I posted the 4800 series hotfix driver in one of your other posts. Try these settings:
ADVANCED
JumperFree Configuration
AI Overclocking (Manual)
FSB Frequency(200)
PCI Frequency(100)
Processor Frequency Multiplier (x12.5) You can go higher but go one at a time and test
Processor-NB Multiplier(x10)
Processor Voltage (1.3-1.3125) Board undervolts
(Processor-NB Voltage(Auto)
CPU VDDA Voltage (2.6) Setting for the cpu's voltage regulation circuits
CPU-NB HT Link Speed (2.0 Ghz)
DDR Voltage(2.1-2.2) Depends on your ram specs and go up +.02 to be in spec of your ram
Northbridge Voltage (Manual)
Hyper Transport Voltage(1.40v)
Core/PCIe Voltage (1.12) Sets the voltage supplied to the NB chip itself
NB PCIE PLL (1.9v)
Sothbridge Voltage (1.22)
Auto Xpress (Disabled)
CPU Tweak (Disabled)
Memory Configuration (This is for my system, you'll have to play around with it)
Bank Interleving (Auto)
Channel Interleaving XOR of Address bits (20:16,6)
MemClk Tristate C3/ATLVID (Disabled)
Memory Hole Remaping (Enabled)
Unganged Mode Support (Disabled)
Power Down Enable (Disabled)
Read Delay (1.0 Memory CLKs)
DCQ Bypass Maximum (Auto)
DRAM Timing Configuration
Memory Clock Mode (Manual)
Memory Clock Value (1067Mhz)
2T Mode (Enabled)
DRAM Timing Mode (DCT 0)
CAS Latency (CL) (5 CLK)
TCWL (5 CLK)
TRCD (5 CLK)
TRP (5CLK)
TRAS (18 CLK)
tWR (4CLK)
TRFC0-TRFC3 (127.5 ns)
TRC (26 CLK)
TRRD (2 CLK)
tWTR (3 CLK)
tRTP (2-4 CLK)
tRWTTO (4CLK) Should be set the same as TWR
TWRRD (0 CLK)
TWRWR (1 Clk)
TRDRD (2 CLK)
PLL1-PLL2 Spread Spectrum (Disabled)
Al Clock Skew for Channel A-B (Auto)
CPU Configuration
Press "F4"
GART error Reporting (Disabled)
Microcode Updation (Disabled)
Secure Virtual Machine Mode(Enabled)
AMD Cool 'n Quiet Function (Disabled)
ACPI SRAT Table (Enabled)
AMD Live! (Disabled)
Chipset
Press "F4"
Primary Video Controller (PCIE FGX0-GFX2-GPP)
GFX Dual Slot Configuration (Enabled)
Peer-to-Peer among GFX/FGX2 (Enabled)
GPP Slots Power Limit, W(25)
This is for Port #02 and #11
Gen2 High Speed Mode( Asychronous Switch, I know I have it wrong but do not go software)
Link ASPM (L0s &L1)
Link Width (x16)
Slot Power Limit Port #02 (175) and Port #11 (225)
NB-SB Port Features
NB-SB Link ASPM (L1)
NP NB-SB VC1 Traffic Support (Enabled)
Hyper Transport Configuration
Isochronous Flow-Control Mode (Enabled)
HT Link Tristate (CAD/CTL/CLK)
UnitID Clumping (UnitID 2/3&B/C)
2xLCLK Mode (Disabled)
Onboard Devices Configuration
Press "F4"
Onboard Floppy Controller (Disabled) Enable if you are using a floppy drive
Floppy Drive Swap (Disabled)
Everything else set what you use
Marvell Option Rom (Disabled) Set to raid if you are using AHCI or setting up RAID
Primary Display Adapter (PCI-E) duh!!
PCI PNP
Basically all you should change is:
USB 2.0 Controller Mode (HiSpeed) default is FullSpeed and it's SLOW!!
POWER
Suspend Mode (S1) S3 if you like the system to hibernate
Report Video on S3 Resume (No)
ACPI 2.0 Support (Enabled)
ACPI APIC Support (Enabled)
Hardware Monitor
I Disable CPU Fan Warning Speed but that's up to you
Try these out but remeber this is what I use, not saying this is what you have to use but something should help you out cause seeing what your CF 4850 score is, I'm very happy with my 3870 CF score!