Architecture Features
256-bit memory interface
128-bit IEEE floating-point precision graphics pipeline
128-bit color precision
12-bit sub-pixel precision
8x FSAA at 1920x1200, 4x at 2048x1536, rotated grid FSAA sampling
algorithm
Hardware accelerated anti-aliased points and lines
Hardware OpenGL overlay planes
Hardware accelerated two-sided lighting
Hardware accelerated clipping planes
3rd generation occlusion culling
3D volumetric texture support
Quad-buffered stereo
Dual Link DVI enabling driving digital displays up to 3840x2400 (24Hz)
SLI Link
Shading Architecture
Fully programmable GPU (OpenGL 2.0/DirectX 9.0c class)
Long fragment programs (unlimited instructions)
Long vertex programs (unlimited instructions)
Looping and subroutines (up to 256 loops per vertex program)
Dynamic flow control
Conditional execution
Supported Graphics
APIs
OpenGL 2.0 ICD with immediate mode support for all OGL primitive
types
DirectX 9.0c
Available Graphics
Drivers
Microsoft Windows Vista 32 and 64, Microsoft Windows Vista 32 and
64, Microsoft Windows XP, Linux - Full Open GL implementation,
complete with NVIDIA and ARB extensions.
HP qualified drivers may be preloaded or available from the HP support
web site:
http://welcome.hp.com/country/us/eng/software_drivers.html
.
NVIDIA Quadro FX
4500, 512 MB with
optional G-Sync
Bus Type
PCI Express x16
RAMDAC
Dual 400 MHz integrated
Memory
512 MB GDDR3 SDRAM unified graphics memory
Connectors
2 DVI-I analog/digital monitor outputs, 1 3-pin Mini DIN stereo output,
DVI-I to VGA adapters included
Display resolution
support
Dual integrated display controllers supporting up to 2048x1536 @ 75Hz
(analog) or 3840x2400 @ 41Hz (digital) on both displays
QuickSpecs
HP xw6400 Workstation
Technical Specifications - Graphics
DA - 12505 Worldwide — Version 21 — August 16, 2007
Page 73
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