NVIDIA B200 SXM 192 GB vs AMD Radeon RX 6700 XT

VS

NVIDIA B200 SXM 192 GB

AMD Radeon RX 6700 XT

We compared two Desktop platform GPUs: 192GB VRAM B200 SXM 192 GB and 12GB VRAM Radeon RX 6700 XT 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 and 10 months late

More VRAM (192GB vs 12GB)

Larger VRAM bandwidth (4100GB/s vs 384.0GB/s)

14336 additional rendering cores

AMD Radeon RX 6700 XT 's Advantages

Boost Clock has increased by 41% (2581MHz vs 1837MHz)

Lower TDP (230W vs 1000W)

Score

Benchmark

FP32 (float)

B200 SXM 192 GB +369%

62.08 TFLOPS

Radeon RX 6700 XT

13.21 TFLOPS

B200 SXM 192 GB

VS

Radeon RX 6700 XT

Graphics Card

Jan 2024

Release Date

Mar 2021

Tesla Blackwell

Generation

Navi II

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1665 MHz

Base Clock

2321 MHz

1837 MHz

Boost Clock

2581 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

192GB

Memory Size

12GB

HBM3e

Memory Type

GDDR6

4096bit

Memory Bus

192bit

4100GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

40

132

SM Count

-

16896

Shading Units

2560

528

TMUs

160

24

ROPs

64

528

Tensor Cores

-

RT Cores

40

256 KB (per SM)

L1 Cache

128 KB per Array

50 MB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

44.09 GPixel/s

Pixel Rate

165.2 GPixel/s

969.9 GTexel/s

Texture Rate

413.0 GTexel/s

248.3 TFLOPS

FP16 (half)

26.43 TFLOPS

62.08 TFLOPS

FP32 (float)

13.21 TFLOPS

31.04 TFLOPS

FP64 (double)

825.9 GFLOPS

Board Design

1000W

TDP

230W

1400 W

Suggested PSU

550 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GB100

GPU Name

Navi 22

-

GPU Variant

Navi 22 XT (215-127000006)

Blackwell

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

208 billion

Transistors

17.2 billion

Unknown

Die Size

335 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.1

N/A

Vulkan

1.3

9.0

CUDA

-

N/A

Shader Model

6.5

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