diff --git a/lib/config.py b/lib/config.py
index 101c932..2fae529 100644
--- a/lib/config.py
+++ b/lib/config.py
@@ -32,7 +32,8 @@ hard_config = {
     "container_log_streaming_interval": 2, # Seconds
     "maximum_service_loop_time": 900, # Seconds, failsafe variable - if service is stuck processing longer than this timeframe it will lead into restarting the app
     "maximum_pull_service_loop_time": 14400, # Exception for image pulling
-    "creation_engine": "wrapper" # "wrapper" or "sdk" | Wrapper - wrapped docker cli, SDK - docker sdk
+    "creation_engine": "wrapper", # "wrapper" or "sdk" | Wrapper - wrapped docker cli, SDK - docker sdk
+    "allow_mixed_gpus": False
 }
 
 parser = argparse.ArgumentParser(description='Example argparse usage')
diff --git a/lib/get_specs.py b/lib/get_specs.py
index f0fddaf..0014a67 100644
--- a/lib/get_specs.py
+++ b/lib/get_specs.py
@@ -291,9 +291,17 @@ class Specs:
     def __init__(self):
         self.motherboard_name_file = "/sys/devices/virtual/dmi/id/board_name"
 
-    async def get(self, benchmark_internet=False, benchmark_disk=False):
+    async def get(self, benchmark_internet=False, benchmark_disk=False, require_same_gpus=False):
         total_threads, total_cores, model_name = self.get_cpu_info()
         gpu_str, gpu_mem, gpus, nvml_err = get_gpu_info()
+        if require_same_gpus:
+            last_gpu_name=''
+            for gpu in gpus:
+                if not last_gpu_name:
+                    last_gpu_name=gpu["name"]
+                elif last_gpu_name!=gpu["name"]:
+                    print("\033[31mMixed GPU machines are not allowed\033[0m")
+                    sys.exit(1)
         docker_daemon_config = docker_interface.get_daemon_config()
         disk_str=""
         data_root_location="main_disk"
@@ -337,7 +345,10 @@ class Specs:
                 data_root_location="separate"
                 disk_str = f"{disk_type} {overlay_total_size}GB"
 
-        disk_speeds = await disk_speed()
+        if benchmark_disk:
+            disk_speeds = await disk_speed()
+        else:
+            disk_speeds = [0,0]
 
         response = {
             "mb": await self.motherboard_type(),
diff --git a/lib/init_server.py b/lib/init_server.py
index bfe9d3c..c247f0f 100644
--- a/lib/init_server.py
+++ b/lib/init_server.py
@@ -86,7 +86,7 @@ async def work_init(loader_event, init_token):
         log.error("Cuda must be version 11.7+")
         os._exit(1)
 
-    machine_specs = await specs.get(benchmark_internet=True)
+    machine_specs = await specs.get(benchmark_internet=True, benchmark_disk=True, require_same_gpus=(not config.allow_mixed_gpus))
 
     loader_event.clear()
     complete_loader()