Radeon HD 6490M Mac Edition vs GeForce GT 630
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 926 | not rated |
| Place by popularity | 100 | not in top-100 |
| Cost-effectiveness evaluation | 0.08 | no data |
| Power efficiency | 1.84 | no data |
| Architecture | Fermi (2010−2014) | TeraScale 2 (2009−2015) |
| GPU code name | GF108 | Seymour |
| Market segment | Desktop | Laptop |
| Release date | 15 May 2012 (12 years ago) | 2 May 2011 (13 years ago) |
| Launch price (MSRP) | $99.99 | no data |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 96 | 160 |
| Core clock speed | 810 MHz | 750 MHz |
| Number of transistors | 585 million | 370 million |
| Manufacturing process technology | 40 nm | 40 nm |
| Power consumption (TDP) | 65 Watt | no data |
| Texture fill rate | 12.96 | 6.000 |
| Floating-point processing power | 0.311 TFLOPS | 0.24 TFLOPS |
| ROPs | 4 | 4 |
| TMUs | 16 | 8 |
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 2.0 x16 | PCIe 2.0 x16 |
| Length | 145 mm | no data |
| Width | 1-slot | no data |
| Supplementary power connectors | None | 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 | DDR3 | GDDR5 |
| Maximum RAM amount | 2 GB | 256 MB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 900 MHz | 794 MHz |
| Memory bandwidth | 28.8 GB/s | 25.41 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 1x DVI, 1x HDMI, 1x VGA | No outputs |
| HDMI | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 11.2 (11_0) |
| Shader Model | 5.1 | 5.0 |
| OpenGL | 4.6 | 4.4 |
| OpenCL | 1.1 | 1.2 |
| Vulkan | N/A | N/A |
| CUDA | 2.1 | - |
Pros & cons summary
| Recency | 15 May 2012 | 2 May 2011 |
| Maximum RAM amount | 2 GB | 256 MB |
GT 630 has an age advantage of 1 year, and a 700% higher maximum VRAM amount.
We couldn't decide between GeForce GT 630 and Radeon HD 6490M Mac Edition. We've got no test results to judge.
Be aware that GeForce GT 630 is a desktop card while Radeon HD 6490M Mac Edition is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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