GEFORCE

NVIDIA GeForce 6800 Ultra

NVIDIA graphics card specifications and benchmark scores

256 MB
VRAM
MHz Boost
TDP
256
Bus Width

NVIDIA GeForce 6800 Ultra Specifications

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GeForce 6800 Ultra GPU Core

Shader units and compute resources

The NVIDIA GeForce 6800 Ultra GPU core specifications define its raw processing power for graphics and compute workloads. Shading units (also called CUDA cores, stream processors, or execution units depending on manufacturer) handle the parallel calculations required for rendering. TMUs (Texture Mapping Units) process texture data, while ROPs (Render Output Units) handle final pixel output. Higher shader counts generally translate to better GPU benchmark performance, especially in demanding games and 3D applications.

TMUs
16
ROPs
16
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6800 Ultra Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the GeForce 6800 Ultra's performance in GPU benchmarks and real-world gaming. The base clock represents the minimum guaranteed frequency, while the boost clock indicates peak performance under optimal thermal conditions. Memory clock speed affects texture loading and frame buffer operations. The GeForce 6800 Ultra by NVIDIA dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

GPU Clock
425 MHz
Memory Clock
550 MHz 1100 Mbps effective
GDDR GDDR 6X 6X

NVIDIA's GeForce 6800 Ultra Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The GeForce 6800 Ultra's memory capacity determines how well it handles high-resolution textures and multiple displays. Memory bandwidth, measured in GB/s, affects how quickly data moves between the GPU and VRAM. Higher bandwidth improves performance in memory-intensive scenarios like 4K gaming. The memory bus width and type (GDDR6, GDDR6X, HBM) significantly influence overall GPU benchmark scores.

Memory Size
256 MB
VRAM
256 MB
Memory Type
GDDR3
VRAM Type
GDDR3
Memory Bus
256 bit
Bus Width
256-bit
Bandwidth
35.20 GB/s
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6800 Ultra Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the NVIDIA GeForce 6800 Ultra against other graphics cards. FP32 (single-precision) performance, measured in TFLOPS, indicates compute capability for gaming and general GPU workloads. FP64 (double-precision) matters for scientific computing. Pixel and texture fill rates determine how quickly the GPU can render complex scenes. While real-world GPU benchmark results depend on many factors, these specifications help predict relative performance levels.

Pixel Rate
6.800 GPixel/s
Texture Rate
6.800 GTexel/s
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Curie Architecture & Process

Manufacturing and design details

The NVIDIA GeForce 6800 Ultra is built on NVIDIA's Curie architecture, which defines how the GPU processes graphics and compute workloads. The manufacturing process node affects power efficiency, thermal characteristics, and maximum clock speeds. Smaller process nodes pack more transistors into the same die area, enabling higher performance per watt. Understanding the architecture helps predict how the 6800 Ultra will perform in GPU benchmarks compared to previous generations.

Architecture
Curie
GPU Name
NV40
Process Node
130 nm
Foundry
TSMC
Transistors
222 million
Die Size
287 mm²
Density
773.5K / mm²
🔌

NVIDIA's GeForce 6800 Ultra Power & Thermal

TDP and power requirements

Power specifications for the NVIDIA GeForce 6800 Ultra determine PSU requirements and thermal management needs. TDP (Thermal Design Power) indicates the heat output under typical loads, guiding cooler selection. Power connector requirements ensure adequate power delivery for stable operation during demanding GPU benchmarks. The suggested PSU wattage accounts for the entire system, not just the graphics card. Efficient power delivery enables the GeForce 6800 Ultra to maintain boost clocks without throttling.

Power Connectors
2x Molex
Suggested PSU
200 W
📐

GeForce 6800 Ultra by NVIDIA Physical & Connectivity

Dimensions and outputs

Physical dimensions of the NVIDIA GeForce 6800 Ultra are critical for case compatibility. Card length, height, and slot width determine whether it fits in your chassis. The PCIe interface version affects bandwidth for communication with the CPU. Display outputs define monitor connectivity options, with modern cards supporting multiple high-resolution displays simultaneously. Verify these specifications against your case and motherboard before purchasing to ensure a proper fit.

