I have an iMac Retina with 5120x2880 display (2 vertical displays 2560x2880 as one), Windows 10
I want to setup any 4:3 resolution, for example, 1600x1200 WITH BLACK SIDE BARS, NOT STRETCHED!
How I can do it?
Full system info:
Radeon Software Version - 17.6
Radeon Software Edition - Crimson ReLive
Graphics Chipset - AMD RADEON R9 M295X
Memory Size - 4096 MB
Memory Type - GDDR5
Core Clock - 850 MHz
Windows Version - Windows 10 (64 bit)
System Memory - 16 GB
CPU Type - Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Radeon Settings Version - 2017.0720.1406.23566
Driver Packaging Version - 17.10.3101.1006-170720a-316479C
Provider - Advanced Micro Devices, Inc.
2D Driver Version - 8.1.1.1599
Direct3D® Version - 9.14.10.01261
OpenGL® Version - 6.14.10.13476
OpenCL™ Version - 22.19.170.1536
AMD Mantle Version - Not Available
AMD Mantle API Version - Not Available
AMD Audio Driver Version - 10.0.1.5
Vulkan™ Driver Version - 1.5.0
Vulkan™ API Version - 1.0.39
Graphics Card Manufacturer - Powered by AMD
Graphics Chipset - AMD RADEON R9 M295X
Device ID - 6938
Vendor ID - 1002
SubSystem ID - 013A
SubSystem Vendor ID - 106B
Revision ID - 00
Bus Type - PCI Express 3.0
Current Bus Settings - PCI Express 3.0 x16
BIOS Version - 015.048.000.005
BIOS Part Number - 113-C773A1-014
BIOS Date - 2014/09/29 19:05
Memory Size - 4096 MB
Memory Type - GDDR5
Memory Clock - 1362 MHz
Core Clock - 850 MHz
Total Memory Bandwidth - 174 GByte/s
Memory Bit Rate - 5.45 Gbps
2D Driver File Path - /REGISTRY/MACHINE/SYSTEM/ControlSet001/Control/Class/{4d36e968-e325-11ce-bfc1-08002be10318}/0000
