Radeon R9 M395X Mac Edition vs GeForce GTX 970M
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 3GB VRAM GeForce GTX 970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 M395X Mac Edition 's Advantages
Released 7 months late
More VRAM (4GB vs 3GB)
Larger VRAM bandwidth (174.7GB/s vs 120.3GB/s)
768 additional rendering cores
GeForce GTX 970M 's Advantages
Boost Clock1038MHz
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
+40%
3723
GeForce GTX 970M
2657
Graphics Card
May 2015
Release Date
Oct 2014
Crystal System
Generation
GeForce 900M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
924 MHz
-
Boost Clock
1038 MHz
1365 MHz
Memory Clock
1253 MHz
Memory
4GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
192bit
174.7GB/s
Bandwidth
120.3GB/s
Render Config
32
Compute Units
-
2048
Shading Units
1280
128
TMUs
80
32
ROPs
48
16 KB (per CU)
L1 Cache
48 KB (per SMM)
512 KB
L2 Cache
1536 KB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
49.82 GPixel/s
116.4 GTexel/s
Texture Rate
83.04 GTexel/s
3.723 TFLOPS
FP16 (half)
-
3.723 TFLOPS
FP32 (float)
2.657 TFLOPS
232.7 GFLOPS
FP64 (double)
83.04 GFLOPS
Board Design
250W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
Amethyst
GPU Name
GM204
Amethyst XT
GPU Variant
N16E-GT-A2
GCN 3.0
Architecture
Maxwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
5.2 billion
366 mm²
Die Size
398 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
5.2
6.3
Shader Model
6.7 (6.4)