AMD Radeon R9 M470 vs AMD Radeon R9 M395 Mac Edition
GPU Specs Compare
Graphics Card
Release Date
May 2016
May 2015
Generation
Gem System
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
900 MHz
-
Boost Clock
1000 MHz
-
Memory Clock
1375 MHz
1365 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
88.00GB/s
174.7GB/s
Render Config
Compute Units
12
28
Shading Units
768
1792
TMUs
48
112
ROPs
16
32
L1 Cache
16 KB (per CU)
-
L2 Cache
256 KB
-
Theoretical Performance
Pixel Rate
16.00 GPixel/s
26.69 GPixel/s
Texture Rate
48.00 GTexel/s
93.41 GTexel/s
FP32 (float)
1.536 TFLOPS
2.989 TFLOPS
FP64 (double)
96.00 GFLOPS
373.6 GFLOPS
Graphics Processor
GPU Name
Emerald
Amethyst
GPU Variant
Emerald PRO
Amethyst PRO(216-0872004)
Architecture
GCN 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.08 billion
5 billion
Die Size
160 mm²
366 mm²
Board Design
TDP
Unknown
250W
Outputs
Portable Device Dependent
No outputs
Power Connectors
-
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2.170
1.2
Shader Model
6.5
6.3