Radeon 550X Mobile vs GeForce GTX 980M

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking291not rated
Place by popularitynot in top-100not in top-100
Power efficiency13.09no data
ArchitectureMaxwell 2.0 (2014−2019)GCN 4.0 (2016−2020)
GPU code nameGM204Polaris 23
Market segmentLaptopLaptop
Release date7 October 2014 (10 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 cores1536640
Core clock speed1038 MHz1100 MHz
Boost clock speed1127 MHz1287 MHz
Number of transistors5,200 million2,200 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)unknown50 Watt
Texture fill rate51.8451.48
Floating-point processing power1.659 TFLOPS1.647 TFLOPS
ROPs6416
TMUs9640

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 sizelargeno data
Bus supportPCI Express 3.0no data
InterfaceMXM-B (3.0)PCIe 3.0 x8
Supplementary power connectorsNoneno data
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 typeGDDR5GDDR5
Maximum RAM amount8 GB4 GB
Memory bus width256 Bit64 Bit
Memory clock speed2500 MHz1500 MHz
Memory bandwidth160 GB/s48 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 ConnectorsNo outputsNo outputs
VGA аnalog display support+no data
DisplayPort Multimode (DP++) support+no data
HDMI+-
G-SYNC support+-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

GameStream+-
GeForce ShadowPlay+-
GPU Boost2.0no data
GameWorks+-
H.264, VC1, MPEG2 1080p video decoder+-
Optimus+-
BatteryBoost+-
Ansel+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 (12_0)
Shader Model6.46.4
OpenGL4.54.6
OpenCL1.12.0
Vulkan1.1.1261.2.131
CUDA+-

Pros & cons summary


Recency 7 October 2014 11 April 2018
Maximum RAM amount 8 GB 4 GB
Chip lithography 28 nm 14 nm

GTX 980M has a 100% higher maximum VRAM amount.

550X Mobile, on the other hand, has an age advantage of 3 years, and a 100% more advanced lithography process.

We couldn't decide between GeForce GTX 980M 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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NVIDIA GeForce GTX 980M
GeForce GTX 980M
AMD Radeon 550X Mobile
Radeon 550X Mobile

Comparisons with similar GPUs

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Community ratings

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