3Dfx Voodoo Rush used a few different chipsets for the 2D Rendering such as AT25(aT3D) and MX86251 chips. Drivers will depend on which combination you have.
MX86251+3Dfx Voodoo Rush Driver
File: macronix-voodoorush-v10211B.zip
02750df6d22974492726e2362baf793fe11f297c80c30073ac7434e7dc7f0807
Voodoo Rush MX86251 Mancuso Mix Driver
File: MX86251_3Dfx_Mancuso_Mix_2.0.zip
f1e84114feeb5d9eea5497d3eeb1b81ad9259dee0f3daba20e3e9743372ec5be
AT25 + Voodoo Rush Dual Board Drivers
File: voodoorush-at25-at3d-9x-glide242.zip
937e99bade21cad7c525eb740875c986df938758ba1eb3db3bb5aa7ffdc75aa4
Voodoo Rush based Single Planar Board Drivers
File: voodoorush-30100-single.zip
49fb6ebf45593529019dc9c3719be3b3341c5d0225c687d77d7f0a46ee1e2db7
Voodoo Rush based Dual Planar Board Drivers
File: voodoorush-30100-dual.zip
c73db54a9b42a8cf5efcd0b0b44564f6264a8b278bdaf6915a373591756a0751
Hercules Stingray 128/3D Drivers
File: stingray128_3D-Win31-v1000b.zip
86b7b0cda556ceb1fa5e193e790400fc28ddec59cd5aedf516444780d4ae5a94
Hercules Stingray 128/3D Drivers
File: stingray128_3D-OS2-R116.22.zip
9a87a97f36e7b5b00dfc9fb652dccbb9da7623468b4081cdc8725bd89ba9c24d