Radeon Pro Duo Polaris vs Radeon RX 6600 XT
We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Pro Duo Polaris 's Advantages
More VRAM (16GB vs 8GB)
256 additional rendering cores
Radeon RX 6600 XT 's Advantages
Released 4 years and 3 months late
Boost Clock2589MHz
Larger VRAM bandwidth (256.0GB/s vs 224.0GB/s)
Lower TDP (160W vs 250W)
Score
Benchmark
FP32 (float)
Radeon Pro Duo Polaris
5728
Radeon RX 6600 XT
+85%
10600
Graphics Card
Apr 2017
Release Date
Jul 2021
Radeon Pro GCN
Generation
Navi II
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
1968 MHz
-
Boost Clock
2589 MHz
1750 MHz
Memory Clock
2000 MHz
Memory
16GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
128bit
224.0GB/s
Bandwidth
256.0GB/s
Render Config
36
Compute Units
32
2304
Shading Units
2048
144
TMUs
128
32
ROPs
64
-
RT Cores
32
16 KB (per CU)
L1 Cache
128 KB per Array
2 MB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
39.78 GPixel/s
Pixel Rate
165.7 GPixel/s
179.0 GTexel/s
Texture Rate
331.4 GTexel/s
5.728 TFLOPS
FP16 (half)
21.21 TFLOPS
5.728 TFLOPS
FP32 (float)
10.60 TFLOPS
358.0 GFLOPS
FP64 (double)
662.8 GFLOPS
Board Design
250W
TDP
160W
600 W
Suggested PSU
450 W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
Ellesmere
GPU Name
Navi 23
Ellesmere Gemini GL
GPU Variant
Navi 23 XT
(215-130000006)
GCN 4.0
Architecture
RDNA 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
7 nm
5.7 billion
Transistors
11.06 billion
232 mm²
Die Size
237 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.3
Vulkan
1.3
6.7
Shader Model
6.7
