ATI Radeon HD 3830 vs GeForce GT 650M SLI
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 695 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Kepler (2012−2018) | TeraScale (2005−2013) |
| GPU code name | N13E-GE | RV670 |
| Market segment | Laptop | Desktop |
| Release date | 22 March 2012 (14 years ago) | 1 April 2008 (18 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 | 768 | 320 |
| Core clock speed | 790 MHz | 668 MHz |
| Boost clock speed | 835 MHz | no data |
| Number of transistors | no data | 666 million |
| Manufacturing process technology | 28 nm | 55 nm |
| Power consumption (TDP) | no data | 75 Watt |
| Texture fill rate | no data | 10.69 |
| Floating-point processing power | no data | 0.4275 TFLOPS |
| ROPs | no data | 16 |
| TMUs | no data | 16 |
| L2 Cache | no data | 128 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 | medium sized | no data |
| Interface | no data | PCIe 2.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 1x 6-pin |
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 | GDDR5 | GDDR3 |
| Maximum RAM amount | 2x2 GB | 256 MB |
| Memory bus width | 2x 128 Bit | 128 Bit |
| Memory clock speed | 4000 MHz | 828 MHz |
| Memory bandwidth | no data | 26.5 GB/s |
| 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 | No outputs |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Optimus | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11 | 10.1 (10_1) |
| Shader Model | no data | 4.1 |
| OpenGL | no data | 3.3 |
| OpenCL | no data | N/A |
| Vulkan | - | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 22 March 2012 | 1 April 2008 |
| Chip lithography | 28 nm | 55 nm |
GT 650M SLI has an age advantage of 3 years, and a 96% more advanced lithography process.
We couldn't decide between GeForce GT 650M SLI and Radeon HD 3830. We've got no test results to judge.
Be aware that GeForce GT 650M SLI is a notebook graphics card while Radeon HD 3830 is a desktop one.
Other comparisons
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