ION vs GeForce Go 7900 GTX SLI
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 1414 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 0.97 |
| Architecture | G7x (2005−2006) | Tesla (2006−2010) |
| GPU code name | G71M | C79 |
| Market segment | Laptop | Laptop |
| Release date | 12 October 2006 (19 years ago) | 18 June 2008 (17 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 64 | 16 |
| Core clock speed | 16 MHz | 450 MHz |
| Boost clock speed | 500 MHz | no data |
| Number of transistors | 556 Million | 314 million |
| Manufacturing process technology | 90 nm | 65 nm |
| Power consumption (TDP) | 90 Watt | 20 Watt |
| Texture fill rate | no data | 3.600 |
| Floating-point processing power | no data | 0.0352 TFLOPS |
| ROPs | no data | 4 |
| TMUs | no data | 8 |
| L2 Cache | no data | 32 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).
| Laptop size | large | no data |
| Interface | no data | PCI |
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 | System Shared |
| Maximum RAM amount | 2x512 MB | System Shared |
| Memory bus width | 256 Bit | System Shared |
| Memory clock speed | 700 MHz | System Shared |
| Shared memory | - | + |
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 | no data | Portable Device Dependent |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | GDDR3 | 11.1 (10_0) |
| Shader Model | no data | 4.0 |
| OpenGL | no data | 3.3 |
| OpenCL | no data | N/A |
| Vulkan | - | N/A |
Pros & cons summary
| Recency | 12 October 2006 | 18 June 2008 |
| Chip lithography | 90 nm | 65 nm |
| Power consumption (TDP) | 90 Watt | 20 Watt |
ION has an age advantage of 1 year, a 38.5% more advanced lithography process, and 350% lower power consumption.
We couldn't decide between GeForce Go 7900 GTX SLI and ION. We've got no test results to judge.
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