The V4HD has the following system requirements.

For all systems:

• 1 GB of RAM; 2 GB or more recommended
• Available FireWire 400 or 800 port
• Available USB port (for firmware updates)
• Large hard disk drive (preferably at least 500 GB)
• CD-ROM disc drive for installation

For Mac OS X:

• PowerPC G5 CPU or faster; Intel CPU and multiple CPUs or multiple-core CPU highly recommended. An Intel CPU is required for ProRes support.
• Mac OS X version 10.8, 10.7, 10.6 or 10.5; version 10.4.9 or later is required
• For use with Final Cut Pro 5.1 or later; Final Cut Pro 6.0 or later is required for ProRes. Final Cut Pro 7.0 or later is recommended under Mac OS X v10.6.

For Windows:

32-bit

• Pentium 4 CPU 1 GHz or faster; multiple processors or multiple cores highly recommended
• 32-bit operating system: Windows 8, Windows 7, Vista, or XP Professional SP3
• For use with Premiere Pro CS3 version 3.1 or later; CS4 support requires version 4.0.1 or later

64-bit

• Intel Core 2 Duo or AMD Phenom II processor
• 64-bit operating system: Windows 8, Windows 7, Vista, or XP
• For use with Premiere Pro CS4 version 4.2.1 or later; CS5 support requires Windows 8, Windows 7 or Vista

Supported NVIDIA graphics cards for GPU acceleration

• Quadro FX line (3800, 4800 and 5800)
• GeForce GTX series (285 and 470)