Intel D850MVSE Product Specification - Page 26

The AGP connector supports AGP add-in cards with 1.5 V Switching Voltage Level SVL.

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Intel Desktop Board D850MD/D850MV Technical Product Specification 1.8.1 AGP  NOTE The AGP connector is keyed for 1.5 V AGP cards only. Do not attempt to install a legacy 3.3 V AGP card. The AGP connector is not mechanically compatible with legacy 3.3 V AGP cards. See Figure 6 for more information on the AGP keying mechanism. The AGP connector supports AGP add-in cards with 1.5 V Switching Voltage Level (SVL). An AGP Pro50 interface is available (for a 50 W maximum power draw) as a manufacturing option. Legacy 3.3 V AGP cards are not supported and will prevent the system from booting if installed. AGP 1X/2X or 4X or AGP Pro Card 1.5 Volt Cards AGP 2X/4X 3.3 Volt Cards AGP 1X/2X VGA Connector Universal Connector Key (All AGP cards have this cut away) Registration Tab for AGP Pro cards only 3.3 Volt 1.5 Volt Universal 1.5 or 3.3 Volt Desktop Board AGP Pro 1.5 OM12354 Figure 6. AGP Keying Mechanism For information about The location of the AGP connector The signal names of the AGP connector Refer to Figure 1, page 14 Table 39, page 67 AGP is a high-performance interface for graphics-intensive applications, such as 3-D applications. While based on the PCI Local Bus Specification, Rev. 2.1, AGP is independent of the PCI bus and is intended for exclusive use with graphical display devices. AGP overcomes certain limitations of the PCI bus related to handling large amounts of graphics data with the following features: • Pipelined memory read and write operations that hide memory access latency • Demultiplexing of address and data on the bus for nearly 100 percent efficiency For information about Refer to The Accelerated Graphics Port Interface Specification Section 1.5, page 19 26

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Intel Desktop Board D850MD/D850MV Technical Product Specification
26
1.8.1
AGP
NOTE
The AGP connector is keyed for 1.5 V AGP cards only.
Do not attempt to install a legacy 3.3 V
AGP card.
The AGP connector is not mechanically compatible with legacy 3.3 V AGP cards.
See
Figure 6 for more information on the AGP keying mechanism.
The AGP connector supports AGP add-in cards with 1.5 V Switching Voltage Level (SVL).
An
AGP Pro50 interface is available (for a 50 W maximum power draw) as a manufacturing option.
Legacy 3.3 V AGP cards are not supported and will prevent the system from booting if installed.
OM12354
AGP Pro 1.5
Universal 1.5 or 3.3 Volt
1.5
Volt
3.3
Volt
Registration Tab
for AGP Pro cards only
VGA
Connector
Universal
Connector Key
(All AGP cards have
this cut away)
1.5 Volt
Cards
AGP 2X/4X
3.3 Volt
Cards
AGP 1X/2X
AGP 1X/2X or 4X or AGP Pro Card
Desktop Board
Figure 6.
AGP Keying Mechanism
For information about
Refer to
The location of the AGP connector
Figure 1, page 14
The signal names of the AGP connector
Table 39, page 67
AGP is a high-performance interface for graphics-intensive applications, such as 3-D applications.
While based on the
PCI Local Bus Specification, Rev. 2.1,
AGP is independent of the PCI bus and
is intended for exclusive use with graphical display devices.
AGP overcomes certain limitations of
the PCI bus related to handling large amounts of graphics data with the following features:
•
Pipelined memory read and write operations that hide memory access latency
•
Demultiplexing of address and data on the bus for nearly 100 percent efficiency
For information about
Refer to
The
Accelerated Graphics Port Interface Specification
Section 1.5, page 19