Quote from: nenadx on April 20, 2018, 02:10:38 PM

Quote from: Branko on April 20, 2018, 12:14:16 PM

Sounds like one of crappy new GPUs...ordinary/good RX560s should have default mem clock 1750MHz, not 1500MHz

Is it "Sapphire Radeon RX Pulse 550 Graphics Card 4GB", 11268-15-20G, any better?

Specifications
Mfr Part Number: 11268-15-20G
Chipset: AMD Radeon RX 550
Boost Engine Clock: 1071 MHz
Video Memory: 4GB GDDR5
Memory Clock: 1500 MHz, 6000 MHz Effective
Memory Interface: 128-bit
Bus: PCI-Express 3.0 x16
Stream Processors: 640
RAMDAC: 400 MHz
Max. Resolution: 5120 x 2880, Support 3x Display Monitors
Connectors: DVI-D, HDMI, DisplayPort
Thermal: Fansink

Sorry, but your GPU is the Lexa-XT Chip, a bebranded and limited RX460 ... with slow 1500MHz Memory.
Sad