I missed mention of this but that card is a 1080 founders which is listed at 8GB of VRAM.
Re-reading the thread, I've NFC why I replied with that. I must've had something else on my mind at the time, so I've 'lined out' that reply.
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Ask your questions on the forum where others can also benefit from the information.
Author of the almost unknown and heavily neglected blog: Multiboxology
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