Slot Width
Single-slot
Length
216 mm 8.5 inches
Bus Interface
AGP 8x
Display Outputs
2x DVI1x S-Video
Display Outputs
2x DVI1x S-Video
🎮

NVIDIA API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the NVIDIA GeForce 6800 Ultra. DirectX 12 Ultimate enables advanced features like ray tracing and variable rate shading. Vulkan provides cross-platform graphics capabilities with low-level hardware access. OpenGL remains important for professional applications and older games. CUDA (NVIDIA) and OpenCL enable GPU compute for video editing, 3D rendering, and scientific applications. Higher API versions unlock newer graphical features in GPU benchmarks and games.

DirectX
9.0c (9_3)
DirectX
9.0c (9_3)
OpenGL
2.0.3 (full) 2.1 (partial)
OpenGL
2.0.3 (full) 2.1 (partial)
Shader Model
3.0
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GeForce 6800 Ultra Product Information

Release and pricing details

The NVIDIA GeForce 6800 Ultra is manufactured by NVIDIA as part of their graphics card lineup. Release date and launch pricing provide context for comparing GPU benchmark results with competing products from the same era. Understanding the product lifecycle helps evaluate whether the GeForce 6800 Ultra by NVIDIA represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.

Manufacturer
NVIDIA
Release Date
Apr 2004
Production
End-of-life
Predecessor
GeForce FX
Successor
GeForce 7 AGP

GeForce 6800 Ultra Benchmark Scores

📊

No benchmark data available for this GPU.

About NVIDIA GeForce 6800 Ultra

The NVIDIA GeForce 6800 Ultra stands as a pivotal graphics card in the early 2000s, leveraging the Curie architecture to deliver powerful visual processing capabilities via its 130 nm process technology. With 256 MB of GDDR3 memory connected through an AGP 8x interface, this card offered substantial bandwidth for its time, enabling high-fidelity rendering in demanding applications. Its design catered to enthusiasts seeking to push the boundaries of graphics performance before the advent of PCI Express standards, making it a notable precursor to modern GPU architectures. While the NVIDIA GeForce 6800 Ultra did not inherently support CUDA or OpenCL workflows, it remained a robust 3D rendering workhorse through its DirectX and OpenGL compliance. Users relied on its powerful vertex and pixel shaders to achieve realistic textures, dynamic lighting, and complex geometrical computations. This card facilitated advanced visual effects in games and professional software, though developers often required supplementary toolsets to fully exploit CUDA’s parallel computing potential, which emerged later in NVIDIA’s lineup. In professional contexts, the NVIDIA GeForce 6800 Ultra found applications in less certification-dependent scenarios, such as high-resolution content creation and legacy-era 3D modeling. Its stability and shader capabilities supported tasks like architectural visualization and basic motion graphics, though professional certifications like Autodesk AutoCAD or Maya often prioritized higher-tier or specialized cards for demanding workflows. This underscored its role as a transitional GPU, bridging gaming and professional markets prior to PCI Express adoption. For enterprise use, the NVIDIA GeForce 6800 Ultra’s AGP 8x interface and memory capacity suited legacy systems or specialized niche deployments, such as digital signage or early CAD workstations. Its low-latency graphics pipeline supported real-time rendering in constrained environments, though newer enterprise features like multi-monitor support or power efficiency were absent, reflecting the hardware’s era-specific design constraints. This card exemplified a time when graphics innovation prioritized raw shader power before the era of unified architectures and heterogeneous computing.

The AMD Equivalent of GeForce 6800 Ultra

Looking for a similar graphics card from AMD? The AMD Radeon RX 480 offers comparable performance and features in the AMD lineup.

AMD Radeon RX 480

AMD • 8 GB VRAM

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