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Intel Processor FSB Info :
133 = 533 MHz
200 = 800 MHz
266 = 1066 MHz
333 = 1333 MHz
400 = 1600 MHz
_________________________

Memory Info :
Memory Speeds (MHz)
and Data Tranfer Rates (GB/s) :

DDR1 266 MHz = PC2100
DDR1 333 MHz = PC2700
DDR1 400 MHz = PC3200
_________________________

DDR2 533 MHz = PC 4200
DDR2 667 MHz = PC 5300
DDR2 800 MHz = PC 6400
_________________________
 
DDR3 1066 MHz = PC 8500
DDR3 1333 MHz = PC 10600
DDR3 1600 MHz = PC 12800
DDR3 1866 MHz = PC 14900
_________________________
 
DDR4 2133 MHz = PC 17000
DDR4 2400 MHz = PC 19000
DDR4 2666 MHz = PC 21300
DDR4 2933 MHz = PC 23400
DDR4 3200 MHz = PC 25600
_________________________
Note : 
* The practical data rate is determined by the system's Central Processing Unit and motherboard configuration.
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Amadeus 7900L P4M900M2-L/MS-7255 v2.1
amadeus_series   P4M900M2-L  vista_basic  

Specifications

Specifications :

CPU 

• Supports Socket 775 for Intel® P4 3xx/ 5xx/ 6xx/ Pentium D, Celeron D, Core 2 Duo processors.
• Supports FSB 1066/800/533MHz.
• Supports 3/4 pin CPU Fan Pin-Header with Fan Speed Control.
• Supports EIST Technology
• Supports Hyper-Threading (HT) Technology
* we recommend to use processors with 95W power consumption.

Chipset  

• VIA® P4M900 Chipset
 - Supports P4 processor FSB 1066/800/533MHz
 - Supports DDR2 667/533/400 memory

• VIA® VT8237A Chipset
 - Ultra DMA 33/66/100/133 master mode.
 - ACPI & PC2001 compliant enhanced power management.
 - Supports USB 2.0 up to 8 ports.

Main Memory 
• Supports two unbuffered 240-pin DIMM of 1.8 Volt DDR2 SDRAM
• Supports up to 2GB memory size.
• Supports DDR2 400/533/667 memory interface.

Slots 

• One PCI Express x 16 slot & one PCI Express x 1 slot.
• Two PCI 2.2 32-bit PCI bus slots (support 3.3V/5V PCI bus interface).

On-Board IDE   

• An IDE controller on the VT8237A chipset provides IDE HDD/CD-ROM with PIO, Bus Master and Ultra DMA 133/100/66/33 operation modes.
- Can connect up to four IDE devices.

• Serial ATA controller integrated in VT8237A.
- Up to 150MB/sec transfer rate. (VT8237A)
- Can connect up to 2 Serial ATA drives.

Video

Integrated S3G UniChrome™ Pro IGP Graphics, Share Memory up to 256MB

Audio

• Chip integrated by Realtek® ALC883
- Flexible 8-channel audio with jack sensing
- Compliant with Azalia 1.0 spec.

LAN 

• Supports 10/100 Fast Ethernet by Realtek RTL8201CL

Internal I/O Connectors

 - ATX 24-Pin power connector
 - 4-pin ATX 12V power connector
 - CPU / Power /System fan connectors
 - CD-in connector
 - Clear CMOS jumper
 - Chassis intrusion switch connector
 - 1 x SPDIF-out connector
 - Serial port connector (JCOM2)
 - 2 x USB 2.0 connector support additional 4 ports
 - Front panel audio connector
 - Front panel connectors
 - 1 x Floppy disk drive connector
 - 2 x Ultra DMA 133 IDE device connectors
 - 2 x Serial ATA device connectors

Back Panel I/O Ports

 - 1 x Parallel
 - 1 x Serial port (COM 1)
 - 1 x PS/2 Keyboard
 - 1 x PS/2 Mouse
 - 1 x Audio I/O (6 in 1)
 - 4 x USB 2.0
 - 1 x RJ45 LAN jack
 - 1 x Graphics Card port

 

Processor


Amadeus 7900L CPU Support Status :

OK = Test Pass |  NO = Not Support  |  NONE = Under Testing |  NOTE = See Description

