Radeon Pro Duo Polaris vs Radeon R7 250X
We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 1024MB VRAM Radeon R7 250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Pro Duo Polaris 's Advantages
Released 3 years and 2 months late
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (224.0GB/s vs 72.00GB/s)
1664 additional rendering cores
Radeon R7 250X 's Advantages
Lower TDP (80W vs 250W)
Score
Benchmark
FP32 (float)
Radeon Pro Duo Polaris
+371%
5728
Radeon R7 250X
1216
Graphics Card
Apr 2017
Release Date
Feb 2014
Radeon Pro GCN
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1750 MHz
Memory Clock
1125 MHz
Memory
16GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
224.0GB/s
Bandwidth
72.00GB/s
Render Config
36
Compute Units
10
2304
Shading Units
640
144
TMUs
40
32
ROPs
16
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
Theoretical Performance
39.78 GPixel/s
Pixel Rate
15.20 GPixel/s
179.0 GTexel/s
Texture Rate
38.00 GTexel/s
5.728 TFLOPS
FP16 (half)
-
5.728 TFLOPS
FP32 (float)
1216 GFLOPS
358.0 GFLOPS
FP64 (double)
76.00 GFLOPS
Board Design
250W
TDP
80W
600 W
Suggested PSU
250 W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
Ellesmere
GPU Name
Cape Verde
Ellesmere Gemini GL
GPU Variant
Cape Verde XT
GCN 4.0
Architecture
GCN 1.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
1.5 billion
232 mm²
Die Size
123 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.3
Vulkan
1.2
6.7
Shader Model
5.1
