NVIDIA B200 SXM 192 GB vs NVIDIA GeForce RTX 4090

VS

NVIDIA B200 SXM 192 GB

NVIDIA GeForce RTX 4090

We compared two Desktop platform GPUs: 192GB VRAM B200 SXM 192 GB and 24GB VRAM GeForce RTX 4090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA B200 SXM 192 GB 's Advantages

Released 1 years and 4 months late

More VRAM (192GB vs 24GB)

Larger VRAM bandwidth (4100GB/s vs 1.01TB/s)

512 additional rendering cores

NVIDIA GeForce RTX 4090 's Advantages

Boost Clock has increased by 37% (2520MHz vs 1837MHz)

Lower TDP (450W vs 1000W)

Score

Benchmark

FP32 (float)

B200 SXM 192 GB

62.08 TFLOPS

GeForce RTX 4090 +33%

82.58 TFLOPS

B200 SXM 192 GB

VS

GeForce RTX 4090

Graphics Card

Jan 2024

Release Date

Sep 2022

Tesla Blackwell

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1665 MHz

Base Clock

2235 MHz

1837 MHz

Boost Clock

2520 MHz

2000 MHz

Memory Clock

1313 MHz

Memory

192GB

Memory Size

24GB

HBM3e

Memory Type

GDDR6X

4096bit

Memory Bus

384bit

4100GB/s

Bandwidth

1.01TB/s

Render Config

-

132

SM Count

128

16896

Shading Units

16384

528

TMUs

512

24

ROPs

176

528

Tensor Cores

512

-

RT Cores

128

256 KB (per SM)

L1 Cache

128 KB (per SM)

50 MB

L2 Cache

72 MB

-

Theoretical Performance

44.09 GPixel/s

Pixel Rate

443.5 GPixel/s

969.9 GTexel/s

Texture Rate

1290 GTexel/s

248.3 TFLOPS

FP16 (half)

82.58 TFLOPS

62.08 TFLOPS

FP32 (float)

82.58 TFLOPS

31.04 TFLOPS

FP64 (double)

1290 GFLOPS

Board Design

1000W

TDP

450W

1400 W

Suggested PSU

850 W

No outputs

Outputs

1x HDMI 2.13x DisplayPort 1.4a

-

Power Connectors

1x 16-pin

Graphics Processor

GB100

GPU Name

AD102

-

GPU Variant

AD102-300-A1

Blackwell

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

208 billion

Transistors

76.3 billion

Unknown

Die Size

609 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

9.0

CUDA

8.9

N/A

Shader Model

6.8

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