NVIDIA Rubin GPU vs NVIDIA GeForce RTX 5090 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2026
Mar 2025
Generation
Server Rubin
GeForce 50 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 6.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
700 MHz
990 MHz
Boost Clock
2267 MHz
1515 MHz
Memory Clock
2695 MHz
1750 MHz
Memory
Memory Size
288GB
24GB
Memory Type
HBM4
GDDR7
Memory Bus
16384bit
256bit
Bandwidth
22.1TB/s
896.0GB/s
Render Config
SM Count
224
82
Shading Units
28672
10496
TMUs
896
328
ROPs
24
112
Tensor Cores
896
328
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
128 MB
64 MB
RT Cores
-
82
Theoretical Performance
Pixel Rate
54.41 GPixel/s
169.7 GPixel/s
Texture Rate
2031.2 GTexel/s
496.9 GTexel/s
FP16 (half)
260.0 TFLOPS
31.80 TFLOPS
FP32 (float)
130.0 TFLOPS
31.80 TFLOPS
FP64 (double)
32.50 TFLOPS
496.9 GFLOPS
Graphics Processor
GPU Name
GR100
GB203
Architecture
Rubin
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
3 nm
5 nm
Transistors
336 billion
45.6 billion
Die Size
1456 mm²
378 mm²
GPU Variant
-
GN22-X11-A1
Board Design
TDP
2300W
95W
Suggested PSU
2700 W
550 W
Outputs
No outputs
Portable Device Dependent
Power Connectors
-
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
CUDA
10.7
12.0
Shader Model
N/A
6.8
📊 Benchmark
Blender
-
8,089