Radeon R7 M270DX vs GeForce GTX 775M Mac Edition
Aggregate performance score
We've compared GeForce GTX 775M Mac Edition and Radeon R7 M270DX, covering specs and all relevant benchmarks.
775M Mac Edition outperforms R7 M270DX by a substantial 33% 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 | 804 | 897 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.36 | no data |
| Architecture | Kepler (2012−2018) | GCN 3.0 (2014−2019) |
| GPU code name | GK104 | Topaz |
| Market segment | Laptop | Laptop |
| Release date | 8 November 2013 (12 years ago) | 11 June 2014 (11 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 | 1344 | 384 |
| Core clock speed | 797 MHz | 900 MHz |
| Boost clock speed | no data | 940 MHz |
| Number of transistors | 3,540 million | 1,550 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | no data |
| Texture fill rate | 89.26 | 22.56 |
| Floating-point processing power | 2.142 TFLOPS | 0.7219 TFLOPS |
| ROPs | 32 | 8 |
| TMUs | 112 | 24 |
| L1 Cache | 112 KB | 96 KB |
| L2 Cache | 512 KB | 256 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).
| Interface | MXM-B (3.0) | IGP |
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 | 256 Bit | System Shared |
| Memory clock speed | 1250 MHz | System Shared |
| Memory bandwidth | 160.0 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 | 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_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 | - |
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 | 3.03 | 2.27 |
| Recency | 8 November 2013 | 11 June 2014 |
GTX 775M Mac Edition has a 33.5% higher aggregate performance score.
R7 M270DX, on the other hand, has an age advantage of 7 months.
The GeForce GTX 775M Mac Edition is our recommended choice as it beats the Radeon R7 M270DX in performance tests.
Other comparisons
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