Radeon Pro Duo Polaris vs Radeon R9 295X2
We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 4GB VRAM Radeon R9 295X2 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 late
More VRAM (16GB vs 4GB)
Lower TDP (250W vs 500W)
Radeon R9 295X2 's Advantages
Larger VRAM bandwidth (320.0GB/s vs 224.0GB/s)
512 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro Duo Polaris
5728
Radeon R9 295X2
5733
Graphics Card
Apr 2017
Release Date
Apr 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
1250 MHz
Memory
16GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
512bit
224.0GB/s
Bandwidth
320.0GB/s
Render Config
36
Compute Units
44
2304
Shading Units
2816
144
TMUs
176
32
ROPs
64
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
1024 KB
Theoretical Performance
39.78 GPixel/s
Pixel Rate
65.15 GPixel/s
179.0 GTexel/s
Texture Rate
179.2 GTexel/s
5.728 TFLOPS
FP16 (half)
-
5.728 TFLOPS
FP32 (float)
5.733 TFLOPS
358.0 GFLOPS
FP64 (double)
716.7 GFLOPS
Board Design
250W
TDP
500W
600 W
Suggested PSU
900 W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
1x DVI
4x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
Ellesmere
GPU Name
Vesuvius
Ellesmere Gemini GL
GPU Variant
Vesuvius XT
(215-0852022)
GCN 4.0
Architecture
GCN 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
6.2 billion
232 mm²
Die Size
438 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.3
Vulkan
1.2
6.7
Shader Model
6.3
