NVIDIA GeForce RTX 3060 Max Q vs NVIDIA B300 SXM6 AC
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 6.0 x16
Clock Speeds
Base Clock
817 MHz
1665 MHz
Boost Clock
1282 MHz
2032 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
6GB
288GB
Memory Type
GDDR6
HBM3e
Memory Bus
192bit
8192bit
Bandwidth
288.0GB/s
8.19TB/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
126 MB
Theoretical Performance
Pixel Rate
61.54 GPixel/s
48.77 GPixel/s
Texture Rate
153.8 GTexel/s
1202.9 GTexel/s
FP16 (half)
9.846 TFLOPS
76.99 TFLOPS
FP32 (float)
9.846 TFLOPS
76.99 TFLOPS
FP64 (double)
153.8 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
208 billion
Die Size
276 mm²
1628 mm²
Board Design
TDP
60W
1100W
Outputs
No outputs
No outputs
Power Connectors
None
—
Suggested PSU
—
1500 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
6.6
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.