Fake Soul Gem
Vanilla Reward - None
Redux Reward -  Skill book

Escort Itermerel
Vanilla Reward - None
Redux Reward - Some scrolls of unlocking

Kill Necromancer Tashpi Ashibeal
Vanilla Reward - 2 scrolls of Elemental Burst: Fire & 2 scrolls of fourth barrier
Redux Reward - Changed the two Fire scrolls to Frost, as you already receive Burst Fire scrolls from another quest

Steal Chimarvamidium
Vanilla Reward - None
Redux Reward - Some Alchemy apparatus 

Dwemer Tube from Arkngthunch-Sturdumz
Vanilla Reward - None
Redux Reward - Skill training in Mysticism 

Nchuleftingth Expedition
Vanilla Reward - None
Redux Reward - Enchanted Ring: Aetherian Ostracization

Scarab Plans in Mzuleft
Vanilla Reward - None
Redux Reward - Scroll of Supreme Domination

Bethamez
Vanilla Reward - None
Redux Reward - Unique spell: Unrestrained Immolation

Meeting with a Wise Woman
Vanilla Reward - Nothing from Skink, Ancestor's Ring from Ashlander
Redux Reward - Spell: Flay Spirit & Ancestor's Ring
Other Changes - Reduced Reputation from 2 to 1 

Kill Necromancer Telura Ulver
Vanilla Reward - None
Redux Reward - Enchanted Gloves: Hand of the Alchemist & Enchanter

Soul of an Ash Ghoul
Vanilla Reward - Left over suppliers - Grand Soul Gem and Scroll of Soultrap
Redux Reward - Left over supplies & some rare alchemical ingredients
Other Changes - Added Reputation gain from 0 to 1

Galur Rithari's Papers
Vanilla Reward - Skink's Amulet (unenchanted)
Redux Reward - Skink's Amulet bearing an enchantment

Mystery of the Dwarves
Vanilla Reward - None
Redux Reward - 50 Gold & Enchanted Robe & Hat: Magna-Ge
Other Changes - Increased Reputation gain from 1 to 3

All quests not mentioned above are completely unchanged.