The Rome: Total Realism team has released patch 6.2 of their popular mod.

You can get their mod here

Some key changes in the patch are:

-Close to 100 bug fixes ranging from low to medium severity, reported to us via our Bug Reporting forums.
-New Sarmatian units
-New Roman Polybian units
-Gloss Textures for all units in the game enabling true reflections on reflective surfaces such as helmets, armors, metallic shields, cataphract armor, shin guards, belt buckles, spear tips, sword blades etc
-Darth's Formations mod 8.0
-Archer's skymod 1.32
-Fireship's thinner dust mod, and no projectile trails mod

Discuss Rome Total Realism on their TWC Subforums

This mod is designed for Rome: Total War patch 1.2. It will not work with any other versions.