AMD Radeon RX 6300 vs AMD Radeon RX 455 OEM
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jun 2016
Generation
Navi II
Arctic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
-
Boost Clock
2040 MHz
-
Memory Clock
2000 MHz
1625 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
32bit
128bit
Bandwidth
64.00GB/s
104.0GB/s
Render Config
Compute Units
12
12
Shading Units
768
768
TMUs
48
48
ROPs
32
16
RT Cores
12
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
256 KB
L3 Cache
8 MB
-
Theoretical Performance
Pixel Rate
65.28 GPixel/s
16.80 GPixel/s
Texture Rate
97.92 GTexel/s
50.40 GTexel/s
FP16 (half)
6.267 TFLOPS
-
FP32 (float)
3.133 TFLOPS
1.613 TFLOPS
FP64 (double)
195.8 GFLOPS
100.8 GFLOPS
Graphics Processor
GPU Name
Navi 24
Tobago
GPU Variant
Navi 24 XL
Tobago PRO(215-0875010)
Architecture
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
5.4 billion
2.08 billion
Die Size
107 mm²
160 mm²
Board Design
TDP
32W
100W
Suggested PSU
200 W
300 W
Outputs
2x HDMI 2.1
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.0
Vulkan
1.3
1.2
Shader Model
6.7
6.3