Changing Channels is Slow 7 Seconds

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Below is my System spec.
Its Clean Build, Windows 7 (64Bit)
Using latest drivers fro all hardware
TBS Server and TV Source Version 3.2.1
I am using Hadu to watch UK Sky Channels.

OS Name Microsoft Windows 7 Professional
Version 6.1.7601 Service Pack 1 Build 7601
System Manufacturer Gigabyte Technology Co., Ltd.
System Model X58A-UD5
System Type x64-based PC
Processor Intel(R) Core(TM) i7 CPU 950 @ 3.07GHz, 3060 Mhz, 4 Core(s), 8 Logical Processor(s)
BIOS Version/Date Award Software International, Inc. FB, 24/08/2010
SMBIOS Version 2.4
Hardware Abstraction Layer Version = "6.1.7601.17514"
Installed Physical Memory (RAM) 4.00 GB
Page File Space 4.00 GB

Graphics Card
Name ATI Radeon HD 5700 Series
Adapter RAM 1.00 GB (1,073,741,824 bytes)
Installed Drivers aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
Driver Version 8.821.0.0
INF File oem17.inf (ati2mtag_Evergreen section)
Resolution 1920 x 1080 x 60 hertz
Bits/Pixel 32

Sound Card
Name Realtek High Definition Audio
Manufacturer Realtek
Status OK
Name AMD High Definition Audio Device
Manufacturer Advanced Micro Devices
Status OK

TV Tuner
Name TBS 6981 DVB-S/S2 DUAL BDA
Manufacturer TBS
Status OK


This is media Center PC, So no other software is installed.
Using wired network.

Any idea how to resolve this issue.

If you need any further logs etc then please let me know thanks