What card is it? I had a heap of trouble with the Sapphire HD7970 vapor-x and it required a bios flash to perform correctly with litecoin.
Its XFX Double D FX797GTDFC Radeon HD 7970 GHz Edition 3GB 384-bit GDDR5 PCI Express 3.0 x16 HDCP Ready CrossFireX Support Video Card, i bought from newegg.
Sys info below
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Name AMD Radeon HD 7900 Series
PNP Device ID PCI\VEN_1002&DEV_6798&SUBSYS_32111682&REV_00\4&25B761A6&0&0010
Adapter Type AMD Radeon Graphics Processor (0x6798), Advanced Micro Devices, Inc. compatible
Adapter Description AMD Radeon HD 7900 Series
Adapter RAM (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 12.104.0.0
INF File oem4.inf (ati2mtag_R575 section)
Color Planes Not Available
Color Table Entries 4294967296
Resolution 1680 x 1050 x 60 hertz
Bits/Pixel 32
Memory Address 0xD0000000-0xDFFFFFFF
Memory Address 0xFDA80000-0xFDABFFFF
I/O Port 0x0000CE00-0x0000CEFF
IRQ Channel IRQ 4294967291
I/O Port 0x000003B0-0x000003BB
I/O Port 0x000003C0-0x000003DF
Memory Address 0xA0000-0xBFFFF
Driver c:\windows\system32\drivers\atikmpag.sys (8.14.1.6304, 567.50 KB (581,120 bytes), 3/28/2013 9:09 PM)
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OS Name Microsoft Windows Server 2012 Standard
Version 6.2.9200 Build 9200
Other OS Description Not Available
OS Manufacturer Microsoft Corporation
System Name WIN2012KA
System Manufacturer Gigabyte Technology Co., Ltd.
System Model GA-78LMT-USB3
System Type x64-based PC
System SKU
Processor AMD FX(tm)-8120 Eight-Core Processor, 3100 Mhz, 4 Core(s), 8 Logical Processor(s)
BIOS Version/Date Award Software International, Inc. F2, 8/10/2012
SMBIOS Version 2.4
Embedded Controller Version 255.255
BIOS Mode Legacy
BaseBoard Manufacturer Gigabyte Technology Co., Ltd.
BaseBoard Model Not Available
BaseBoard Name Base Board
Platform Role Desktop
Secure Boot State Unsupported
PCR7 Configuration Binding Not Possible
Windows Directory C:\Windows
System Directory C:\Windows\system32
Boot Device \Device\HarddiskVolume1
Locale United States
Hardware Abstraction Layer Version = "6.2.9200.16442"
User Name WIN2012KA\Kamran
Time Zone Eastern Daylight Time
Installed Physical Memory (RAM) 32.0 GB
Total Physical Memory 32.0 GB
Available Physical Memory 17.5 GB
Total Virtual Memory 37.3 GB
Available Virtual Memory 22.6 GB
Page File Space 5.28 GB
Page File C:\pagefile.sys
Hyper-V - VM Monitor Mode Extensions Yes
Hyper-V - Second Level Address Translation Extensions Yes
Hyper-V - Virtualization Enabled in Firmware Yes
Hyper-V - Data Execution Protection Yes
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