NVIDIA GeForce RTX 4080 12 GB vs NVIDIA B200 SXM 192 GB

VS

NVIDIA GeForce RTX 4080 12 GB NVIDIA B200 SXM 192 GB

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 96GB VRAM B200 SXM 192 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock has increased by 42% (2610MHz vs 1837MHz)

Lower TDP (285W vs 1000W)

NVIDIA B200 SXM 192 GB 's Advantages

More VRAM (96GB vs 12GB)

Larger VRAM bandwidth (4100GB/s vs 504.2GB/s)

9216 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB

40.09 TFLOPS

B200 SXM 192 GB +54%

62.08 TFLOPS

GeForce RTX 4080 12 GB

VS

B200 SXM 192 GB

Graphics Card

Unknown

Release Date

Jan 2024

GeForce 40

Generation

Tesla Blackwell

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

2310 MHz

Base Clock

1665 MHz

2610 MHz

Boost Clock

1837 MHz

1313 MHz

Memory Clock

2000 MHz

Memory

12GB

Memory Size

96GB

GDDR6X

Memory Type

HBM3e

192bit

Memory Bus

4096bit

504.2GB/s

Bandwidth

4100GB/s

Render Config

60

SM Count

132

-

Compute Units

-

7680

Shading Units

16896

240

TMUs

528

80

ROPs

24

240

Tensor Cores

528

60

RT Cores

-

128 KB (per SM)

L1 Cache

256 KB (per SM)

48 MB

L2 Cache

50 MB

Theoretical Performance

208.8 GPixel/s

Pixel Rate

44.09 GPixel/s

626.4 GTexel/s

Texture Rate

969.9 GTexel/s

40.09 TFLOPS

FP16 (half)

248.3 TFLOPS

40.09 TFLOPS

FP32 (float)

62.08 TFLOPS

626.4 GFLOPS

FP64 (double)

31.04 TFLOPS

Graphics Processor

AD104

GPU Name

GB100

AD104-400-A1

GPU Variant

-

Ada Lovelace

Architecture

Blackwell

TSMC

Foundry

TSMC

4 nm

Process Size

5 nm

35.8 billion

Transistors

208 billion

295 mm²

Die Size

Unknown

Board Design

285W

TDP

1000W

600 W

Suggested PSU

1400 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 16-pin

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

8.9

CUDA

9.0

6.6

Shader Model

N/A

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