Iris Plus Graphics vs GeForce GTX 660M Mac Edition
Aggregate performance score
We've compared GeForce GTX 660M Mac Edition with Iris Plus Graphics, including specs and performance data.
Plus Graphics outperforms 660M Mac Edition by a whopping 189% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1020 | 711 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.27 | 21.87 |
| Architecture | Kepler (2012−2018) | Generation 11.0 (2019−2021) |
| GPU code name | GK107 | Ice Lake GT2 |
| Market segment | Laptop | Desktop |
| Release date | 1 April 2013 (12 years ago) | no data |
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 | 384 | 512 |
| Core clock speed | 950 MHz | no data |
| Boost clock speed | no data | 1000 MHz |
| Number of transistors | 1,270 million | no data |
| Manufacturing process technology | 28 nm | 10 nm |
| Power consumption (TDP) | 50 Watt | 15 Watt |
| Texture fill rate | 30.40 | 32.00 |
| Floating-point processing power | 0.7296 TFLOPS | 1.024 TFLOPS |
| ROPs | 16 | 8 |
| TMUs | 32 | 32 |
| L1 Cache | 32 KB | no data |
| L2 Cache | 256 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 | MXM-B (3.0) | PCIe 3.0 x1 |
| Width | no data | IGP |
| 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 | GDDR5 | System Shared |
| Maximum RAM amount | 512 MB | System Shared |
| Memory bus width | 128 Bit | System Shared |
| Memory clock speed | 1250 MHz | System Shared |
| Memory bandwidth | 80 GB/s | no data |
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 outputs | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (12_1) |
| Shader Model | 5.1 | no data |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | no data |
| Vulkan | 1.1.126 | - |
| CUDA | 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 | 1.40 | 4.05 |
| Chip lithography | 28 nm | 10 nm |
| Power consumption (TDP) | 50 Watt | 15 Watt |
Iris Plus Graphics has a 189.3% higher aggregate performance score, a 180% more advanced lithography process, and 233.3% lower power consumption.
The Iris Plus Graphics is our recommended choice as it beats the GeForce GTX 660M Mac Edition in performance tests.
Be aware that GeForce GTX 660M Mac Edition is a notebook graphics card while Iris Plus Graphics is a desktop one.
Other comparisons
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