NVIDIA H100 SXM vs NVIDIA B100 Full Specs

Summary

16,896 Shaders 1.98GHz	18,944 Shaders 1.6GHz
96GB HBM33.35TB/s	192GB HBM3e7.7TB/s
Peak·FP32·FP16 66.91 TFLOPS	Peak·FP32·FP16 60.62 TFLOPS
Form Factor SXM5	Form Factor SXM6
TDP 700W	TDP 700W

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP4 FP4 Tensor Sparse Tensor FP8-16 FP8-16 Tensor Sparse Tensor FP8-32 FP8-32 Tensor Sparse Tensor FP16-16 FP16-16 Tensor Sparse Tensor FP16-32 FP16-32 Tensor Sparse FP64 Tensor FP64 BF16 Tensor BF16 BF16 Tensor Sparse Tensor TF32 Tensor INT8 Memory Bandwidth TDP

H100 SXM3.96 POPSINT8 Tensor Sparse

x1

B10014.01 PFLOPSFP4 Tensor Sparse

x3.54

Show Top Score

Theoretical Performance

Clock Speed1980MHz UC·Base·Boost·OC	Clock Speed1600MHz UC·Boost·OC
Peak OPS 3.96 POPSINT8 Tensor Sparse	Peak OPS 14.01 PFLOPSFP4 Tensor Sparse
-	Tensor FP4 7 PFLOPS FP4 Tensor Sparse 14.01 PFLOPS
Tensor FP8-16 1.98 PFLOPS FP8-16 Tensor Sparse 3.96 PFLOPS Tensor FP8-32 1.98 PFLOPS FP8-32 Tensor Sparse 3.96 PFLOPS	Tensor FP8-16 3.5 PFLOPS FP8-16 Tensor Sparse 7 PFLOPS Tensor FP8-32 3.5 PFLOPS FP8-32 Tensor Sparse 7 PFLOPS
Tensor FP16-16 989.4 TFLOPS FP16-16 Tensor Sparse 1.98 PFLOPS Tensor FP16-32 989.4 TFLOPS FP16-32 Tensor Sparse 1.98 PFLOPS	Tensor FP16-16 1.75 PFLOPS FP16-16 Tensor Sparse 3.5 PFLOPS Tensor FP16-32 1.75 PFLOPS FP16-32 Tensor Sparse 3.5 PFLOPS
BF16 133.8 TFLOPS Tensor BF16 989.4 TFLOPS BF16 Tensor Sparse 1.98 PFLOPS	BF16 121.2 TFLOPS Tensor BF16 1.75 PFLOPS BF16 Tensor Sparse 3.5 PFLOPS
Tensor TF32 494.7 TFLOPS	Tensor TF32 875.4 TFLOPS
FP32 66.91 TFLOPS	FP32 60.62 TFLOPS
FP64 33.45 TFLOPS Tensor FP64 61.84 TFLOPS	FP64 30.31 TFLOPS Tensor FP64 27.36 TFLOPS
Tensor INT8 1.98 POPS	Tensor INT8 3.5 POPS
Pixel Rate 47.5 GPixel/s	Pixel Rate 51.2 GPixel/s
Texture Rate 1.04 TTexel/s	Texture Rate 947.2 GTexel/s

Core Config

Shaders 16,896 Shaders	Shaders 18,944 Shaders
TMUs 528 TMUs	TMUs 592 TMUs
ROPs 24 ROPs	ROPs 32 ROPs
Tensor Cores 528 T-Cores	Tensor Cores 592 T-Cores
SMs 132 SMs	SMs 148 SMs

Clocks

Base Clock 1.06GHz	Base Clock -
Boost Clock 1.98GHz	Boost Clock 1.6GHz
Tensor Clock 1.83GHz	Tensor Clock 1.44GHz

Cache

L2 Cache 51.2MB shared

L2 Cache 65.5MB shared

Memory

96GB HBM3	192GB HBM3e
Memory Bus 5120-bit	Memory Bus 8192-bit
Memory Speed 5.2GT/s	Memory Speed 7.5GT/s
Memory Bandwidth 3.35TB/s	Memory Bandwidth 7.7TB/s

Power & Thermals

TDP 700W

TDP 700W

Decoder

Decoder Model 7x NVDEC 5

Decoder Model 7x NVDEC 6

Card

Form Factor SXM5	Form Factor SXM6
Cooling Passive	Cooling Passive

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Hopper	Architecture Blackwell
Family Server	Family Server
Branding	Branding
Codename NV180	Codename NV190
Chip Variant -	Chip Variant Umbriel
Market Segment Server	Market Segment Server
Release Date Mar 22, 2022	Release Date Mar 18, 2024

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 4N	Fabrication Node 4NP
Die Size 814mm²	Die Size 1620mm²
Transistor Count 80 Billion	Transistor Count 208 Billion
Transistor Density 98.28 MTr/mm²	Transistor Density 128.4 MTr/mm²

Images

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