AMD Radeon Pro Duo Polaris vs AMD Radeon HD 8970M
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
May 2013
Generation
Radeon Pro GCN
Solar System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1750 MHz
1200 MHz
Base Clock
-
850 MHz
Boost Clock
-
900 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.0GB/s
153.6GB/s
Render Config
Compute Units
36
20
Shading Units
2304
1280
TMUs
144
80
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
39.78 GPixel/s
28.80 GPixel/s
Texture Rate
179.0 GTexel/s
72.00 GTexel/s
FP16 (half)
5.728 TFLOPS
-
FP32 (float)
5.728 TFLOPS
2.304 TFLOPS
FP64 (double)
358.0 GFLOPS
144.0 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Neptune
GPU Variant
Ellesmere Gemini GL
Neptune XT(216-0847000)
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
2.8 billion
Die Size
232 mm²
212 mm²
Board Design
TDP
250W
100W
Suggested PSU
600 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
-
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.3
1.2
Shader Model
6.7
5.1