RAMDisk9xME
RAMDisk creates a virtual hard drive using your computer's memory. The ramdisk is many times faster than a regular hard disk and will speed up any application that reads/writes a lot of files. RAMDisk will also save and restore "images" of the it's contents, including at shutdown/startup so it... We have heard from many users in each of these categories about significant performance increases obtained through RAMDisk. ... Suggested uses include speeding up databases, web servers, editing large audio/graphics files, caching Temporary Internet Files in your browser, compiling large projects,...
http://www.cenatek.com/files/software/ramdisk9xme15.zip - 627Kb - Download

RAMDiskNT
RAMDisk creates a virtual hard drive using your computer's memory. The ramdisk is many times faster than a regular hard disk and will speed up any application that reads/writes a lot of files. RAMDisk will also save and restore "images" of the it's contents, including at shutdown/startup so it... We have heard from many users in each of these categories about significant performance increases obtained through RAMDiskNT. ... Suggested uses include speeding up databases, web servers, editing large audio/graphics files, caching Temporary Internet Files in your browser, compiling large...
http://www.cenatek.com/files/software/ramdisknt15.zip - 677Kb - Download

QuickChange Media
You've never experienced the ease and speed of a file conversion program until you've tried DigiSoft's QuickChange Media v2. 0. The lastest update of this already incredible software converts file formats with improved ease and speed. With video batch processing, video-to-WMV conversions and... Audio conversions offer higher speed performance, more quality control settings and provide the option for creating a folder from CDDB artist and album. ... QuickChange Media's CD recorder supports hundreds of CD players and features a Burn-Proof mode and CD-RW erase for increased speed and...
http://www.digisoftdirect.com/Downloads/QuickChange/Setup_QC.exe - 13Mb - Download - Screenshot

7-max
7-max increases the performance of some applications up to 10-20%. Memory manager in Windows system is not too effective. 7-max contains its own memory manager. You can run any application, so that application will use effective memory manager. 7-max can speed up applications that use big amount... In tests, it gives about 10% speed improvements on modern file compression programs like 7-Zip and WinRAR.
http://www.7-max.com/dl/7max401.exe - 185Kb - Download - Screenshot

GameGain
GameGain is a tool for all that allows you to modify your computers settings to increase gaming performance. No modifications to your hardware are made and all adjustments and settings are done in an easy to use interface that a child could use. No more frame rate glitches or slow downs can be... GameGain not only fixes these errors from occurring it also enhances your computers gaming performance. ... Speed up your Windows environment with this tool, while fixing errors that are in the way of your gaming.
http://www.pgware.com/downloads/gamegain.exe - 852Kb - Download - Screenshot

GameHike
GameHike is a tool for all that allows you to modify your computers settings to increase gaming performance. No modifications to your hardware are made and all adjustments and settings are done in an easy to use interface that a child could use. No more frame rate glitches or slow downs can be... GameHike not only fixes these errors from occurring it also enhances your computers gaming performance. ... Speed up your Windows environment with this tool, while fixing errors that are in the way of your gaming.
http://www.swiftdog.com/downloads/gamehike.exe - 808Kb - Download - Screenshot

Systerac XP Tools
Systerac XP Tools present 17 valuable tools that help you tweak your windows xp for optimum performance. With the touch of a button you will be able to immediately identify any problems and weak points and correct them with the safety that only Systerac can guarrantee. ... 17 great tools for Windows XP that will improve your PC performance, speed up your programs and Internet connection, diagnose pc problems and tweak your XP for optimal results. ... Install Systerac XP Tools in your PC now and enjoy the safest and most optimal performance in your Windows XP.
http://dl.filekicker.com/send/file/157033-2T11/SXT3.exe - 12Mb - Download - Screenshot

CacheBoost Enterprise Edition
CacheBoost optimizes the System Cache-Management of Windows XP/2000/NT and upcoming Windows . Net Servers. This results in an best performance boost. Increases RAM for applications and the operating system. Defrags system memory. Recovers unused RAM from Windows. ... Built in DataSafe Technology for full safety, reliability and speed. ... Performance tune up with file caching and Virtual Memory settings. ... Built in option to Fine Tune Windows for maximum performance. ...   Comes with Data Safe to prevent data loss.
http://down1.systweak.com/setupcbe.exe - 830Kb - Download - Screenshot

Speed Processor
Speed Processor is a software module that allows transformation of vocal and music pitch and speed by manually changing the speed values and voice pitch with high performance and quality. This powerful tool is based on robust algorithms that provides flexible process of vocal file and let the... 100Sps 16Bits Stereo WAV signal format - Manually Pitch and Speed adjustment - Play files in loop for continuous processing - Digitally scales for accurate process inspection - High-accurate low resolution manual adjusting - Internet downloads updates ability - Stereo vocal signal graph User...
http://download.sisbit.com/SetupSPr.exe - 3Mb - Download - Screenshot

Network Cable e ADSL Speed
Configure Cable e ADSL for a better performance while surfing in the web, playing online games and downloading files. It also configures Internet Explorer for better stability.
http://www.playnowgames.com/downloads/caspeed.exe - 2Mb - Download - Screenshot