PC Model Amadeus 7900L Mainboard Model 7900Lv1.0
PCB Version 2.1 Since BIOS Version 7900L-A1-553
CPU FSB Ratio Result
(45nm, L2 Cache)
Dual Core Wolfdale 2*3MB (2.33GHz) sample 1333 7 NO
Dual Core Wolfdale 2*3MB (2.66GHz) sample 1333 8 NO
Quad Core Yorkfield 12MB (2.33GHz) sample 1333 7 NO
Core2 Extreme (65nm, L2 Cache)
Conroe X6800 2x2MB (2.93GHz) 1066 11 OK
Kentsfield QX6700 2x4MB (2.66GHz) 1066 10 NO
Kentsfield QX6800 2x4MB (2.93GHz) sample 1066 11 NO
Kentsfield QX6850 2x4MB (3GHz) sample 1333 9 NO
Core2 Quad (65nm, L2 Cache)
Kentsfield Q6400 2x4MB (2.13GHz) sample 1066 8 NO
Kentsfield Q6600 2x4MB (2.4GHz) 1066 9 NO
Kentsfield Q6700 2x4MB (2.66GHz) sample 1066 10 NO
Core2 Duo (65nm, L2 Cache)
E4300 2x1MB (1.8GHz) 800 9 OK
E4400 2x1MB (2GHz) 800 10 OK
E4500 2x1M (2.2GHz) 800 11 OK
E4600 2x1M (2.4GHz) 800
 12
 OK
E6300 2x1MB (1.86GHz) 1066  7  OK
E6320 2x2MB (1.86GHz) 1066 7 OK
E6400 2x1MB (2.13GHz) 1066 8 OK
E6420 2x2MB (2.13GHz) 1066 8 OK
E6540 2x2MB (2.33GHz) 1333 7 NO
E6550 2x2MB (2.33GHz) 1333 7 NO
E6600 2x2MB (2.4GHz) 1066 9 OK
E6700 2x2MB (2.66GHz) 1066 10 OK
E6750 2x2MB (2.66GHz) 1333 8 NO
E6850 2x2MB (3GHz) 1333 9 NO
Pentium Dual Core (FSB800, L2 Cache 2x512K)
E2140 2x512K (1.6GHz) 800 8 OK
E2160 2x512K (1.8GHz) 800 9 OK
E2220 2x512K (2.4GHz) sample 800 12 OK
Celeron (Conroe-L) (FSB800, L2 Cache)
420 (1.6GHz) 800 8 OK
430 (1.8GHz) 800 9 OK
440 (2GHz) 800 10 OK
460 (2.4GHz) sample 800 12 OK
Pentium Extreme Edition (65nm, Presler, FSB1066, L2 Cache 2x2MB)
Presler 955(3.46GHz) 1066 13 NO
Presler 965(3.73GHz) sample 1066 14 NO
Pentium D (65nm, Presler, Dual Core, FSB800, L2 Cache 2x2MB)
Pentium D 915 (2.8GHz ,95w) 800 14 OK
Pentium D 925 (3.0GHz ,95w) 800 15 OK
Pentium D 935 (3.2GHz ,95w) 800 16 OK
Pentium D 940 (3.2GHz ,95w) 800 16 OK
Pentium D 945 (3.4GHz ,95w) 800 17 OK
Pentium D 950 (3.4GHz ,95w) 800 17 OK
Pentium D 960 (3.6GHz ,130w) 800 18 OK
Pentium D (65nm, Presler, Dual Core, FSB800, L2 Cache 2x2MB)(B1 version)
Pentium D 920 (2.8GHz ,95w) 800 14 OK
Pentium D 930 (3.0GHz ,95w) 800 15 OK
Pentium D 940 (3.2GHz ,130w) 800 16 OK
Pentium D 950 (3.4GHz ,130w) 800 17 OK
Pentium D (64-bit, Smithfield, Dual Core, FSB800, L2 Cache 2x1MB)
Pentium D 820 (2.8GHz ,95w) 800 14 OK
Pentium D 830 (3.0GHz ,130w) 800 15 OK
Pentium D 840 (3.2GHz ,130w) 800 16 OK
Pentium D (64-bit, Smithfield, Dual Core, FSB533, L2 Cache 2x1MB)
Pentium D 805 (2.66GHz ,95w) 533 20 OK
