NVIDIA Rubin Ultra GPU vs AMD Radeon RX 6300M
GPU Specs Compare
Graphics Card
Release Date
Jan 2027
Jan 2022
Generation
Server Rubin
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 6.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
700 MHz
2000 MHz
Boost Clock
2267 MHz
2400 MHz
Memory Clock
1900 MHz
2250 MHz
Memory
Memory Size
1024GB
2GB
Memory Type
HBM4e
GDDR6
Memory Bus
32768bit
32bit
Bandwidth
31.1TB/s
72.00GB/s
Render Config
SM Count
448
-
Shading Units
57344
768
TMUs
1792
48
ROPs
24
32
Tensor Cores
1792
-
L1 Cache
256 KB (per SM)
128 KB per Array
L2 Cache
128 MB
1024 KB
Compute Units
-
12
RT Cores
-
12
L3 Cache
-
8 MB
Theoretical Performance
Pixel Rate
54.41 GPixel/s
76.80 GPixel/s
Texture Rate
4062.5 GTexel/s
115.2 GTexel/s
FP16 (half)
520.0 TFLOPS
7.373 TFLOPS
FP32 (float)
260.0 TFLOPS
3.686 TFLOPS
FP64 (double)
65.00 TFLOPS
230.4 GFLOPS
Graphics Processor
GPU Name
GR110
Navi 24
Architecture
Rubin Ultra
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
3 nm
6 nm
Transistors
670 billion
5.4 billion
Die Size
2912 mm²
107 mm²
GPU Variant
-
Navi 24 XML
Board Design
TDP
3600W
35W
Suggested PSU
4000 W
-
Outputs
No outputs
No outputs
Power Connectors
-
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.2
Vulkan
N/A
1.3
CUDA
10.7
-
Shader Model
N/A
6.6