NVIDIA B200 SXM 192 GB vs H200 SXM

VS

NVIDIA B200 SXM 192 GB

H200 SXM

AI GPU We compared a Desktop platform GPU: 192GB VRAM B200 SXM 192 GB and a GPU: 141GB VRAM H200 SXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA B200 SXM 192 GB 's Advantages

More VRAM (192GB vs 141GB)

H200 SXM 's Advantages

Boost Clock has increased by 8% (1980MHz vs 1837MHz)

Larger VRAM bandwidth (4800GB/s vs 4100GB/s)

Lower TDP (700W vs 1000W)

Score

Benchmark

FP32 (float)

B200 SXM 192 GB

62.08 TFLOPS

H200 SXM +7%

67 TFLOPS

B200 SXM 192 GB

VS

H200 SXM

Graphics Card

Jan 2024

Release Date

Nov 2023

Tesla Blackwell

Generation

Hopper

Desktop

Type

AI GPU

PCIe 5.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1665 MHz

Base Clock

1590 MHz

1837 MHz

Boost Clock

1980 MHz

2000 MHz

Memory Clock

1313 MHz

Memory

192GB

Memory Size

141GB

HBM3e

Memory Type

HBM3e

4096bit

Memory Bus

5120bit

4100GB/s

Bandwidth

4800GB/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)

1979 TFLOPS

62.08 TFLOPS

FP32 (float)

67 TFLOPS

31.04 TFLOPS

FP64 (double)

34 TFLOPS

Board Design

1000W

TDP

700W

1400 W

Suggested PSU

1100 W

No outputs

Outputs

No outputs

-

Power Connectors

8-pin EPS

Graphics Processor

GB100

GPU Name

GH200

-

Blackwell

Architecture

Hopper

TSMC

Foundry

TSMC

5 nm

Process Size

4 nm

208 billion

Transistors

80 billion

Unknown

Die Size

814 mm²

Graphics Features

N/A

DirectX

N/A

OpenGL

N/A

3.0

OpenCL

3.0

N/A

Vulkan

N/A

9.0

CUDA

9.0

N/A

Shader Model

N/A

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