Gigabyte G1 980 In an NZXT H440 case?

Solution
NZXT say this -

GPU Clearance With HDD Cage: 294mm
GPU Clearance Without HDD Cage: 406.2mm

Gigabyte Say this -

L=312mm

I say this -

You need to remove parts of the HDD cage for that long card to fit in that case.