AMD Radeon R9 280X vs AMD Radeon Pro Duo Polaris
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X and 16GB VRAM Radeon Pro Duo Polaris to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 280X 's Advantages
Boost Clock1000MHz
Larger VRAM bandwidth (288.0GB/s vs 224.0GB/s)
AMD Radeon Pro Duo Polaris 's Advantages
Released 3 years and 6 months late
More VRAM (16GB vs 3GB)
256 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 280X
4.096 TFLOPS
Radeon Pro Duo Polaris
+39%
5.728 TFLOPS
Graphics Card
Oct 2013
Release Date
Apr 2017
Volcanic Islands
Generation
Radeon Pro GCN
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
850 MHz
Base Clock
-
1000 MHz
Boost Clock
-
1500 MHz
Memory Clock
1750 MHz
Memory
3GB
Memory Size
16GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
288.0GB/s
Bandwidth
224.0GB/s
Render Config
32
Compute Units
36
-
-
-
2048
Shading Units
2304
128
TMUs
144
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
32.00 GPixel/s
Pixel Rate
39.78 GPixel/s
128.0 GTexel/s
Texture Rate
179.0 GTexel/s
-
FP16 (half)
5.728 TFLOPS
4.096 TFLOPS
FP32 (float)
5.728 TFLOPS
1024 GFLOPS
FP64 (double)
358.0 GFLOPS
Board Design
250W
TDP
250W
600 W
Suggested PSU
600 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x HDMI 2.0b
3x DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Tahiti
GPU Name
Ellesmere
Tahiti XTL
(215-0821065)
GPU Variant
Ellesmere Gemini GL
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
4.313 billion
Transistors
5.7 billion
352 mm²
Die Size
232 mm²
Graphics Features
12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.1
1.2
Vulkan
1.3
-
-
-
5.1
Shader Model
6.7
