Archicad 13 System Requirements

System:
Windows® XP Professional (32-bit and 64-bit)
Windows® Vista Business and Ultimate Edition 
(32-bit and 64-bit)

Windows® 7
(32-bit and 64-bit)
Macintosh® OS X 10.5, or 10.6 Snow Leopard
Note for Windows users: QuickTime 7 or later and Java 6 or later
are required to run Archicad.

Archicad installer will automatically install Java 6 (build 1.6.12)
and QuickTime 7 if they are not present on your computer.
CPU:
Intel® Pentium 4, or compatible processors with equal or higher
performance
Mactel: Macintosh® with any Intel® processor
Multicore processor is recommended to exploit Archicad 13
performance capabilities.
Read more about multiprocessing.
RAM:
 2 GB of RAM is required, 4 GB or more is recommended for complex
models 
The maximum amount of memory Archicad can use on a 32-bit system is
4GB. Read more about this topic.
Hard Drive:
 Minimum of 1 GB free hard disk space is required for a full
installation. Additional 2-3 GB is required for work with complex
projects and 3D visualization.
Display:
 1024×768 resolution is required 1280×1024 or higher is recommended
Video Card:
 Open GL and DirectX 9 compatible graphic card with 256 MB or more
on-board video memory is recommended to fully exploit hardware
acceleration capabilities.		 Open GL compatible graphic card with 256 MB or more on-board video
memory is recommended to fully exploit hardware acceleration
capabilities.

Requirements for BIM Server

System:
Windows® XP Professional
Windows® Vista Business and Ultimate Edition 
Windows® 7

Windows Server® 2003, 2008

64-bit system is highly recommended
Macintosh® OS X 10.5, or 10.6 Snow Leopard

Macintosh® OS X 10.5 and 10.6 Server
Note for Windows users: QuickTime 7 or later and Java 6 or later
are required to run Archicad.

Archicad installer will automatically install Java 6 (build 1.6.12)
and QuickTime 7 if they are not present on your computer.
CPU:
Intel® Pentium 4, or higher required
Mactel: Macintosh® with any Intel® processor
Multicore processor is recommended Read more about multiprocessing.
RAM:
 2 GB of RAM is required, 4 GB or more is recommended 
Read more about this topic
Hard Drive:
 Minimum of 1 GB free hard disk space is required for a full
installation. Additional 2-3 GB is required per project.