NVIDIA B200 SXM 192 GB vs AMD Radeon RX 7950 XTX

VS

NVIDIA B200 SXM 192 GB AMD Radeon RX 7950 XTX

We compared two Desktop platform GPUs: 96GB VRAM B200 SXM 192 GB and 24GB VRAM Radeon RX 7950 XTX 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 (96GB vs 24GB)

Larger VRAM bandwidth (4100GB/s vs 960.0GB/s)

10752 additional rendering cores

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock has increased by 80% (3300MHz vs 1837MHz)

Lower TDP (355W vs 1000W)

Score

Benchmark

FP32 (float)

B200 SXM 192 GB

62.08 TFLOPS

Radeon RX 7950 XTX +30%

81.1 TFLOPS

B200 SXM 192 GB

VS

Radeon RX 7950 XTX

Graphics Card

Jan 2024

Release Date

Unknown

Tesla Blackwell

Generation

Navi III

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1665 MHz

Base Clock

2200 MHz

1837 MHz

Boost Clock

3300 MHz

2000 MHz

Memory Clock

2500 MHz

Memory

96GB

Memory Size

24GB

HBM3e

Memory Type

GDDR6

4096bit

Memory Bus

384bit

4100GB/s

Bandwidth

960.0GB/s

Render Config

132

SM Count

-

Compute Units

96

16896

Shading Units

6144

528

TMUs

384

24

ROPs

192

528

Tensor Cores

-

RT Cores

96

256 KB (per SM)

L1 Cache

256 KB per Array

50 MB

L2 Cache

6 MB

Theoretical Performance

44.09 GPixel/s

Pixel Rate

633.6 GPixel/s

969.9 GTexel/s

Texture Rate

1267 GTexel/s

248.3 TFLOPS

FP16 (half)

162.2 TFLOPS

62.08 TFLOPS

FP32 (float)

81.10 TFLOPS

31.04 TFLOPS

FP64 (double)

2.534 TFLOPS

Graphics Processor

GB100

GPU Name

Navi 31

-

GPU Variant

Navi 31 XTX+

Blackwell

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

208 billion

Transistors

57.7 billion

Unknown

Die Size

529 mm²

Board Design

1000W

TDP

355W

1400 W

Suggested PSU

750 W

No outputs

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

-

Power Connectors

2x 8-pin

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.2

N/A

Vulkan

1.3

9.0

CUDA

-

N/A

Shader Model

6.7

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