Pentium 4 (65nm, Cedar Mill, FSB800, L2 Cache 2MB)
Pentium 4 631 (3.0GHz) 800 15 OK
Pentium 4 641 (3.2GHz) 800 16 OK
Pentium 4 651 (3.4GHz) 800 17 OK
Pentium 4 661 (3.6GHz) 800 18 OK
Pentium 4 (64-bit, Prescott, FSB800, L2 Cache 2MB)
Pentium 4 630 (3.0GHz) 800 15 OK
Pentium 4 640 (3.2GHz) 800 16 OK
Pentium 4 650 (3.4GHz) 800 17 OK
Pentium 4 660 (3.6GHz) 800 18 OK
Pentium 4 662 (3.6GHz) 800 18 OK
Pentium 4 670 (3.8GHz) 800 19 OK
Pentium 4 672 (3.8GHz) 800 19 OK
Pentium 4 (64-bit, Prescott, FSB800, L2 Cache 1MB)
Pentium 4 521 (2.8GHz) 800 14 OK
Pentium 4 531 (3.0GHz) 800 15 OK
Pentium 4 541 (3.2GHz) 800 16 OK
Pentium 4 551 (3.4GHz) 800 17 OK
Pentium 4 561 (3.6GHz) 800 18 OK
Pentium 4 571 (3.8GHz) 800 19 OK
Pentium 4 Extreme Edition
Pentium 4 (Northwood) Extreme Edition 3.4GHz 800 17 Under Testing
Pentium 4 (Prescott) Extreme Edition 3.73GHz 1066 14 OK
Pentium 4 (Prescott, FSB800, L2 Cache 1MB)
Pentium 4 520(J) (2.8GHz) 800 14 Under Testing
Pentium 4 530(J) (3.0GHz) 800 15 Under Testing
Pentium 4 540(J) (3.2GHz) 800 16 Under Testing
Pentium 4 550(J) (3.4GHz) 800 17 Under Testing
Pentium 4 560(J) (3.6GHz) 800 18 Under Testing
Pentium 4 570(J) (3.8GHz) 800 19 Under Testing
Pentium 4 (64Bit, Prescott, FSB533, L2 Cache 1MB)
Pentium 4 506 (2.66GHz) 533 20 OK
Pentium 4 511 (2.8GHz) 533 21 OK
Pentium 4 516 (2.93GHz) 533 22 OK
Pentium 4 517 (2.93GHz) 533 22 OK
Pentium 4 519K (3.06GHz) 533 23 OK
Pentium 4 524 (3.06GHz) 533 23 OK
Pentium 4 (Prescott, FSB533, L2 Cache 1MB)
Pentium 4 505(J) (2.66GHz) 533 20 Under Testing
Pentium 4 515(J) (2.93GHz) 533 22 Under Testing
Celeron D (Cedar Mill, FSB533, L2 Cache 512KB)
Celeron D 347 (3.06GHz) 533 23 OK
Celeron D 352 (3.2GHz) 533 24 OK
Celeron D 356 (3.33GHz) 533 25 OK
Celeron D 360 (3.46GHz) 533 26 OK
Celeron D 365 (3.6GHz) 533 27 OK
Celeron D (64-bit, Prescott, FSB533, L2 Cache 256KB)
Celeron D 326 (2.53GHz) 533 19 OK
Celeron D 331 (2.66GHz) 533 20 OK
Celeron D 336 (2.80GHz) 533 21 OK
Celeron D 341 (2.93GHz) 533 22 OK
Celeron D 346 (3.06GHz) 533 23 OK
Celeron D 351 (3.2GHz) 533 24 OK
Celeron D 355 (3.33GHz) 533 25 OK
Celeron D (Prescott, FSB533, L2 Cache 256KB)
Celeron D 325J (2.53GHz) 533 19 Under Testing
Celeron D 330J (2.66GHz) 533 20 Under Testing
Celeron D 335J (2.8GHz) 533 21 Under Testing
Celeron D 340J (2.93GHz) 533 22 Under Testing

 

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Amadeus 7900L 
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