NVIDIA B100 vs NVIDIA H100 SXM5 94 GB
We compared two Desktop platform GPUs: 96GB VRAM B100 and 94GB VRAM H100 SXM5 94 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA B100 's Advantages
Released 1 years and 8 months late
More VRAM (96GB vs 94GB)
Larger VRAM bandwidth (4.10TB/s vs 3.36TB/s)
NVIDIA H100 SXM5 94 GB 's Advantages
Boost Clock has increased by 8% (1980MHz vs 1837MHz)
Lower TDP (700W vs 1000W)
Score
Benchmark
FP32 (float)
B100
62.08 TFLOPS
H100 SXM5 94 GB
+7%
66.91 TFLOPS
Graphics Card
Nov 2024
Release Date
Mar 2023
Server Blackwell
Generation
Server Hopper
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
1665 MHz
Base Clock
1350 MHz
1837 MHz
Boost Clock
1980 MHz
2000 MHz
Memory Clock
1313 MHz
Memory
96GB
Memory Size
94GB
HBM3e
Memory Type
HBM3
4096bit
Memory Bus
5120bit
4.10TB/s
Bandwidth
3.36TB/s
Render Config
-
-
-
132
SM Count
132
16896
Shading Units
16896
528
TMUs
528
24
ROPs
24
528
Tensor Cores
528
-
-
-
256 KB (per SM)
L1 Cache
256 KB (per SM)
50 MB
L2 Cache
50 MB
-
-
-
Theoretical Performance
44.09 GPixel/s
Pixel Rate
47.52 GPixel/s
969.9 GTexel/s
Texture Rate
1045 GTexel/s
248.3 TFLOPS
FP16 (half)
267.6 TFLOPS
62.08 TFLOPS
FP32 (float)
66.91 TFLOPS
31.04 TFLOPS
FP64 (double)
33.45 TFLOPS
Board Design
1000W
TDP
700W
1400 W
Suggested PSU
1100 W
No outputs
Outputs
No outputs
-
Power Connectors
8-pin EPS
Graphics Processor
GB102
GPU Name
GH100
-
-
-
Blackwell
Architecture
Hopper
TSMC
Foundry
TSMC
5 nm
Process Size
5 nm
104 billion
Transistors
80 billion
Unknown
Die Size
814 mm²
Graphics Features
N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
10.1
CUDA
9.0
N/A
Shader Model
N/A
