Radeon R2 Mobile Graphics vs GeForce GTX 660 Rev. 2
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Kepler (2012−2018) | GCN 2.0 (2013−2017) |
| GPU code name | GK104 | Beema |
| Market segment | Desktop | Laptop |
| Release date | 13 September 2014 (11 years ago) | 28 January 2015 (10 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 | 960 | 128 |
| Core clock speed | 980 MHz | 497 MHz |
| Boost clock speed | 1032 MHz | 300 MHz |
| Number of transistors | 3,540 million | 930 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 140 Watt | 100 Watt |
| Texture fill rate | 82.56 | 3.976 |
| Floating-point processing power | 1.981 TFLOPS | 0.1272 TFLOPS |
| ROPs | 24 | 4 |
| TMUs | 80 | 8 |
| L1 Cache | 80 KB | no data |
| L2 Cache | 384 KB | no data |
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 3.0 x16 | IGP |
| Length | 241 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 1x 6-pin | 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 | GDDR5 | System Shared |
| Maximum RAM amount | 2 GB | System Shared |
| Memory bus width | 192 Bit | System Shared |
| Memory clock speed | 1502 MHz | System Shared |
| Memory bandwidth | 144.2 GB/s | no data |
| 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 | 2x DVI, 1x HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (12_0) |
| Shader Model | 5.1 | 6.3 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.1.126 | 1.2.131 |
| CUDA | 3.0 | - |
Pros & cons summary
| Recency | 13 September 2014 | 28 January 2015 |
| Power consumption (TDP) | 140 Watt | 100 Watt |
R2 Mobile Graphics has an age advantage of 4 months, and 40% lower power consumption.
We couldn't decide between GeForce GTX 660 Rev. 2 and Radeon R2 Mobile Graphics. We've got no test results to judge.
Be aware that GeForce GTX 660 Rev. 2 is a desktop graphics card while Radeon R2 Mobile Graphics is a notebook one.
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