AMD Radeon RX 6650 XT vs NVIDIA B200 SXM 192 GB

VS

AMD Radeon RX 6650 XT

NVIDIA B200 SXM 192 GB

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 192GB VRAM B200 SXM 192 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650 XT 's Advantages

Boost Clock has increased by 43% (2635MHz vs 1837MHz)

Lower TDP (176W vs 1000W)

NVIDIA B200 SXM 192 GB 's Advantages

Released 1 years and 8 months late

More VRAM (192GB vs 8GB)

Larger VRAM bandwidth (4100GB/s vs 280.3GB/s)

14848 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT

10.79 TFLOPS

B200 SXM 192 GB +475%

62.08 TFLOPS

Radeon RX 6650 XT

VS

B200 SXM 192 GB

Graphics Card

May 2022

Release Date

Jan 2024

Navi II

Generation

Tesla Blackwell

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 5.0 x16

Clock Speeds

2055 MHz

Base Clock

1665 MHz

2635 MHz

Boost Clock

1837 MHz

2190 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

192GB

GDDR6

Memory Type

HBM3e

128bit

Memory Bus

4096bit

280.3GB/s

Bandwidth

4100GB/s

Render Config

32

Compute Units

-

SM Count

132

2048

Shading Units

16896

128

TMUs

528

64

ROPs

24

-

Tensor Cores

528

32

RT Cores

-

128 KB per Array

L1 Cache

256 KB (per SM)

2 MB

L2 Cache

50 MB

32 MB

L3 Cache

-

Theoretical Performance

168.6 GPixel/s

Pixel Rate

44.09 GPixel/s

337.3 GTexel/s

Texture Rate

969.9 GTexel/s

21.59 TFLOPS

FP16 (half)

248.3 TFLOPS

10.79 TFLOPS

FP32 (float)

62.08 TFLOPS

674.6 GFLOPS

FP64 (double)

31.04 TFLOPS

Board Design

176W

TDP

1000W

450 W

Suggested PSU

1400 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 8-pin

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

GB100

Navi 23 KXT (215-130000136)

GPU Variant

-

RDNA 2.0

Architecture

Blackwell

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

11.06 billion

Transistors

208 billion

237 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.1

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

9.0

6.5

Shader Model

N/A

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