The official Mass Effect forums have an update from Jay Watamaniuk, community manager of Bioware, which reveals the final minimum and recommended system requirements for the PC Version of Mass Effect.
Minimum System Requirements:
Operating System:
Windows XP or Vista
Processor:
2.4+GHZ Intel or 2.0+GHZ AMD
Memory:
1 Gigabyte Ram (XP)
2 Gigabyte Ram (Vista)
Video Card:
NVIDIA GeForce 6 series(6800GT or better)
ATI 1300XT or better (X1550, X1600 Pro and HD2400 are below minimum system requirements)
Hard Drive Space:
12 Gigabytes
Sound Card:
DirectX 9.0c compatible sound card and drivers
Recommended System Requirements:
Operating System:
Windows XP or Vista
Processor:
2.6+GHZ Intel or 2.4+GHZ AMD
Memory:
2 Gigabyte Ram
Video Card:
NVIDIA GeForce 7900 GTX or higher.
ATI X1800 XL series or higher
Hard Drive Space:
12 Gigabytes
Sound Card:
DirectX 9.0c compatible sound card and drivers – 5.1 sound card recommended
These speculations are fairly moderate, so most of us should be able to run it. How about you, will your machine be able to power Mass Effect?