Complex sentence: Nvidia's GeForce 256 was released in late 1999, which pioneered consumer hardware support for T&L, allowing it to perform significantly faster than the 3dfx Voodoo3, Matrox G400, ATI Rage 128 and S3 Savage4.
Split into simpler sentences: Nvidia's GeForce 256 was released in late 1999, which pioneered consumer hardware support for T&L. The GeForce 256 performed significantly faster than the 3dfx Voodoo3, Matrox G400, ATI Rage 128 and S3 Savage4.