Cyrix 486DRx²20/40
Cyrix 486DRx²16/32
Cyrix 486DRx²20/40
Cyrix 486DRx²25/50
Cyrix 486DRx²33/66
Name |
Codename
|
Core frequency
|
Memory
|
Core configuration*
|
Interface
|
S3 GammaChrome S18 |
Metropolis
|
300 or 400 or 450 MHz
|
128 or 256 Mo DDR @300 or 450 MHz
|
8/4/4/4
|
PCI-E
|
S3 GammaChrome S19 |
Matrix
|
500 MHz
|
???
|
8/8/8/8
|
PCI-E
|
S3 GammaChrome S23 |
|
500 MHz
|
??? GDDR @500 MHz
|
4
|
PCI-E
|
S3 GammaChrome S25 |
|
500 MHz
|
??? GDDR @600 MHz
|
4
|
PCI-E
|
S3 GammaChrome S27 |
|
700 MHz
|
??? GDDR3 @700 MHz
|
4
|
PCI-E
|
S3 GammaChrome XM18 |
Metropolis MPM
|
350 MHz
|
32 or 64 Mo DDR @350 MHz
|
8/4/4/4
|
|
* : pixel shaders/vertex shaders/texture mapping units/render output units