Hello,
I use a Rig with Windows 10 update 20H2. 2 x AMD and 2x Nvidia Cards.
The AMD RX 570/580 with 8gb VRAM. But Phoenix Miner shows only 6,4gb VRAM.
2021.01.10:11:56:39.114: main Phoenix Miner 5.3b Windows/msvc - Release build
2021.01.10:11:56:39.194: main CUDA version: 11.0, CUDA runtime: 8.0
2021.01.10:11:56:40.970: main OpenCL driver version: 19.12.x/20.1-3.x
2021.01.10:11:56:41.014: main Available GPUs for mining:
2021.01.10:11:56:41.014: main GPU1: Radeon RX 580 Series (pcie 1), OpenCL 2.0, 6.4 GB VRAM, 36 CUs
2021.01.10:11:56:41.014: main GPU2: GeForce GTX 1070 (pcie 3), CUDA cap. 6.1, 8 GB VRAM, 15 CUs
2021.01.10:11:56:41.014: main GPU3: GeForce GTX 1070 (pcie 4), CUDA cap. 6.1, 8 GB VRAM, 15 CUs
2021.01.10:11:56:41.014: main GPU4: Radeon RX 570 Series (pcie 5), OpenCL 2.0, 6.4 GB VRAM, 32 CUs
2021.01.10:11:56:41.014: main ADL library initialized
2021.01.10:11:56:41.024: main NVML library initialized
2021.01.10:11:56:41.059: main Nvidia driver version: 451.67
2021.01.10:11:56:43.320: main Eth: the pool list contains 1 pool (1 from command-line)
2021.01.10:11:56:43.320: main Eth: primary pool: eu2.ethermine.org:4444
2021.01.10:11:56:43.320: main Starting GPU mining
2021.01.10:11:56:43.320: main Matched GPU1 to ADL adapter index 8 (method 1)
2021.01.10:11:56:43.347: main GPU1: AMD driver 20.1.3
2021.01.10:11:56:43.347: main GPU1: Created ADL monitor for adapter 8; overdrive version: 7 (7)
2021.01.10:11:56:43.347: main GPU1: using AMD driver ver 20.1.3
2021.01.10:11:56:43.348: main Matched GPU4 to ADL adapter index 0 (method 1)
2021.01.10:11:56:43.381: main GPU4: AMD driver 20.1.3
2021.01.10:11:56:43.381: main GPU4: Created ADL monitor for adapter 0; overdrive version: 7 (7)
2021.01.10:11:56:43.381: main GPU4: using AMD driver ver 20.1.3
2021.01.10:11:56:43.516: wdog Starting watchdog thread
2021.01.10:11:56:43.517: main Eth: Connecting to ethash pool eu2.ethermine.org:4444 (proto: EthProxy)
2021.01.10:11:56:43.518: main GPU1: 37C 30% 6W, GPU2: 25C 30% 8W, GPU3: 27C 30% 8W, GPU4: 27C 30% 6W
Any idea?
Thanks.
update your amd driver to 20.11.2. I am on the same version of windows and that driver version works fine. Also update your miner to 5.4.c. Try the miner update first and then the driver next.
2021.01.12:01:07:03.890: main Phoenix Miner 5.4c Windows/msvc - Release build
2021.01.12:01:07:03.890: main Cmd line:
2021.01.12:01:07:03.890: main config.txt: -proto 3 -fret 5 -ftimeout 120 -ptimeout 5 -amd -gpus 123456 -gswin 30 -gsi 30 -tstop 80 -tstart 75 -gt 38,32,76,69,69,76 -vmr 25 -straps 1
2021.01.12:01:07:06.447: main OpenCL driver version: 20.11.2
2021.01.12:01:07:06.504: main Available GPUs for mining:
2021.01.12:01:07:06.504: main GPU1: Radeon RX 580 Series (pcie 1), OpenCL 2.0, 8 GB VRAM, 36 CUs
2021.01.12:01:07:06.504: main GPU2: Radeon RX 580 Series (pcie 2), OpenCL 2.0, 8 GB VRAM, 36 CUs
2021.01.12:01:07:06.504: main GPU3: Radeon RX 580 Series (pcie 4), OpenCL 2.0, 8 GB VRAM, 36 CUs
2021.01.12:01:07:06.504: main GPU4: Radeon RX 580 Series (pcie 6), OpenCL 2.0, 8 GB VRAM, 36 CUs
2021.01.12:01:07:06.504: main GPU5: Radeon RX 580 Series (pcie

, OpenCL 2.0, 8 GB VRAM, 36 CUs
2021.01.12:01:07:06.504: main GPU6: Radeon RX 580 Series (pcie 9), OpenCL 2.0, 8 GB VRAM, 36 CUs