NVIDIA GeForce RTX 4060 Max-Q vs NVIDIA B300
GPU Specs Compare
Graphics Card
Release Date
Jan 2023
Sep 2025
Generation
GeForce 40 Mobile
Server Blackwell
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1140 MHz
1665 MHz
Boost Clock
1470 MHz
2032 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
8GB
144GB
Memory Type
GDDR6
HBM3e
Memory Bus
128bit
4096bit
Bandwidth
256.0GB/s
4.10TB/s
Render Config
SM Count
24
148
Shading Units
3072
18944
TMUs
96
592
ROPs
48
24
Tensor Cores
96
592
RT Cores
24
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
32 MB
50 MB
Theoretical Performance
Pixel Rate
70.56 GPixel/s
48.77 GPixel/s
Texture Rate
141.1 GTexel/s
1202.9 GTexel/s
FP16 (half)
9.032 TFLOPS
1231.8 TFLOPS
FP32 (float)
9.032 TFLOPS
76.99 TFLOPS
FP64 (double)
141.1 GFLOPS
1202.9 GFLOPS
Graphics Processor
GPU Name
AD107
GB110
GPU Variant
GN21-X4
-
Architecture
Ada Lovelace
Blackwell Ultra
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
18.9 billion
104 billion
Die Size
159 mm²
Unknown
Board Design
TDP
35W
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
8.9
10.3
Shader Model
6.8
N/A