NVIDIA GeForce 920MX vs AMD Radeon Pro 580X
We compared two Mobile platform GPUs: 2GB VRAM GeForce 920MX and 8GB VRAM Radeon Pro 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 920MX 's Advantages
Lower TDP (16W vs 185W)
AMD Radeon Pro 580X 's Advantages
Released 3 years late
Boost Clock has increased by 21% (1200MHz vs 993MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (218.9GB/s vs 14.40GB/s)
2048 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 920MX
0.508 TFLOPS
Radeon Pro 580X
+988%
5.53 TFLOPS
Blender
GeForce 920MX
47
Radeon Pro 580X
+619%
338
Graphics Card
Mar 2016
Release Date
Mar 2019
GeForce 900M
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
965 MHz
Base Clock
1100 MHz
993 MHz
Boost Clock
1200 MHz
900 MHz
Memory Clock
1710 MHz
Memory
2GB
Memory Size
8GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
218.9GB/s
Render Config
-
Compute Units
36
-
-
-
256
Shading Units
2304
24
TMUs
144
8
ROPs
32
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
7.944 GPixel/s
Pixel Rate
38.40 GPixel/s
23.83 GTexel/s
Texture Rate
172.8 GTexel/s
-
FP16 (half)
5.530 TFLOPS
508.4 GFLOPS
FP32 (float)
5.530 TFLOPS
15.89 GFLOPS
FP64 (double)
345.6 GFLOPS
Board Design
16W
TDP
185W
-
-
-
No outputs
Outputs
2x HDMI 2.0b
None
Power Connectors
None
Graphics Processor
GM108
GPU Name
Ellesmere
N16V-GMR1-S
GPU Variant
Ellesmere XTA
(216-0886220)
Maxwell
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
Unknown
Transistors
5.7 billion
Unknown
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
