NVIDIA B200 SXM 192 GB vs NVIDIA GeForce RTX 3080 12 GB

VS

NVIDIA B200 SXM 192 GB

NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 192GB VRAM B200 SXM 192 GB and 12GB VRAM GeForce RTX 3080 12 GB 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 2 years late

Boost Clock has increased by 7% (1837MHz vs 1710MHz)

More VRAM (192GB vs 12GB)

Larger VRAM bandwidth (4100GB/s vs 912.4GB/s)

7936 additional rendering cores

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Lower TDP (350W vs 1000W)

Score

Benchmark

FP32 (float)

B200 SXM 192 GB +102%

62.08 TFLOPS

GeForce RTX 3080 12 GB

30.64 TFLOPS

B200 SXM 192 GB

VS

GeForce RTX 3080 12 GB

Graphics Card

Jan 2024

Release Date

Jan 2022

Tesla Blackwell

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1665 MHz

Base Clock

1260 MHz

1837 MHz

Boost Clock

1710 MHz

2000 MHz

Memory Clock

1188 MHz

Memory

192GB

Memory Size

12GB

HBM3e

Memory Type

GDDR6X

4096bit

Memory Bus

384bit

4100GB/s

Bandwidth

912.4GB/s

Render Config

-

132

SM Count

70

16896

Shading Units

8960

528

TMUs

280

24

ROPs

96

528

Tensor Cores

280

-

RT Cores

70

256 KB (per SM)

L1 Cache

128 KB (per SM)

50 MB

L2 Cache

5 MB

-

Theoretical Performance

44.09 GPixel/s

Pixel Rate

164.2 GPixel/s

969.9 GTexel/s

Texture Rate

478.8 GTexel/s

248.3 TFLOPS

FP16 (half)

30.64 TFLOPS

62.08 TFLOPS

FP32 (float)

30.64 TFLOPS

31.04 TFLOPS

FP64 (double)

478.8 GFLOPS

Board Design

1000W

TDP

350W

1400 W

Suggested PSU

750 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

-

Power Connectors

1x 12-pin

Graphics Processor

GB100

GPU Name

GA102

-

GPU Variant

GA102-220-A1

Blackwell

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

208 billion

Transistors

28.3 billion

Unknown

Die Size

628 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

8.6

N/A

Shader Model

6.6

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