Specifications
Table Of Contents
- Notices
- Safety information
- About this guide
- M4A88T-M LE specifications summary
- Chapter 1
- Product introduction
- Chapter 2
- BIOS information
- 2.1 Managing and updating your BIOS
- 2.2 BIOS setup program
- 2.3 Main menu
- 2.4 Ai Tweaker menu
- 2.4.1 CPU OverClocking
- 2.4.2 CPU Ratio
- 2.4.3 DRAM Frequency
- 2.4.4 CPU/NB Frequency
- 2.4.5 HT Link Speed
- 2.4.6 GPU OverClocking
- 2.4.7 DRAM Timing Configuration
- 2.4.8 DRAM Driving Configuration
- 2.4.9 CPU & NB Voltage Mode
- 2.4.10 CPU VDDA Voltage
- 2.4.11 DRAM Voltage
- 2.4.12 HT Voltage
- 2.4.13 NB Voltage
- 2.4.14 NB 1.8V Voltage
- 2.4.15 SB Voltage
- 2.4.16 CPU Load-Line Calibration
- 2.4.17 CPU/NB Load-Line Calibration
- 2.4.18 PCI/PCIe CLK Status
- 2.5 Advanced menu
- 2.6 Power menu
- 2.7 Boot menu
- 2.8 Tools menu
- 2.9 Exit menu

2-18 Chapter 2: BIOS information
CPU/NB Voltage [Auto]
This item appears only when you set the CPU & NB Voltage Mode item to [Manual] and
allows you to set a xed CPU/NB voltage.
2.4.10 CPU VDDA Voltage [Auto]
Allows you to set the CPU VDDA voltage. The values range from 2.50V to 2.80V with a 0.10V
interval.
2.4.11 DRAM Voltage [Auto]
Allows you to set the DRAM voltage. The values range from 1.35000V to 2.30000V with a
0.01000V interval.
2.4.12 HT Voltage [Auto]
Allows you to set the HyperTransport voltage. The values range from 1.20000V to 1.38000V
with a 0.01000V interval.
2.4.13 NB Voltage [Auto]
Allows you to set the Northbridge voltage. The values range from 1.10000V to 1.60000V with
a 0.01000V interval.
2.4.14 NB 1.8V Voltage [Auto]
Allows you to set the Northbridge 1.8V voltage. The values range from 1.80V to 2.00V with a
0.20V interval.
2.4.15 SB Voltage [Auto]
Allows you to set the Southbridge voltage. The values range from 1.20V to 1.35V with a
0.15V interval.
2.4.16 CPU Load-Line Calibration [Auto]
Allows you to select the CPU Load-Line mode.
Conguration options: [Auto] [Disabled] [Enabled]
2.4.17 CPU/NB Load-Line Calibration [Auto]
Allows you to select the CPU/NB Load-Line mode.
Conguration options: [Auto] [Disabled] [Enabled]
2.4.18 PCI/PCIe CLK Status [Enabled]
Allows you to enable and disable clock for PCI/PCIe slot.
Conguration options: [Disabled] [Enabled]