PS CC installed (and CS6 installed). When working on large files I run out of memory pretty quickly (I have 8 gigs of Ram. I openedCS6 and looked at System info - 7123MB of RAM available ..in CC only 3255 MB available. How do I increase

CS6

Operating System: Windows 7 64-bit

Version: 6.1 Service Pack 1

System architecture: Intel CPU Family:6, Model:12, Stepping:3 with MMX, SSE Integer, SSE FP, SSE2, SSE3, SSE4.1, SSE4.2

Physical processor count: 4

Processor speed: 2993 MHz

Built-in memory: 8079 MB

Free memory: 4650 MB

Memory available to Photoshop: 7123 MB

Memory used by Photoshop: 78 %

  Image tile size: 1024K

CC

Operating System: Windows 7 64-bit

Version: 6.1 Service Pack 1

System architecture: Intel CPU Family:6, Model:12, Stepping:3 with MMX, SSE Integer, SSE FP, SSE2, SSE3, SSE4.1, SSE4.2

Physical processor count: 4

Processor speed: 2993 MHz

Built-in memory: 8079 MB

Free memory: 4619 MB

Memory available to Photoshop: 3255 MB

Memory used by Photoshop: 72 %