AMD Radeon Pro Duo Polaris vs AMD Radeon HD 6970
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Dec 2010
Generation
Radeon Pro GCN
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1750 MHz
1375 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.0GB/s
176.0GB/s
Render Config
Compute Units
36
24
Shading Units
2304
1536
TMUs
144
96
ROPs
32
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
39.78 GPixel/s
28.16 GPixel/s
Texture Rate
179.0 GTexel/s
84.48 GTexel/s
FP16 (half)
5.728 TFLOPS
—
FP32 (float)
5.728 TFLOPS
2.703 TFLOPS
FP64 (double)
358.0 GFLOPS
675.8 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Cayman
GPU Variant
Ellesmere Gemini GL
Cayman XT(215-0807007)
Architecture
GCN 4.0
TeraScale 3
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
40 nm
Transistors
5.7 billion
2.64 billion
Die Size
232 mm²
389 mm²
Board Design
TDP
250W
250W
Suggested PSU
600 W
600 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.3
N/A
Shader Model
6.7
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.