NVIDIA B300 SXM6 AC vs NVIDIA GeForce GTX 980MX
GPU · Specs Compare
Graphics Card
Release Date
Sep 2025
Jun 2016
Generation
Server Blackwell
GeForce 900M
Type
Desktop
Mobile
Bus Interface
PCIe 6.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
1050 MHz
Boost Clock
2032 MHz
1178 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
288GB
8GB
Memory Type
HBM3e
GDDR5
Memory Bus
8192bit
256bit
Bandwidth
8.19TB/s
192.0GB/s
Render Config
SM Count
148
—
Shading Units
18944
1664
TMUs
592
104
ROPs
24
64
Tensor Cores
592
—
L1 Cache
256 KB (per SM)
48 KB (per SMM)
L2 Cache
126 MB
2 MB
Theoretical Performance
Pixel Rate
48.77 GPixel/s
75.39 GPixel/s
Texture Rate
1202.9 GTexel/s
122.5 GTexel/s
FP16 (half)
76.99 TFLOPS
—
FP32 (float)
76.99 TFLOPS
3.920 TFLOPS
FP64 (double)
1202.9 GFLOPS
122.5 GFLOPS
Graphics Processor
GPU Name
GB110
GM204
Architecture
Blackwell Ultra
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
208 billion
5.2 billion
Die Size
1628 mm²
398 mm²
GPU Variant
—
N16E-GXX-A1
Board Design
TDP
1100W
148W
Suggested PSU
1500 W
—
Outputs
No outputs
No outputs
Power Connectors
—
None
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
10.3
5.2
Shader Model
N/A
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.