IBM A20M Reference Guide

Processor

Implementation

L2 cache
Memory - std/max

Memory - sockets

Memory - type

Graphics - some

models

Disk

Disk controller

Diskette drive

CD-ROM

CD-RW
Architecture
Chip set

USB/serial/parallel

Audio

Audio connectors

Speaker

Ethernet controller

Enhanced security
Keyboard

Mouse

Power supply

®

 

Processor and L2 cache in FC-PGA in PGA370 socket

256KB std and max / ECC / full speed

 / 512MB max

Two 168-pin gold plated DIMM sockets / one socket used

SDRAM / non-parity only / industry std / unbuffered /

133MHz SDRAM
SVGA / Direct AGP / in 815E Graphics Memory Controller

Hub (GMCH) / 0MB std and max / 15-pin analog D-sub connector /

(DVMT) uses main memory with no display cache
ATA-100, SMART

3

 III, SMART Reaction II

Enhanced IDE / ATA-100 / integrated into I/O Controller Hub (ICH2)

3.5: 1.44MB diskette drive

Some models:

 48X-20X

4 

CD-ROM / bootable

Some models:

 8X/4X/32X Max

4

 CD-RW / bootable

Accelerated Hub Architecture / 266MB/sec I/O channel

 / 82815 Graphics Memory Controller Hub (GMCH) /

82801BA I/O Controller Hub (ICH2) for PCI 2.2 bus, ATA-100

EIDE, ethernet MAC, USB, Low Pin Count Interface /

82802 Firmware Hub
Two USB ports (Version 1.1) on back / two serial / one parallel port

Integrated digital audio / software-based audio (done

by processor and ICH2) / AC ’97 interface / ADI1885 codec

(analog mixing, Analog-to-Digital and Digital-to-Analog conversion)

Line and headphone out / line in / microphone jack (all in back)

One internal speaker / requires externally powered speaker(s)

(not included)
10/100 ethernet / controller in ICH2 and PCI adapter

(Intel PRO/100 VE Desktop Connection adapter) / no Alert on LAN

Does not have daughtercard that is standard in A40p
104-key keyboard

TFU and TGU with Small Business: 

 IBM ScrollPoint

®

 II mouse

THU:

  IBM 2-button mouse

155 watts with variable speed fan / universal / manual switch

6578-TFU White 4x4 Pentium

®

 III 1GHz/133 256MB 30GB

2

CD-RW

AGP 2X GMCH 10/100

815E 2000, SB

Mar 2001

6578-TGU White 4x4 Pentium III 1GHz/133 128MB 20GB CD-ROM AGP 2X GMCH 10/100

815E Millennium, SB Mar 2001

6578-THU White 4x4 Pentium III 1GHz/133 256MB 20GB CD-ROM AGP 2X GMCH 10/100

815E 2000

Mar 2001

IBM

®

™

6578 dimensions (4 slot x 4 bay)

- 16.7”W X 16.7”D X 5.5”H

- 425mmW X 425mmD X 140mmH

- 23 lb (10.4 kg) maximum config

5

Microsoft

®

 Windows 2000 Professional

•••••

Model TFU:

 (Word, Excel,

Outlook, Publisher, Small Business Tools)

- Lotus SmartSuite license

6

- Lotus Notes

®

 Client 5.0 license

6

- Disk-to-Disk Recovery (Windows NT 4.0 or

    Windows 2000)

✧ Software Selections CD-ROM

✧

Model TFU:

 Microsoft Office Small

Business CD-ROM

Bay 

① 5.25", HH 1.6", access,

CD-ROM

Bay 

② 5.25", HH 1.6" access,

open

Bay 

③ 3.5", SL 1", access,

std diskette

Bay 

④ 3.5", SL 1", no access, std disk

diskette

②

CD-ROM

disk

• Pearl white color

• Bay 1 and 2 in

cage flips up

• Bay 3 and 4 in

cage flips up

Slot 1:

fullsize

, 

32-bit AGP 4X (universal) - used in some

Slot 2: fullsize, 32-bit PCI 2.2 (5v) with longer slot* - e**

Slot 3: fullsize, 32-bit PCI 2.2 (5v)

Slot 4: fullsize

, 

32-bit PCI 2.2 (5v)

* Longer connector has LAN Connect Interface (LCI)

**  ethernet adapter in slot

5

Microsoft

®

 Windows

®

 Millennium Edition

•••••

Model TGU:

 (Word, Excel,

Outlook, Publisher, Small Business Tools)

- Lotus

®

 SmartSuite

®

 license

6

- Lotus Notes

®

 Client 5.0 license

6

- Disk-to-Disk Recovery (in Service Partition)

✧ Software Selections CD-ROM

✧

Model TGU:

 Microsoft Office Small

Business CD-ROM

•••••

Universal Manageability Services (UM)

Desktop Extensions enabled

•••••

SMART Reaction II

•••••

PC 99-compliant

•••••

Advanced Power Management 1.2

•••••

Advanced Configuration and

Power Interface (ACPI) 1.0a

•••••

System Management BIOS

•••••

DMI 2.0-compliant

•••••

RPL and DHCP support

•••••

Wake on LAN

See footnotes for important warranty information

US models announced March 20, 2001
US models withdrawn effective March 2002 or August 2003

 (6578S) 

© IBM Corp.  August 2003

•••••

Diskette write protect

•••••

Boot w/o keyboard or mouse

•••••

Diskette, hardfile, serial, and

parallel  I/O control

1

➫

➫

➫

➫

➫

➫

➫

➫

➫

➫

9

➫

➫

➫

➫

➫

➫

➫

➫

➫

➫

7

➫

➫

➫

➫

➫

➫

➫

➫

➫

➫

14

 

1

•••••

U-Bolt anchoring feature

•••••

Power-on password

•••••

Administrator password

•••••

Boot sequence control

•••••

Diskette boot inhibit

64MB SDRAM 133MHz NP DIMM

33L3071

128MB SDRAM 133MHz NP DIMM

33L3073

256MB SDRAM 133MHz NP DIMM

33L3075

10.1GB IDE Hard Drive (Value)

00N8202

15GB IDE Hard Drive (Value)

19K4463

20GB IDE Hard Drive (7200 rpm)

19K4461

30GB IDE Hard Drive (7200 rpm)

00N8203

Zip Drive 100MB (white)

20L0544

Zip Drive 250MB (white and black)

00N8078

8X/32X Max

4

 DVD-ROM internal (white) 33L5015

8X/4X/32X Max

4

 CD-RW (pearl white)

33L5019

48X-20X

4

 IDE CD-ROM (pearl white)

33L5001

IBM TR5 10/20GB Internal EIDE Tape

20L0549

IBM E94 Monitor (pearl white)

633400N

IBM E94 Monitor (stealth black)

633440N

IBM G78 Monitor (pearl white)

66270AN

IBM G78 Monitor (stealth black)

66274AN

IBM T84H Monitor (pearl white)

6658HW2

IBM T84H Monitor (stealth black)

6658HG2

Other options at 

/pc/us/accessories

Created by IBM PC Institute

Personal Systems Reference (PSREF)