NVIDIA B300 SXM6 AC vs NVIDIA A10G
GPU Specs Compare
Graphics Card
Release Date
Sep 2025
Apr 2021
Generation
Server Blackwell
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 6.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1665 MHz
1320 MHz
Boost Clock
2032 MHz
1710 MHz
Memory Clock
2000 MHz
1563 MHz
Memory
Memory Size
288GB
12GB
Memory Type
HBM3e
GDDR6
Memory Bus
8192bit
384bit
Bandwidth
8.19TB/s
600.2GB/s
Render Config
SM Count
148
72
Shading Units
18944
9216
TMUs
592
288
ROPs
24
96
Tensor Cores
592
288
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
126 MB
6 MB
RT Cores
-
72
Theoretical Performance
Pixel Rate
48.77 GPixel/s
164.2 GPixel/s
Texture Rate
1202.9 GTexel/s
492.5 GTexel/s
FP16 (half)
76.99 TFLOPS
31.52 TFLOPS
FP32 (float)
76.99 TFLOPS
31.52 TFLOPS
FP64 (double)
1202.9 GFLOPS
985.0 GFLOPS
Graphics Processor
GPU Name
GB110
GA102
Architecture
Blackwell Ultra
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
208 billion
28.3 billion
Die Size
1628 mm²
628 mm²
GPU Variant
-
GA102-890-A1
Board Design
TDP
1100W
150W
Suggested PSU
1500 W
450 W
Outputs
No outputs
No outputs
Power Connectors
-
8-pin EPS
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
10.3
8.6
Shader Model
N/A
6.6