The Faithful Texture Pack doubles the resolution of vanilla Minecraft while remaining faithful (hence the name) to the original Minecraft textures.
There isn’t a whole lot to say about this texture pack. Textures are sharper and crisper than ever before, so players will notice a considerable improvement when exploring their Minecraft world. In some cases, the colors of certain textures have been sharpened, but the style and color scheme of vanilla Minecraft’s textures remain the same.
If your computer can handle vanilla Minecraft (which runs at 16X) smoothly, then you shouldn’t have trouble running the Faithful Texture Pack, which uses 32X resolutions. If you want to enhance the appearance of Minecraft without sacrificing the game’s original artwork and style, then the Faithful Texture Pack will help you stay faithful to the game.
How to install Faithful Texture Pack for Minecraft 1.7.3/1.7.2/1.6.4
Step 1) Download the latest version of the texture pack from this forum thread
Step 2) Download MCPatcher HD and patch your game with it (select ‘Default’ from the options tab for optimal settings, then open the Mods tab and click Patch)
Step 3) Run Minecraft and open the Mods and texture packs option
Step 4) Select the Faithful Texture Pack .zip folder from whichever location you saved it
Step 5) Start playing and enjoy!