AMD Radeon RX 6600 vs AMD Radeon Pro Duo
GPU Specs Compare
Graphics Card
Release Date
Oct 2021
Apr 2016
Generation
Navi II
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1626 MHz
-
Boost Clock
2491 MHz
-
Memory Clock
1750 MHz
500 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
HBM
Memory Bus
128bit
4096bit
Bandwidth
224.0GB/s
512.0GB/s
Render Config
Compute Units
28
64
Shading Units
1792
4096
TMUs
112
256
ROPs
64
64
RT Cores
28
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
2 MB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
159.4 GPixel/s
64.00 GPixel/s
Texture Rate
279.0 GTexel/s
256.0 GTexel/s
FP16 (half)
17.86 TFLOPS
8.192 TFLOPS
FP32 (float)
8.928 TFLOPS
8.192 TFLOPS
FP64 (double)
558.0 GFLOPS
512.0 GFLOPS
Graphics Processor
GPU Name
Navi 23
Capsaicin
GPU Variant
Navi 23 XL(215-130000016)
Capsaicin XT
Architecture
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
11.06 billion
8.9 billion
Die Size
237 mm²
596 mm²
Board Design
TDP
132W
350W
Suggested PSU
300 W
750 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors
1x 8-pin
3x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.2
Shader Model
6.5
6.0