Home GPU Comparison AMD Radeon RX 580X Mobile vs NVIDIA GeForce GTX 980MX

AMD Radeon RX 580X Mobile vs NVIDIA GeForce GTX 980MX

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 8GB VRAM GeForce GTX 980MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages
Released 1 years and 10 months late
Larger VRAM bandwidth (256.0GB/s vs 192.0GB/s)
640 additional rendering cores
Lower TDP (100W vs 148W)
NVIDIA GeForce GTX 980MX 's Advantages
Boost Clock has increased by 9% (1178MHz vs 1077MHz)

Score

Benchmark

FP32 (float)
Radeon RX 580X Mobile +26%
4.963 TFLOPS
GeForce GTX 980MX
3.92 TFLOPS
VS

Graphics Card

Apr 2018
Release Date
Jun 2016
Mobility Radeon
Generation
GeForce 900M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16

Clock Speeds

1000 MHz
Base Clock
1050 MHz
1077 MHz
Boost Clock
1178 MHz
2000 MHz
Memory Clock
1500 MHz

Memory

8GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
256.0GB/s
Bandwidth
192.0GB/s

Render Config

36
Compute Units
-
-
-
-
2304
Shading Units
1664
144
TMUs
104
32
ROPs
64
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
48 KB (per SMM)
2 MB
L2 Cache
2 MB
-
-
-

Theoretical Performance

34.46 GPixel/s
Pixel Rate
75.39 GPixel/s
155.1 GTexel/s
Texture Rate
122.5 GTexel/s
4.963 TFLOPS
FP16 (half)
-
4.963 TFLOPS
FP32 (float)
3.920 TFLOPS
310.2 GFLOPS
FP64 (double)
122.5 GFLOPS

Board Design

100W
TDP
148W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

Polaris 20
GPU Name
GM204
Polaris 20M XT
GPU Variant
N16E-GXX-A1
GCN 4.0
Architecture
Maxwell 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
5.2 billion
232 mm²
Die Size
398 mm²

Graphics Features

12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
5.2
6.4
Shader Model
6.4

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