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NVIDIA GeForce 6800 Ultra

Graphics Processor
NV45
Pixel Shaders
16
Vertex Shaders
6
TMUs
16
ROPs
16
Memory Size
256 MB
Memory Type
GDDR3
Bus Width
256 bit
GPU Chip
GPU
The GeForce 6800 Ultra was a high-end graphics card by NVIDIA, launched on July 26th, 2004. Built on the 130 nm process, and based on the NV45 graphics processor, in its 6800 Ultra variant, the card supports DirectX 9.0c. Since GeForce 6800 Ultra does not support DirectX 11 or DirectX 12, it might not be able to run all the latest games. The NV45 graphics processor is an average sized chip with a die area of 287 mm² and 222 million transistors. It features 16 pixel shaders and 6 vertex shaders, 16 texture mapping units, and 16 ROPs. Due to the lack of unified shaders you will not be able to run recent games at all (which require unified shader/DX10+ support). NVIDIA has paired 256 MB GDDR3 memory with the GeForce 6800 Ultra, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 425 MHz, memory is running at 550 MHz.
Being a dual-slot card, the NVIDIA GeForce 6800 Ultra draws power from 1x 6-pin power connector, with power draw rated at 81 W maximum. Display outputs include: 2x DVI, 1x S-Video. GeForce 6800 Ultra is connected to the rest of the system using a PCI-Express 1.0 x16 interface. The card measures 197 mm in length, and features a dual-slot cooling solution. Its price at launch was 499 US Dollars.

Graphics Processor

GPU Name
NV45
GPU Variant
6800 Ultra
Architecture
Curie
Foundry
TSMC
Process Size
130 nm
Transistors
222 million
Density
773.5K / mm²
Die Size
287 mm²

Graphics Card

Release Date
Jul 26th, 2004
Generation
GeForce 6 PCIe
(6800)
Predecessor
GeForce PCX
Successor
GeForce 7 PCIe
Production
End-of-life
Launch Price
499 USD
Bus Interface
PCIe 1.0 x16
Reviews
115 in our database

Clock Speeds

GPU Clock
425 MHz
Memory Clock
550 MHz
1100 Mbps effective

Memory

Memory Size
256 MB
Memory Type
GDDR3
Memory Bus
256 bit
Bandwidth
35.20 GB/s

Render Config

Pixel Shaders
16
Vertex Shaders
6
TMUs
16
ROPs
16

Theoretical Performance

Pixel Rate
6.800 GPixel/s
Vertex Rate
637.5 MVertices/s
Texture Rate
6.800 GTexel/s

Board Design

Slot Width
Dual-slot
Length
197 mm
7.8 inches
TDP
81 W
Suggested PSU
250 W
Outputs
2x DVI
1x S-Video
Power Connectors
1x 6-pin
Board Number
P211,
P214

Graphics Features

DirectX
9.0c (9_3)
OpenGL
2.0 (full)
2.1 (partial)
OpenCL
N/A
Vulkan
N/A
Shader Model
3.0

NV45 GPU Notes

PureVideo HD: VP1
VDPAU: No Support

NV45 = NV40 + HSI

Retail boards based on this design (1)

Name GPU Clock Memory Clock Other Changes
425 MHz 525 MHz 512 MB
Apr 25th, 2024 15:08 EDT change timezone

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