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AMD Radeon RX 6600

Joined
Feb 22, 2021
Messages
27 (0.02/day)
Location
Austria
Processor AMD Ryzen 9 5950X
Motherboard MSI MAG B550 Tomahawk
Cooling Noctua NH-15D
Memory Crucial Ballistix 4x 16GB, DDR4-3600, CL16 (tuned)
Video Card(s) Sapphire Nitro+ Radeon RX 7900 XT Vapor-X
Storage Samsung SSD 970 EVO Plus 1TB, 2x
Display(s) Gaming: LG OLED48CX9LB 4K@120Hz, Office: Samsung M7 M70A 4K@60Hz
Case be quiet! Pure Base 500DX
Power Supply be quiet! Straight Power 11 Platinum 750W
Software Windows 10 Home, 64-Bit
a bit outdated, but I redone the multi monitor test acc. to
Multi-monitor: Two monitors are connected to the tested card, and both use different display timings. One monitor runs 2560x1440 over DisplayPort, and the other monitor runs 1920x1080 over HDMI. The refresh rate is set to 60 Hz for both screens. Windows 10 is sitting at the desktop with all windows closed and drivers installed. The card is left to warm up in idle mode until power draw is stable. When using two identical monitors with the same timings and resolution, power consumption can be lower. When using high refresh rate monitors, power consumption can be higher than in this test.
and: 3 W power draw
display1.png

display2.png

power.png


my monitors, actually smart TVs, are 4k. one 120hz, one 60hz.
multi monitor with both at 4k@60hz results in 18W power draw.

my current gpu is from sapphire.

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Joined
Feb 22, 2021
Messages
27 (0.02/day)
Location
Austria
Processor AMD Ryzen 9 5950X
Motherboard MSI MAG B550 Tomahawk
Cooling Noctua NH-15D
Memory Crucial Ballistix 4x 16GB, DDR4-3600, CL16 (tuned)
Video Card(s) Sapphire Nitro+ Radeon RX 7900 XT Vapor-X
Storage Samsung SSD 970 EVO Plus 1TB, 2x
Display(s) Gaming: LG OLED48CX9LB 4K@120Hz, Office: Samsung M7 M70A 4K@60Hz
Case be quiet! Pure Base 500DX
Power Supply be quiet! Straight Power 11 Platinum 750W
Software Windows 10 Home, 64-Bit
Do your video playback figures match the review? There's an 11 watt increase from the 6600 xt :twitch:
it very much depends if VRAM CLK goes up. eg youtube in 4k usually drives the clock to 1750 mhz and so yes, the power draw goes to the usual ~18W.
for some quality settings resp videos the clock would stay at ~half and so power also at 11W.
the formula is 3-4W idle + VRAM clock + GPU clock. where VRAM is 0-15W and GPU is 0-80W.
 
Joined
Dec 11, 2019
Messages
286 (0.18/day)
it very much depends if VRAM CLK goes up. eg youtube in 4k usually drives the clock to 1750 mhz and so yes, the power draw goes to the usual ~18W.
for some quality settings resp videos the clock would stay at ~half and so power also at 11W.
the formula is 3-4W idle + VRAM clock + GPU clock. where VRAM is 0-15W and GPU is 0-80W.

cool, thank you for the testing
 
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