Diamond Stealth 64 PCI
The S3 86C964 chip on this card is made in the 20th week of 1994. This is the oldest PCI card I've ever had and it would fit nicely (timeframe wise) in a socket 4 Pentium 60 or 66 
.
thandor.net - object
Specifications
Chipset
86C964
PCB date
9441
Chip date
9420
RAM
1MB EDO 7NS (SEC?)
Interface
PCI
Condition
Card only
TV functions?
No
Engineering sample?
No
RAMDAC
Bt485AKPJ135
Board revision
A5
Stealth 64
)
)