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GPU Comparison
AMD Radeon Pro Duo Polaris vs AMD Radeon HD 6850 X2
AMD Radeon Pro Duo Polaris vs AMD Radeon HD 6850 X2
VS
AMD Radeon Pro Duo Polaris
AMD Radeon HD 6850 X2
We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro Duo Polaris 's Advantages
Released 5 years and 7 months late
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 134.4GB/s)
1344 additional rendering cores
Lower TDP (250W vs 254W)
Score
Benchmark
FP32 (float)
Radeon Pro Duo Polaris
+272%
5.728 TFLOPS
Radeon HD 6850 X2
1.536 TFLOPS
Radeon Pro Duo Polaris
VS
Radeon HD 6850 X2
Graphics Card
Apr 2017
Release Date
Sep 2011
Radeon Pro GCN
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1750 MHz
Memory Clock
1050 MHz
Memory
16GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
224.0GB/s
Bandwidth
134.4GB/s
Render Config
-
SM Count
-
36
Compute Units
12
2304
Shading Units
960
144
TMUs
48
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
2 MB
L2 Cache
512 KB
Theoretical Performance
39.78 GPixel/s
Pixel Rate
25.60 GPixel/s
179.0 GTexel/s
Texture Rate
38.40 GTexel/s
5.728 TFLOPS
FP16 (half)
-
5.728 TFLOPS
FP32 (float)
1.536 TFLOPS
358.0 GFLOPS
FP64 (double)
-
Graphics Processor
Ellesmere
GPU Name
Barts
Ellesmere Gemini GL
GPU Variant
Barts PRO (215-0798006)
GCN 4.0
Architecture
TeraScale 2
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
5.7 billion
Transistors
1.7 billion
232 mm²
Die Size
255 mm²
Board Design
250W
TDP
254W
600 W
Suggested PSU
600 W
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.3
Vulkan
N/A
-
CUDA
-
6.7
Shader Model
5.0
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4
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6
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