NVIDIA GeForce RTX 3060 Mobile vs NVIDIA B300
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Sep 2025
Generation
GeForce 30 Mobile
Server Blackwell
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
900 MHz
1665 MHz
Boost Clock
1425 MHz
2032 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
6GB
144GB
Memory Type
GDDR6
HBM3e
Memory Bus
192bit
4096bit
Bandwidth
336.0GB/s
4.10TB/s
Render Config
SM Count
30
148
Shading Units
3840
18944
TMUs
120
592
ROPs
48
24
Tensor Cores
120
592
RT Cores
30
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
3 MB
50 MB
Theoretical Performance
Pixel Rate
68.40 GPixel/s
48.77 GPixel/s
Texture Rate
171.0 GTexel/s
1202.9 GTexel/s
FP16 (half)
10.94 TFLOPS
1231.8 TFLOPS
FP32 (float)
10.94 TFLOPS
76.99 TFLOPS
FP64 (double)
171.0 GFLOPS
1202.9 GFLOPS
Graphics Processor
GPU Name
GA106
GB110
Architecture
Ampere
Blackwell Ultra
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
12 billion
104 billion
Die Size
276 mm²
Unknown
Board Design
TDP
60-115W
1400W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
-
Suggested PSU
-
1800 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
10.3
Shader Model
6.7
N/A
📊 Benchmark
Blender
2,467
-