GeForce 940M vs Radeon RX 580 Mobile
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 8GB VRAM Radeon RX 580 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 940M 's Advantages
Boost Clock has increased by 2% (1098MHz vs 1077MHz)
Lower TDP (75W vs 100W)
Radeon RX 580 Mobile 's Advantages
Released 2 years and 1 months late
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 14.40GB/s)
1792 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 940M
1124
Radeon RX 580 Mobile
+341%
4963
3DMark Time Spy
GeForce 940M
507
Radeon RX 580 Mobile
+600%
3553
3DMark Time Spy Extreme
GeForce 940M
120
Radeon RX 580 Mobile
+1255%
1626
Graphics Card
Mar 2015
Release Date
Apr 2017
GeForce 900M
Generation
Mobility Radeon
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
1020 MHz
Base Clock
1000 MHz
1098 MHz
Boost Clock
1077 MHz
900 MHz
Memory Clock
2000 MHz
Memory
2GB
Memory Size
8GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
256.0GB/s
Render Config
-
Compute Units
36
512
Shading Units
2304
32
TMUs
144
16
ROPs
32
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
2 MB
Theoretical Performance
17.57 GPixel/s
Pixel Rate
34.46 GPixel/s
35.14 GTexel/s
Texture Rate
155.1 GTexel/s
-
FP16 (half)
4.963 TFLOPS
1124 GFLOPS
FP32 (float)
4.963 TFLOPS
35.14 GFLOPS
FP64 (double)
310.2 GFLOPS
Board Design
75W
TDP
100W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GM107
GPU Name
Polaris 20
N16S-GT1-KB-B
GPU Variant
Polaris 20M XT
Maxwell
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
1.87 billion
Transistors
5.7 billion
148 mm²
Die Size
232 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
6.4
