I dual boot Windows 7 and Windows 8 on my PC. When I use Internet on Windows 7, it’s fast and speedy, but when I use Internet on Windows 8, it is very low.
Load Chrome with no addons and try that, it may well be an incompatable addon thats causing the problem. If there's no change, create a new profile and try again.
Did you try to run I.E. just to rule out a Chrome problem?
Try this: http://articles.pubarticles.com/how-to-speed-up-windows-8-slow-internet-connection-1351568451,1093954.html
Do you maybe have unnecessary toolbars or junk programs installed on Windows 8 browsers?
update network/lan driver. besides these nothing will help.
Resetting Internet Protocol involves resetting your WinSock catalog. It optimizes your internet by setting clean and default settings.
1. Click the Start button.
3. Start Screen shall appear.
4. Move the cursor on right and click on the Search box.
5. Type Command Prompt in the Search box.
6. Click Apps icon.
7. Right click Command Prompt from the Search Results.
8. Click Run as Administrator icon on the bottom of the Start Screen.
9. Type the following command and press ENTER: NETSH INT IP RESET c:\RESETLOG.txt
10. Type EXIT and press ENTER to quit.
Update Network Drivers
perhaps the fault of the dongle not windows 8 compatible
Wired and wireless network problems
perhaps you will need to reinstall windows 8 or to install windows 7 and upgrade to see if it will solve the problem
Windows 8 Will Natively Support USB 3.0 and Mobile Broadband Modems
If you use a USB dongle to connect to the Web, you'll no longer need to deal with proprietary, annoying-to-install drivers masquerading as connection managers. Even the controls for turning the wireless radio on and off will be included in the OS. Reconnecting to your mobile network after you've been dropped should also be significantly smoother, and Windows will now be able to detect your account's network usage and block or warn you when you reach your limit.
are you facing the same issues with other browsers, if no then this is from chrome or your antivirus/firewall is causing this.
Try using updated LAN driver for Windows 8 to see any effective changes.
Try changing your DNS settings to 22.214.171.124 and 126.96.36.199 (google dns) or 188.8.131.52 and 184.108.40.206 (OpenDNS)
what is the ip address of DNS?