M TECHNOLOGY, INC.

R651 PENTIUM PRO

Processor

Pentium Pro

Processor Speed

150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

1GB (BEDO/EDO supported)

Maximum Video Memory

None

Cache

256/512KB (located on Pentium Pro CPU)

BIOS

Award

Dimensions

304mm x 244mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), USB connectors (2), ATX power connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Speaker

J2

Serial port 2

CN1

Turbo switch

J3

Parallel port

CN2

Turbo LED

J4

PS/2 mouse port

CN3

Reset switch

J5

Serial port 1

CN4

Green PC connector

J6

Floppy drive interface

CN5

IDE interface LED

J7

IDE interface 2

CN6

32-bit PCI slots

PC1 - PC4

IDE interface 1

CN7

USB connector 1

USB1

Power LED & keylock

J1

USB connector 2

USB2

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

ATX power supply enabled

JP4

Closed

 

ATX power supply disabled

JP4

Open

»

Factory configured - do not alter

JP9

Unidentified

»

Flash BIOS write protect disabled

JP14

Pins 2 & 3 closed

 

Flash BIOS write protect enabled

JP14

Pins 1 & 2 closed

»

CMOS memory normal operation

JP15

Open

 

CMOS memory clear

JP15

Closed

»

Monitor type select monochrome/VGA

JP16

Open

 

Monitor type select CGA

JP16

Closed

 

Flash BIOS voltage select 12v

JP17

Pins 2 & 3 closed

 

Flash BIOS voltage select 5v

JP17

Pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 36

None

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

None

16MB

(2) 2M x 36

None

None

None

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

None

24MB

(2) 1M x 36

(2) 2M x 36

None

None

24MB

(2) 2M x 36

(2) 1M x 36

None

None

32MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

None

None

32MB

(2) 4M x 36

None

None

None

40MB

(2) 1M x 36

(2) 2M x 36

(2) 2M x 36

None

40MB

(2) 1M x 36

(2) 4M x 36

None

None

40MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

40MB

(2) 4M x 36

(2) 1M x 36

None

None

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

None

48MB

(2) 2M x 36

(2) 4M x 36

None

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

None

48MB

(2) 4M x 36

(2) 2M x 36

None

None

56MB

(2) 1M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

56MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

64MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

None

None

64MB

(2) 8M x 36

None

None

None

72MB

(2) 1M x 36

(2) 4M x 36

(2) 4M x 36

None

72MB

(2) 1M x 36

(2) 8M x 36

None

None

72MB

(2) 8M x 36

(2) 1M x 36

None

None

80MB

(2) 2M x 36

(2) 4M x 36

(2) 4M x 36

None

80MB

(2) 2M x 36

(2) 8M x 36

None

None

80MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

80MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

None

80MB

(2) 8M x 36

(2) 2M x 36

None

None

88MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

None

96MB

(2) 4M x 36

(2) 8M x 36

None

None

96MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

None

96MB

(2) 8M x 36

(2) 4M x 36

None

None

104MB

(2) 1M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

112MB

(2) 2M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

112MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

128MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

None

128MB

(2) 8M x 36

(2) 8M x 36

None

None

128MB

(2) 16M x 36

None

None

None

136MB

(2) 1M x 36

(2) 8M x 36

(2) 8M x 36

None

136MB

(2) 16M x 36

(2) 1M x 36

None

None

144MB

(2) 2M x 36

(2) 8M x 36

(2) 8M x 36

None

144MB

(2) 2M x 36

(2) 16M x 36

None

None

144MB

(2) 16M x 36

(2) 1M x 36

(2) 1M x 36

None

144MB

(2) 16M x 36

(2) 2M x 36

None

None

152MB

(2) 16M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

160MB

(2) 4M x 36

(2) 8M x 36

(2) 8M x 36

None

160MB

(2) 4M x 36

(2) 16M x 36

None

None

160MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

160MB

(2) 16M x 36

(2) 2M x 36

(2) 2M x 36

None

160MB

(2) 16M x 36

(2) 4M x 36

None

None

176MB

(2) 16M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

None

192MB

(2) 8M x 36

(2) 16M x 36

None

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

192MB

(2) 16M x 36

(2) 4M x 36

(2) 4M x 36

None

192MB

(2) 16M x 36

(2) 8M x 36

None

None

200MB

(2) 1M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

208MB

(2) 2M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

224MB

(2) 4M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

224MB

(2) 16M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

256MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

256MB

(2) 32M x 36

None

None

None

256MB

(2) 16M x 36

(2) 8M x 36

(2) 8M x 36

None

256MB

(2) 16M x 36

(2) 16M x 36

None

None

264MB

(2) 1M x 36

(2) 16M x 36

(2) 16M x 36

None

264MB

(2) 32M x 36

(2) 1M x 36

None

None

272MB

(2) 2M x 36

(2) 16M x 36

(2) 16M x 36

None

272MB

(2) 32M x 36

(2) 1M x 36

(2) 1M x 36

None

272MB

(2) 32M x 36

(2) 2M x 36

None

None

280MB

(2) 32M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

288MB

(2) 4M x 36

(2) 16M x 36

(2) 16M x 36

None

288MB

(2) 32M x 36

(2) 2M x 36

(2) 2M x 36

None

288MB

(2) 32M x 36

(2) 4M x 36

None

None

304MB

(2) 32M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

320MB

(2) 8M x 36

(2) 16M x 36

(2) 16M x 36

None

320MB

(2) 32M x 36

(2) 4M x 36

(2) 4M x 36

None

320MB

(2) 32M x 36

(2) 8M x 36

None

None

320MB

(2) 16M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

352MB

(2) 32M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

384MB

(2) 32M x 36

(2) 8M x 36

(2) 8M x 36

None

384MB

(2) 32M x 36

(2) 16M x 36

None

None

384MB

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

None

392MB

(2) 1M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

400MB

(2) 2M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

416MB

(2) 4M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

448MB

(2) 8M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

448MB

(2) 32M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

512MB

(2) 32M x 36

(2) 16M x 36

(2) 16M x 36

None

512MB

(2) 32M x 36

(2) 32M x 36

None

None

512MB

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

640MB

(2) 32M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

768MB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

None

1GB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

Note: Board accepts BEDO/EDO memory. Board also accepts x 32 SIMMs. Banks are interchangeable.

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium Pro CPU.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP1

JP2

JP7

JP8

150MHz

60MHz

2.5x

Open

Closed

Open

Closed

166MHz

66MHz

2.5x

Closed

Open

Closed

Open

180MHz

60MHz

3x

Open

Closed

Open

Closed

200MHz

66MHz

3x

Closed

Open

Closed

Open

CPU SPEED SELECTION (CON’T)

CPU speed

Clock speed

Multiplier

JP10

JP11

JP12

JP13

150MHz

60MHz

2.5x

Open

Closed

Closed

Closed

166MHz

66MHz

2.5x

Open

Closed

Closed

Closed

180MHz

60MHz

3x

Closed

Open

Closed

Closed

200MHz

66MHz

3x

Closed

Open

Closed

Closed