GEFORCE

NVIDIA GeForce 7900 GT

NVIDIA graphics card specifications and benchmark scores

256 MB
VRAM
MHz Boost
48W
TDP
256
Bus Width

NVIDIA GeForce 7900 GT Specifications

⚙️

GeForce 7900 GT GPU Core

Shader units and compute resources

The NVIDIA GeForce 7900 GT 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
24
ROPs
16
⏱️

7900 GT Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the GeForce 7900 GT'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 7900 GT by NVIDIA dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

GPU Clock
450 MHz
Memory Clock
660 MHz 1320 Mbps effective
GDDR GDDR 6X 6X

NVIDIA's GeForce 7900 GT Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The GeForce 7900 GT'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
42.24 GB/s
📈

7900 GT Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the NVIDIA GeForce 7900 GT 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
7.200 GPixel/s
Texture Rate
10.80 GTexel/s
🏗️

Curie Architecture & Process

Manufacturing and design details

The NVIDIA GeForce 7900 GT 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 7900 GT will perform in GPU benchmarks compared to previous generations.

Architecture
Curie
GPU Name
G71
Process Node
90 nm
Foundry
TSMC
Transistors
278 million
Die Size
196 mm²
Density
1.4M / mm²
🔌

NVIDIA's GeForce 7900 GT Power & Thermal

TDP and power requirements

Power specifications for the NVIDIA GeForce 7900 GT 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 7900 GT to maintain boost clocks without throttling.

TDP
48 W
TDP
48W
Power Connectors
1x 6-pin
Suggested PSU
200 W
📐

GeForce 7900 GT by NVIDIA Physical & Connectivity

Dimensions and outputs

Physical dimensions of the NVIDIA GeForce 7900 GT 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
Bus Interface
PCIe 1.0 x16
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 7900 GT. 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
2.1.2 (full) 3.x (partial)
OpenGL
2.1.2 (full) 3.x (partial)
Shader Model
3.0
📦

GeForce 7900 GT Product Information

Release and pricing details

The NVIDIA GeForce 7900 GT 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 7900 GT 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
Mar 2006
Production
End-of-life
Predecessor
GeForce 6 PCIe
Successor
GeForce 8

GeForce 7900 GT Benchmark Scores

📊

No benchmark data available for this GPU.

About NVIDIA GeForce 7900 GT

The NVIDIA GeForce 7900 GT, built on the 90 nm Curie architecture, delivers a modest 48 W TDP while offering 256 MB of GDDR3 memory across a PCIe 1.0 x16 interface. Its 256‑bit memory bus and 400 MHz core clock translate to roughly 1.2 TFLOPs of single‑precision compute throughput, which, although dated, remains sufficient for legacy CAD workloads that rely on fixed‑function pipelines. In 3D rendering scenarios, the card’s 8‑pixel‑wide texture units and dual‑stage vertex shaders provide acceptable fill rates for viewport navigation in engineering applications, but it will struggle with modern ray‑tracing or high‑poly scenes. The driver stack, still maintained through NVIDIA’s legacy releases, ensures compatibility with OpenGL 2.1 and DirectX 9, allowing most professional software from the mid‑2000s to run without major glitches. For workstation environments that prioritize deterministic performance over raw horsepower, the card’s low power envelope and stable thermal profile make it a predictable component in dense rack configurations.

When evaluating the 7900 GT by NVIDIA for enterprise deployment, administrators should note the absence of contemporary features such as ECC memory or multi‑GPU NVLink, which limits its suitability for high‑availability clusters. Nevertheless, its proven stability on Windows XP Professional and early versions of Linux makes it a viable fallback for legacy simulation tools that have not been updated to newer APIs. The NVIDIA's 7900 GT model also benefits from a mature driver ecosystem that includes certified profiles for several CAD packages, ensuring that shading and tessellation behave consistently across different workstations. While it lacks modern power‑management interfaces like NVIDIA GRID, the card’s straightforward PCIe connection and modest thermal design simplify integration into existing server chassis without requiring additional cooling infrastructure. In summary, the GPU offers a data‑driven balance of compute capability and software support for niche professional tasks, but organizations should weigh its limitations against the demands of contemporary workloads.

The AMD Equivalent of GeForce 7900 GT

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

View Specs Compare

Popular NVIDIA GeForce 7900 GT Comparisons

See how the GeForce 7900 GT stacks up against similar graphics cards from the same generation and competing brands.

Compare GeForce 7900 GT with Other GPUs

Select another GPU to compare specifications and benchmarks side-by-side.

Browse GPUs