diff --git a/comfy/cli_args.py b/comfy/cli_args.py
index 6aee14b3e..c99c9e65e 100644
--- a/comfy/cli_args.py
+++ b/comfy/cli_args.py
@@ -133,9 +133,9 @@ parser.add_argument("--deterministic", action="store_true", help="Make pytorch u
 
 class PerformanceFeature(enum.Enum):
     Fp16Accumulation = "fp16_accumulation"
-    Fp8Optimization = "fp8_optimization"
+    Fp8MatrixMultiplication = "fp8_matrix_mult"
 
-parser.add_argument("--fast", nargs="*", type=PerformanceFeature, help="Enable some untested and potentially quality deteriorating optimizations.")
+parser.add_argument("--fast", nargs="*", type=PerformanceFeature, help="Enable some untested and potentially quality deteriorating optimizations. --fast with no arguments enables everything. You can pass a list specific optimizations if you only want to enable specific ones. Current valid optimizations: fp16_accumulation fp8_matrix_mult")
 
 parser.add_argument("--dont-print-server", action="store_true", help="Don't print server output.")
 parser.add_argument("--quick-test-for-ci", action="store_true", help="Quick test for CI.")
diff --git a/comfy/ops.py b/comfy/ops.py
index d98b2b0e7..358c6ec60 100644
--- a/comfy/ops.py
+++ b/comfy/ops.py
@@ -362,7 +362,7 @@ def pick_operations(weight_dtype, compute_dtype, load_device=None, disable_fast_
 
     if (
         fp8_compute and
-        (fp8_optimizations or PerformanceFeature.Fp8Optimization in args.fast) and
+        (fp8_optimizations or PerformanceFeature.Fp8MatrixMultiplication in args.fast) and
         not disable_fast_fp8
     ):
         return fp8_ops