Radeon RX 6900 vs GeForce GTX 775M Mac Edition
Aggregate performance score
We've compared GeForce GTX 775M Mac Edition with Radeon RX 6900, including specs and performance data.
RX 6900 outperforms 775M Mac Edition by a whopping 1979% 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 | 810 | 36 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.36 | 19.27 |
| Architecture | Kepler (2012−2018) | RDNA 2.0 (2020−2025) |
| GPU code name | GK104 | Navi 21 |
| Market segment | Laptop | Desktop |
| Release date | 8 November 2013 (12 years ago) | 28 October 2020 (5 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 | 4608 |
| Core clock speed | 797 MHz | no data |
| Boost clock speed | no data | 2105 MHz |
| Number of transistors | 3,540 million | 23,000 million |
| Manufacturing process technology | 28 nm | 7 nm |
| Power consumption (TDP) | 100 Watt | 255 Watt |
| Texture fill rate | 89.26 | 606.2 |
| Floating-point processing power | 2.142 TFLOPS | 19.4 TFLOPS |
| ROPs | 32 | 64 |
| TMUs | 112 | 288 |
| L1 Cache | 112 KB | no data |
| L2 Cache | 512 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 4.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 2x 8-pin |
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 | GDDR6 |
| Maximum RAM amount | 2 GB | 16 GB |
| Memory bus width | 256 Bit | 256 Bit |
| Memory clock speed | 1250 MHz | 16 GB/s |
| Memory bandwidth | 160.0 GB/s | 512.0 GB/s |
| Resizable BAR | - | + |
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 | 1x HDMI, 2x DisplayPort, 1x USB Type-C |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.1.126 | 1.2 |
| 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 | 3.07 | 63.83 |
| Recency | 8 November 2013 | 28 October 2020 |
| Maximum RAM amount | 2 GB | 16 GB |
| Chip lithography | 28 nm | 7 nm |
| Power consumption (TDP) | 100 Watt | 255 Watt |
GTX 775M Mac Edition has 155% lower power consumption.
RX 6900, on the other hand, has a 1979% higher aggregate performance score, an age advantage of 6 years, a 700% higher maximum VRAM amount, and a 300% more advanced lithography process.
The Radeon RX 6900 is our recommended choice as it beats the GeForce GTX 775M Mac Edition in performance tests.
Be aware that GeForce GTX 775M Mac Edition is a notebook graphics card while Radeon RX 6900 is a desktop one.
Other comparisons
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