NVIDIA B200 SXM 192 GB vs AMD Radeon R9 280X

VS

NVIDIA B200 SXM 192 GB AMD Radeon R9 280X

We compared two Desktop platform GPUs: 96GB VRAM B200 SXM 192 GB and 3GB VRAM Radeon R9 280X 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 10 years and 3 months late

Boost Clock has increased by 84% (1837MHz vs 1000MHz)

More VRAM (96GB vs 3GB)

Larger VRAM bandwidth (4100GB/s vs 288.0GB/s)

14848 additional rendering cores

AMD Radeon R9 280X 's Advantages

Lower TDP (250W vs 1000W)

Score

Benchmark

FP32 (float)

B200 SXM 192 GB +1415%

62.08 TFLOPS

Radeon R9 280X

4.096 TFLOPS

B200 SXM 192 GB

VS

Radeon R9 280X

Graphics Card

Jan 2024

Release Date

Oct 2013

Tesla Blackwell

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1665 MHz

Base Clock

850 MHz

1837 MHz

Boost Clock

1000 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

96GB

Memory Size

3GB

HBM3e

Memory Type

GDDR5

4096bit

Memory Bus

384bit

4100GB/s

Bandwidth

288.0GB/s

Render Config

132

SM Count

-

Compute Units

32

16896

Shading Units

2048

528

TMUs

128

24

ROPs

32

528

Tensor Cores

-

RT Cores

-

256 KB (per SM)

L1 Cache

16 KB (per CU)

50 MB

L2 Cache

768 KB

Theoretical Performance

44.09 GPixel/s

Pixel Rate

32.00 GPixel/s

969.9 GTexel/s

Texture Rate

128.0 GTexel/s

248.3 TFLOPS

FP16 (half)

-

62.08 TFLOPS

FP32 (float)

4.096 TFLOPS

31.04 TFLOPS

FP64 (double)

1024 GFLOPS

Graphics Processor

GB100

GPU Name

Tahiti

-

GPU Variant

Tahiti XTL (215-0821065)

Blackwell

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

208 billion

Transistors

4.313 billion

Unknown

Die Size

352 mm²

Board Design

1000W

TDP

250W

1400 W

Suggested PSU

600 W

No outputs

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

N/A

DirectX

12 (11_1)

N/A

OpenGL

4.6

3.0

OpenCL

1.2

N/A

Vulkan

1.2

9.0

CUDA

-

N/A

Shader Model

5.1

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