Terrible chunk loading

Chunks load very slowly, and sometimes not until I cause a block update do they even load at all. In the screenshots shown, block updates wouldn't even work. I haven't seen anyone else having this problem, but it only occurs in 1.13 snapshots, 1.12 works fine. Although, it does seem that 18w08b renders chunks worse than previous snapshots.
F3+T will sometimes fix a chunk or two, but the problem persists.
I attempted adjusting my render distance to as high as 20 chunks, and as low as 10, the problem persisted.
I have noticed FPS higher than normal, however, sometimes hitting 100+ FPS, which in previous versions never got above 60.
Everything else, slight 'rubber-banding' aside, seems fine. Just awful chunk loading. Is there something I'm doing wrong?