NVIDIA A2 vs NVIDIA B100
We compared two Desktop platform GPUs: 16GB VRAM A2 and 96GB VRAM B100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A2 's Advantages
Lower TDP (60W vs 1000W)
NVIDIA B100 's Advantages
Released 3 years late
Boost Clock has increased by 4% (1837MHz vs 1770MHz)
More VRAM (96GB vs 16GB)
Larger VRAM bandwidth (4.10TB/s vs 200.1GB/s)
15616 additional rendering cores
Score
Benchmark
FP32 (float)
A2
4.531 TFLOPS
B100
+1270%
62.08 TFLOPS
Graphics Card
Nov 2021
Release Date
Nov 2024
Quadro
Generation
Server Blackwell
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 5.0 x16
Clock Speeds
1440 MHz
Base Clock
1665 MHz
1770 MHz
Boost Clock
1837 MHz
1563 MHz
Memory Clock
2000 MHz
Memory
16GB
Memory Size
96GB
GDDR6
Memory Type
HBM3e
128bit
Memory Bus
4096bit
200.1GB/s
Bandwidth
4.10TB/s
Render Config
-
-
-
10
SM Count
132
1280
Shading Units
16896
40
TMUs
528
32
ROPs
24
40
Tensor Cores
528
10
RT Cores
-
128 KB (per SM)
L1 Cache
256 KB (per SM)
2 MB
L2 Cache
50 MB
-
-
-
Theoretical Performance
56.64 GPixel/s
Pixel Rate
44.09 GPixel/s
70.80 GTexel/s
Texture Rate
969.9 GTexel/s
4.531 TFLOPS
FP16 (half)
248.3 TFLOPS
4.531 TFLOPS
FP32 (float)
62.08 TFLOPS
70.80 GFLOPS
FP64 (double)
31.04 TFLOPS
Board Design
60W
TDP
1000W
250 W
Suggested PSU
1400 W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GA107
GPU Name
GB102
-
-
-
Ampere
Architecture
Blackwell
Samsung
Foundry
TSMC
8 nm
Process Size
5 nm
Unknown
Transistors
104 billion
Unknown
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.3
Vulkan
N/A
8.6
CUDA
10.1
6.6
Shader Model
N/A
