Radeon R9 M395X Mac Edition vs Radeon R9 M380 Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 2GB VRAM Radeon R9 M380 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
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (174.7GB/s vs 100.4GB/s)
1280 additional rendering cores
Radeon R9 M380 Mac Edition 's Advantages
Boost Clock1021MHz
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
+137%
3723
Radeon R9 M380 Mac Edition
1568
Graphics Card
May 2015
Release Date
May 2015
Crystal System
Generation
Gem System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
1021 MHz
1365 MHz
Memory Clock
1568 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
100.4GB/s
Render Config
32
Compute Units
12
2048
Shading Units
768
128
TMUs
48
32
ROPs
16
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
16.34 GPixel/s
116.4 GTexel/s
Texture Rate
49.01 GTexel/s
3.723 TFLOPS
FP16 (half)
-
3.723 TFLOPS
FP32 (float)
1.568 TFLOPS
232.7 GFLOPS
FP64 (double)
98.02 GFLOPS
Board Design
250W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Processor
Amethyst
GPU Name
Strato
Amethyst XT
GPU Variant
Strato PRO
GCN 3.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
2.08 billion
366 mm²
Die Size
160 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.2.170
6.3
Shader Model
6.5
