I think the title speaks for itself. Here’s a massive listing of all the reviews of Sandy Bridge for both Desktop and Mobile:
Intel Core i7-2820QM @ Legit Reviews
Intel Core i5-2500K Sandy Bridge GPU Performance @ TechPowerUp!
Intel Core i5 2500K & Core i7 2600K @ Guru3D
Intel Core i5 2500K, DH67BL @ Missing Remote
Intel Sandy Bridge Core i5-2500K & i7-2600K @ TBreak
Intel Core i7-2600K & Core i5-2500K @ TweakTown
Sandy Bridge Desktop and Mobile @ PC Perspective , PC Perspective (Mobile)
Intel Core i7-2600K & Core i5-2500K @ Bjorn3D
Intel Core i7-2600K & Core i5-2500K @ Techgage
Intel Core i7-2600K & Core i5-2500K @ Legit Reviews
Intel Core i7-2600K & Core i5-2500K @ Neoseeker
Intel Core i7-2820QM Mobile @ Hot Hardware
Intel Core i5-2500K @ Benchmark Reviews
Intel Core i7-2600K @ Benchmark Reviews
Intel Core i7-2600K and i5-2500K @ Hot Hardware
Intel Core i7-2600K and i5-2500K @ Tech Report
Intel Core i7-2600K and i5-2500K @ OC Club
Intel Core i7-2600K and i5-2500K @ Au-Ja!
Intel Core i7-2600K and i5-2500K @ PureOC
Intel Core i7-2600K and i5-2500K @ iXBT Labs
Intel Core i7-2600K and i5-2500K @ Bjorn3D