In order for you to play Devil May Cry 4 on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows XP Service Pack 2
Processor (CPU):
Intel 4 Pentium processor or better
Memory (RAM):
512 MB
Graphics Card:
NVIDIA GeForce 6600 series or better
Hard Drive:
8GB of free space
In order to play Devil May Cry 4 on Windows with maximum graphics settings, you need a computer with a configuration no worse than the following
OS *:
Windows Vista
Processor (CPU):
Intel Core 2 Duo processor or better
Memory (RAM):
1GB
Graphics Card:
NVIDIA GeForce 8600 series or better
Hard Drive:
8GB of free space