Radeon R9 M395X Mac Edition vs Radeon R9 M295X Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 4GB VRAM Radeon R9 M295X Mac Edition 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 6 months late
Larger VRAM bandwidth (174.7GB/s vs 174.3GB/s)
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
+6%
3723
Radeon R9 M295X Mac Edition
3482
Graphics Card
May 2015
Release Date
Nov 2014
Crystal System
Generation
Crystal System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
1365 MHz
Memory Clock
1362 MHz
Memory
4GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
174.7GB/s
Bandwidth
174.3GB/s
Render Config
32
Compute Units
32
2048
Shading Units
2048
128
TMUs
128
32
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
27.20 GPixel/s
116.4 GTexel/s
Texture Rate
108.8 GTexel/s
3.723 TFLOPS
FP16 (half)
3.482 TFLOPS
3.723 TFLOPS
FP32 (float)
3.482 TFLOPS
232.7 GFLOPS
FP64 (double)
217.6 GFLOPS
Board Design
250W
TDP
250W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Amethyst
GPU Name
Amethyst
Amethyst XT
GPU Variant
Amethyst XT
GCN 3.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
5 billion
366 mm²
Die Size
366 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.0
1.2
Vulkan
1.2
6.3
Shader Model
6.3
