AMD Radeon Pro Duo Polaris vs AMD Radeon HD 8950 OEM
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Jan 2013
Generation
Radeon Pro GCN
Sea Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1750 MHz
1250 MHz
Base Clock
—
850 MHz
Boost Clock
—
925 MHz
Memory
Memory Size
16GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
224.0GB/s
240.0GB/s
Render Config
Compute Units
36
28
Shading Units
2304
1792
TMUs
144
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
768 KB
Theoretical Performance
Pixel Rate
39.78 GPixel/s
29.60 GPixel/s
Texture Rate
179.0 GTexel/s
103.6 GTexel/s
FP16 (half)
5.728 TFLOPS
—
FP32 (float)
5.728 TFLOPS
3.315 TFLOPS
FP64 (double)
358.0 GFLOPS
828.8 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Tahiti
GPU Variant
Ellesmere Gemini GL
Tahiti PRO(215-0821056)
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
5.7 billion
4.313 billion
Die Size
232 mm²
352 mm²
Board Design
TDP
250W
200W
Suggested PSU
600 W
550 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.