Samsung promises big changes with the upcoming M and A-series of mid-range smartphones and the first signs of the Galaxy A50 have already surfaced. The phone was just certified by the W-Fi Alliance and now we have a Geekbench score sheet suggesting that there might be a 6GB RAM variant. Interestingly enough, this isn't the first sighting of the handset on Geekbench. Just over a month ago, the Galaxy A50 under a different model number designated for another market surfaced with 4GB of RAM and what a appears to be an Exynos 9610 chipset. The new listing is in line with what we've...