Nvidia Quadro K6000 User Manual page 6

Driver Support:

Windows 8.1, 8, 7, Vista, and Linux (32- and 64-bit)

Windows XP SP3 32- and 64-bit driver supports only two GPUs, and only the Frame Lock
and Swap Lock features are available
Quadro K6000, Quadro Sync and Mosaic Configuration Options
1) Four display configuration with Quadro K6000 and Quadro Sync.
2) Eight (1 x 8 or 2 x 4) display configuration with two Quadro K6000s and Quadro Sync.
NVIDIA Quadro K6000 Sync User Guide 6