Diamond Stealth 64 DRAM

Technical details
Name:	Stealth 64 DRAM
Company:	Diamond Multimedia Systems Inc.
Chipset:	S3 Trio64 PnP 86C764X
Bus:	PCI
RAM:	2 MB DRAM 60ns 64 bit
DAC:	integrated 135 MHz
Connectors:	VGA, VESA
PCI-ID:	VENDOR 5333 DEVICE 8811
FCC-ID:	FTUPCI7642M
Manufactured:	1996

The Trio64 PCI graphics card were quite common.

Diamond Drivers
S3 Drivers
S3 VBE20 3.18 driver and speed tool
S3 Trio feature specs at Wikipedia