AMD Radeon RX 6600 vs AMD Radeon RX 5300 XT
GPU Specs Compare
Graphics Card
Release Date
Oct 2021
Oct 2019
Generation
Navi II
Navi
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
1626 MHz
1670 MHz
Boost Clock
2491 MHz
1845 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
128bit
Bandwidth
224.0GB/s
112.0GB/s
Render Config
Compute Units
28
22
Shading Units
1792
1408
TMUs
112
88
ROPs
64
32
RT Cores
28
-
L1 Cache
128 KB per Array
-
L2 Cache
2 MB
2 MB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
159.4 GPixel/s
59.04 GPixel/s
Texture Rate
279.0 GTexel/s
162.4 GTexel/s
FP16 (half)
17.86 TFLOPS
10.39 TFLOPS
FP32 (float)
8.928 TFLOPS
5.196 TFLOPS
FP64 (double)
558.0 GFLOPS
324.7 GFLOPS
Graphics Processor
GPU Name
Navi 23
Navi 14
GPU Variant
Navi 23 XL(215-130000016)
Navi 14 XL
Architecture
RDNA 2.0
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
11.06 billion
6.4 billion
Die Size
237 mm²
158 mm²
Board Design
TDP
132W
100W
Suggested PSU
300 W
300 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
1x 8-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.5