NVIDIA Rubin GPU vs AMD Radeon RX 5300 XT OEM
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Oct 2019
Generation
Server Rubin
Navi
Type
Desktop
Desktop
Bus Interface
PCIe 6.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
700 MHz
1670 MHz
Boost Clock
2267 MHz
1845 MHz
Memory Clock
2695 MHz
1750 MHz
Memory
Memory Size
288GB
4GB
Memory Type
HBM4
GDDR5
Memory Bus
16384bit
128bit
Bandwidth
22.1TB/s
112.0GB/s
Render Config
SM Count
224
-
Shading Units
28672
1408
TMUs
896
88
ROPs
24
32
Tensor Cores
896
-
L1 Cache
256 KB (per SM)
-
L2 Cache
128 MB
2 MB
Compute Units
-
22
Theoretical Performance
Pixel Rate
54.41 GPixel/s
59.04 GPixel/s
Texture Rate
2031.2 GTexel/s
162.4 GTexel/s
FP16 (half)
260.0 TFLOPS
10.39 TFLOPS
FP32 (float)
130.0 TFLOPS
5.196 TFLOPS
FP64 (double)
32.50 TFLOPS
324.7 GFLOPS
Graphics Processor
GPU Name
GR100
Navi 14
Architecture
Rubin
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
3 nm
7 nm
Transistors
336 billion
6.4 billion
Die Size
1456 mm²
158 mm²
GPU Variant
-
Navi 14 XL
Board Design
TDP
2300W
100W
Suggested PSU
2700 W
300 W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
-
1x 6-pin
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.4
CUDA
10.7
-
Shader Model
N/A
6.8