Home GPU Comparison NVIDIA GeForce 940MX vs AMD Radeon R9 M485X

NVIDIA GeForce 940MX vs AMD Radeon R9 M485X

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940MX and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940MX 's Advantages
Boost Clock1242MHz
Lower TDP (23W vs 250W)
AMD Radeon R9 M485X 's Advantages
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 16.02GB/s)
1664 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce 940MX
0.954 TFLOPS
Radeon R9 M485X +210%
2.961 TFLOPS
VS

Graphics Card

Jan 2016
Release Date
May 2016
GeForce 900M
Generation
Crystal System
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-B (3.0)

Clock Speeds

1004 MHz
Base Clock
-
1242 MHz
Boost Clock
-
1001 MHz
Memory Clock
1250 MHz

Memory

2GB
Memory Size
8GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
16.02GB/s
Bandwidth
160.0GB/s

Render Config

-
Compute Units
32
-
-
-
384
Shading Units
2048
24
TMUs
128
8
ROPs
32
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

9.936 GPixel/s
Pixel Rate
23.14 GPixel/s
29.81 GTexel/s
Texture Rate
92.54 GTexel/s
-
FP16 (half)
2.961 TFLOPS
953.9 GFLOPS
FP32 (float)
2.961 TFLOPS
29.81 GFLOPS
FP64 (double)
185.1 GFLOPS

Board Design

23W
TDP
250W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

GM108
GPU Name
Amethyst
N16S-GTR-S
GPU Variant
Amethyst XT
Maxwell
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
5 billion
Unknown
Die Size
366 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
6.3

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