GeForce GTX 660M Mac Edition vs Mobility Radeon
Aggregate performance score
We've compared Mobility Radeon and GeForce GTX 660M Mac Edition, covering specs and all relevant benchmarks.
GTX 660M Mac Edition outperforms ATI Mobility by a moderate 16% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 981 | 926 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.02 | 0.04 |
| Architecture | Rage 6 (2000−2007) | Kepler (2012−2018) |
| GPU code name | M6 | GK107 |
| Market segment | Desktop | Desktop |
| Release date | 1 December 2001 (22 years ago) | 1 April 2013 (11 years ago) |
| Current price | $202 | $149 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
GTX 660M Mac Edition has 100% better value for money than ATI Mobility.
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | no data | 384 |
| Core clock speed | 144 MHz | 950 MHz |
| Number of transistors | 30 million | 1,270 million |
| Manufacturing process technology | 180 nm | 28 nm |
| Power consumption (TDP) | no data | 50 Watt |
| Texture fill rate | 0.43 | 30.40 |
| Floating-point performance | no data | 729.6 gflops |
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 | AGP 4x | MXM-B (3.0) |
| Width | IGP | MXM Module |
| Supplementary power connectors | no data | None |
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 | DDR | GDDR5 |
| Maximum RAM amount | 16 MB | 512 MB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 288 MHz | 5000 MHz |
| Memory bandwidth | 2.304 GB/s | 80 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 | No outputs | No outputs |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 7.0 | 12 (11_0) |
| Shader Model | no data | 5.1 |
| OpenGL | 1.3 | 4.6 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | 1.1.126 |
| CUDA | no data | 3.0 |
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 1.34 | 1.56 |
| Recency | 1 December 2001 | 1 April 2013 |
| Maximum RAM amount | 16 MB | 512 MB |
| Chip lithography | 180 nm | 28 nm |
The GeForce GTX 660M Mac Edition is our recommended choice as it beats the Mobility Radeon in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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