Intel Desktop Board D925XCV/D925XBC Technical Product Specification

Figures

 

1.

Desktop Board D925XCV Components

14

2.

Desktop Board D925XBC Components

16

3.

Block Diagram

18

4.

Memory Channel and DIMM Configuration

21

5.

Dual Channel (Interleaved) Mode Configuration with Two DIMMs

22

6.

Dual Channel (Interleaved) Mode Configuration with Three DIMMs

22

7.

Dual Channel (Interleaved) Mode Configuration with Four DIMMs

23

8.

Single Channel (Asymmetric) Mode Configuration with One DIMM

24

9.

Single Channel (Asymmetric) Mode Configuration with Three DIMMs

24

10.

Front/Back Panel Audio Connector Options for 8-Channel (7.1) Audio Subsystem ....

32

11.

8-channel (7.1) Audio Subsystem Block Diagram

33

12.

Front/Back Panel Audio Connector Options for 6-Channel (5.1) Audio Subsystem ....

34

13.

6-Channel (5.1) Audio Subsystem Block Diagram

34

14.

LAN Connector LED Locations

35

15.

Thermal Monitoring for D925XCV Board

38

16.

Thermal Monitoring for D925XBC Board

39

17.

Location of the Standby Power Indicator LED on the D925XCV Board

46

18.

Detailed System Memory Address Map

56

19.

Back Panel Connectors for 8-Channel (7.1) Audio Subsystem

64

20.

Back Panel Connectors for 6-Channel (5.1) Audio Subsystem

66

21.

D925XCV Component-side Connectors

68

22.

D925XBC Component-side Connectors

70

23.

Connection Diagram for Front Panel Connector

77

24.

Connection Diagram for Front Panel USB Connectors

78

25.

Connection Diagram for IEEE 1394a Connectors

79

26.

Location of the Jumper Block

80

27.

Desktop Board D925XCV Dimensions

81

28.

Desktop Board D925XBC Dimensions

82

29.

I/O Shield Dimensions for Boards with the 8-Channel (7.1) Audio Subsystem

83

30.

I/O Shield Dimensions for Boards with the 6-Channel (5.1) Audio Subsystem

84

31.

Processor Heatsink for Omni-directional Airflow

87

32.

Localized High Temperature Zones

88

Tables

 

 

1.

Summary of Board Differences

11

2.

Feature Summary

12

3.

Manufacturing Options

13

4.

D925XCV Components Shown in Figure 1

15

5.

D925XBC Components Shown in Figure 2

17

6.

Supported Memory Configurations

20

7.

LAN Connector LED States

35

8.

Effects of Pressing the Power Switch

41

9.

Power States and Targeted System Power

42

10.

Wake-up Devices and Events

43

11.

System Memory Map

57

12.

DMA Channels

57

13.

I/O Map

58

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Intel D925XCV, D925XBC specifications Figures

D925XBC, D925XCV specifications

The Intel D925XBC and D925XCV are motherboards designed for Intel's LGA 775 socket, targeted primarily at the desktop market during the mid-2000s. These motherboards support Intel's innovative 800 MHz Front Side Bus and provide a robust platform for various computing applications, including gaming and multitasking.

One of the standout features of the D925XBC and D925XCV is their compatibility with Intel's Pentium 4 and Pentium D dual-core processors. These processors deliver impressive performance, especially for users engaging in demanding tasks such as video editing and 3D rendering. The support for dual-channel DDR2 memory allows for increased bandwidth and improved overall system performance, accommodating up to 8 GB of memory in total.

The motherboards are equipped with the Intel 925X chipset, which integrates advanced technologies. This chipset supports Intel's Enhanced Memory 64 Technology (EM64T), allowing for more efficient processing power and better resource management. The presence of the I/O Controller Hub (ICH6) also enhances connectivity options, including SATA 3.0 Gbps interfaces for faster data transfer rates and improved storage capabilities.

Regarding expansion and connectivity, both motherboards feature multiple PCI Express slots along with PCI slots, allowing users to customize their systems according to their needs. This expandability is essential for gamers and professionals looking to add advanced graphics cards and other peripherals. Additionally, these boards come with integrated audio, ensuring satisfactory sound quality without the need for additional sound cards.

The D925XBC and D925XCV motherboards also include integrated Ethernet controllers, supporting fast network connectivity essential for gaming and high-speed internet access. With multiple USB ports available, users can connect a wide variety of devices easily, enhancing the flexibility of their setups.

In terms of form factor, both boards follow the ATX layout, providing compatibility with a broad range of computer cases. This ensures ease of installation and upgrades while promoting good airflow and optimal thermal management for the components installed.

Overall, the Intel D925XBC and D925XCV motherboards integrate essential features and technologies that provide a solid foundation for desktop computing during their time. With strong processing capabilities, expandability, and good connectivity options, these boards were well-received by users looking for reliable performance and versatility in their systems.