RTX 4070 infused with slower GDDR6 pictured — new variant features 20 Gbps VRAM with 5% less bandwidth from Tomshardware on 2024-08-12 16:03 (#6PXP9) Galax is purportedly preparing to launch an RTX 4070 with GDDR6 memory rather than GDDR6X. The new model will utilize 20Gbps modules, giving it 5% less bandwidth than GDDR6X-equipped RTX 4070 models.