The 'new' Resi is a remastered version of the 2002 GameCube remake. Here's a few details from Capcom on what to expect:
The original "tank controls" remain, however there is also a modern option where the character moves in the direction of the analog sick. But if you read this and the 16x9 scrolling options and think "no way, I want the original experience," then good news - all this stuff can be adjusted in-game, any time.
Producers Tetsuya Kitabayashi and Yoshiaki Hirabyashi made an announcement video. Check that out and then look at the current-gen screens to see how the upgrade compares: