diff --git a/README.md b/README.md
index 8e5bccf..edaeef8 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ What is included:
 ### Installation
 
 Requirements:
- - Recent NVIDIA GPU (tested on RTX 4090, L40S, A100, H100)
+ - Recent NVIDIA GPU (tested on RTX 4090, L40S, A100, H100) with at least 20 GB of GPU RAM
  - 30GB of free disk space
  
 You will need to install poppler-utils and additional fonts for rendering PDF images.
diff --git a/olmocr/check.py b/olmocr/check.py
index d65d4cd..2fc0d3d 100644
--- a/olmocr/check.py
+++ b/olmocr/check.py
@@ -27,7 +27,7 @@ def check_sglang_version():
         sys.exit(1)
 
 
-def check_torch_gpu_available(min_gpu_memory: int = 8 * 1024**3):
+def check_torch_gpu_available(min_gpu_memory: int = 20 * 1024**3):
     try:
         import torch
     except: