Which are you using (Windows 10, XP, Linux)?
Although 3dfx is no longer around, some legacy drivers are still available through online archives or third-party websites. These drivers might not be compatible with modern operating systems or hardware configurations. diamond future technology pc 034 driver
The driver is for a different revision of the PC 034. Solution: You have a hardware mismatch. Re-check the Hardware ID. Late revision PC 034 cards used a PLX Technology PCI bridge chip, which requires a completely different driver (PLX 90xx series). You need to find the driver specific to the bridge chip, not the Diamond Future brand. Which are you using (Windows 10, XP, Linux)
If this is for a , what is the specific technological application of diamond you are researching? Quantum Diamond Laboratory (QDL) The driver is for a different revision of the PC 034
Diamond Future Technology (DFT) cards like the PC 034 were sought after because they offered: