AMD Radeon R9 M290X vs AMD Radeon Pro 560X
GPU Specs Compare
Graphics Card
Release Date
Jan 2014
Jul 2018
Generation
Gem System
Radeon Pro Mac
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
850 MHz
-
Boost Clock
900 MHz
-
Memory Clock
1200 MHz
1470 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
153.6GB/s
94.08GB/s
Render Config
Compute Units
20
16
Shading Units
1280
1024
TMUs
80
64
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
28.80 GPixel/s
16.06 GPixel/s
Texture Rate
72.00 GTexel/s
64.26 GTexel/s
FP32 (float)
2.304 TFLOPS
2.056 TFLOPS
FP64 (double)
144.0 GFLOPS
128.5 GFLOPS
FP16 (half)
-
2.056 TFLOPS
Graphics Processor
GPU Name
Neptune
Polaris 21
GPU Variant
Neptune XT(216-0847000)
Polaris 21 XT(215-0908004)
Architecture
GCN 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
2.8 billion
3 billion
Die Size
212 mm²
123 mm²
Board Design
TDP
100W
75W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1 (1.2)
2.1
Vulkan
1.2.170
1.2
Shader Model
6.5 (5.1)
6.4