake dimm name, will be replaced by g5k-checks
+        size: 8 # Fake dimm size, will be replaced by g5k-checks
+        technology: dram # Default dimm technology, will be replaced by g5k-checks
+    operating_system:
+      cstate_driver: unknown # Fake driver, will be replaced by g5k-checks
+      cstate_governor: unknown # Fake governor, will be replaced by g5k-checks
+      ht_enabled: true # common value for hyper threading, will be replaced by g5k-checks
+      pstate_driver: unknwon # Fake driver, will be replaced by g5k-checks
+      pstate_governor: unknown # Fake driver, will be replaced by g5k-checks
+      turboboost_enabled: true # Default value for turboboost, will be replaced by g5k-checks 
+    network_adapters:
+      bmc:
+        management: true
+        mac: <%= mac_bmc_list[i - 1] %>
+      eth0:
+        interface: Ethernet
+        management: false
+        driver: mlx_core
+        name: enp1s0f0np0
+        rate: 10000000000
+        mac: <%= mac_eth0_list[i - 1] %>
+    storage_devices:
+      disk0:
+        storage: SSD # Common value, will be replaced by g5k-checks
+        model: unknown # fake value,  
+        size: 8 # Fake value, will be replaced by g5k-checks
+<% } %>
diff --git a/lib/refrepo/input_loader.rb b/lib/refrepo/input_loader.rb
index 463a11655ce1dba20eeaaca2b19fdafeaaa5f364..4c5beceb3db5e502bfc1355143821df74b046bbf 100644
--- a/lib/refrepo/input_loader.rb
+++ b/lib/refrepo/input_loader.rb
@@ -742,7 +742,7 @@ def get_flops_per_cycle(microarch, cpu_name, cluster_uid)
     return 48
   when "Cascade Lake-SP", "Skylake", "Skylake-SP"
     case cpu_name
-    when /Silver 4110/, /Silver 4114/, /Silver 4214/, /Gold 5218/, /Gold 5220/, /Gold 5115/, /Gold 5118/, /Gold 5120/, /Gold 5220R/
+    when /Silver 4110/, /Silver 4114/, /Silver 4214/, /Silver 4216/, /Gold 5218/, /Gold 5220/, /Gold 5115/, /Gold 5118/, /Gold 5120/, /Gold 5220R/
       return 16
     when /Gold 6126/, /Gold 6130/, /Gold 6142/, /Gold 6154/, /Gold 6248/, /Gold 6254/, /Gold 6240L/
       return 32