Radeon HD 6990M Rebrand vs GeForce 7800 GTX
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1264 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.01 | no data |
| Power efficiency | 0.58 | no data |
| Architecture | Curie (2003−2013) | TeraScale 2 (2009−2015) |
| GPU code name | G70 | Broadway |
| Market segment | Desktop | Laptop |
| Release date | 22 June 2005 (21 years ago) | 12 July 2011 (15 years ago) |
| Launch price (MSRP) | $599 | no data |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | no data | 800 |
| Core clock speed | 430 MHz | 800 MHz |
| Number of transistors | 302 million | 1,040 million |
| Manufacturing process technology | 110 nm | 40 nm |
| Power consumption (TDP) | 86 Watt | 100 Watt |
| Texture fill rate | 10.32 | 32.00 |
| Floating-point processing power | no data | 1.28 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 24 | 40 |
| L1 Cache | no data | 112 KB |
| L2 Cache | no data | 256 KB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | PCIe 1.0 x16 | MXM-B (3.0) |
| Length | 228 mm | no data |
| Width | 1-slot | no data |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR3 | GDDR5 |
| Maximum RAM amount | 256 MB | 1 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 600 MHz | 1100 MHz |
| Memory bandwidth | 38.4 GB/s | 70.4 GB/s |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 2x DVI, 1x S-Video | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 11.2 (11_0) |
| Shader Model | 3.0 | 5.0 |
| OpenGL | 2.1 | 4.4 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 22 June 2005 | 12 July 2011 |
| Maximum RAM amount | 256 MB | 1 GB |
| Chip lithography | 110 nm | 40 nm |
| Power consumption (TDP) | 86 Watt | 100 Watt |
7800 GTX has 16% lower power consumption.
HD 6990M Rebrand, on the other hand, has an age advantage of 6 years, a 300% higher maximum VRAM amount, and a 175% more advanced lithography process.
We couldn't decide between GeForce 7800 GTX and Radeon HD 6990M Rebrand. We've got no test results to judge.
Be aware that GeForce 7800 GTX is a desktop graphics card while Radeon HD 6990M Rebrand is a notebook one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
