Acer Extensa 4220 - Page 43

Chapter 1 33
Voltage
tolerance
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
BIOS
Item Specification
BIOS vendor Phoenix
BIOS Version v0.25
Supported protocols ACPI 1.0b/2.0/3.0 compliance, PCI 2.2, System/HDD Password
Security Control, INT 13h Extenstions, PnP BIOS 1.0a, SMBIOS 2.4,
BIOS Boot Specification, Simple Boot Flag 1.0, Boot Block, PCI Bus
Power Management Interface Specification, USB Specification 1.1/2.0,
IEEE 1394 1.0, USB/1394 CD-ROM Boot Up support, PC Card
Standard 1995 (PCMCIA 3.0 Compliant Device), IrDA 1.0, HD audio,
WfM 2.0, Preboot Execution Environment 2.1, Boot Integrity Service
Application Program Interface (BIS) 1.0, PC2002/2005 compliant, Intel
Enhanced SpeedStep Technology, Intel DPST support, ASF 2.0, TPM
v1.2, AHCI support, iAMT 2.5
System Memory
Item Specification
Memory controller Intel GM965 Express chipset
DIMM socket number 2 sockets
Supports maximum memory size 2 GB for 32 bit OS, 4 GB for 64bit OS
Supports DIMM type DDR2 Synchronous DRAM
Supports DIMM Speed 533/677 MHz
Video
Item Specification
VGA controller Intel GM965 Express chipset with integrated 3D graphics
Features Intel Graphic Media Accelerator (GMA) X3000 with up to 256 MB of
Intel Dynamic Video Memory Technology 4.0 (8MB of dedicated
system memory, up to 256MB of shared system memory), supporting
Microsoft DirectX 9 and DirectX 10
Audio
Item Specification
Audio controller Realtek ALC268 Codec
Features Two built-in Acer 3DSonic stereo speakers, Supports high definition
audio, Built-in microphone, MS-sound compatible
PCMCIA Port
Item Specification
PCMCIA controller TI7412
Card type support Type-II
Number of slot One
Hard Disk Drive Interface
Item Specification
SG_TM4720_4320_Book.book Page 33 Friday, April 20, 2007 11:14 AM