Radeon 550X Mobile vs GeForce GTX 980 SLI Mobile
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 114 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 8.29 | no data |
| Architecture | Maxwell (2014−2017) | GCN 4.0 (2016−2020) |
| GPU code name | N16E-GXX SLI | Polaris 23 |
| Market segment | Laptop | Laptop |
| Release date | 22 September 2015 (9 years ago) | 11 April 2018 (6 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 | 4096 | 640 |
| Core clock speed | 1126 MHz | 1100 MHz |
| Boost clock speed | 1228 MHz | 1287 MHz |
| Number of transistors | 10400 Million | 2,200 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Power consumption (TDP) | 330 Watt | 50 Watt |
| Texture fill rate | no data | 51.48 |
| Floating-point processing power | no data | 1.647 TFLOPS |
| ROPs | no data | 16 |
| TMUs | no data | 40 |
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).
| Laptop size | large | no data |
| Interface | no data | PCIe 3.0 x8 |
| SLI options | + | - |
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 | GDDR5 |
| Maximum RAM amount | 2x 8 GB | 4 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 3500 MHz | 1500 MHz |
| Memory bandwidth | no data | 48 GB/s |
| Shared memory | - | - |
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 data | No outputs |
| G-SYNC support | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12_1 | 12 (12_0) |
| Shader Model | no data | 6.4 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 2.0 |
| Vulkan | - | 1.2.131 |
| CUDA | + | - |
Pros & cons summary
| Recency | 22 September 2015 | 11 April 2018 |
| Chip lithography | 28 nm | 14 nm |
| Power consumption (TDP) | 330 Watt | 50 Watt |
550X Mobile has an age advantage of 2 years, a 100% more advanced lithography process, and 560% lower power consumption.
We couldn't decide between GeForce GTX 980 SLI Mobile and Radeon 550X Mobile. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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