AMD Radeon RX 6650 XT vs AMD Radeon RX 6900 XT

VS

AMD Radeon RX 6650 XT AMD Radeon RX 6900 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650 XT 's Advantages

Released 1 years and 7 months late

Boost Clock has increased by 17% (2635MHz vs 2250MHz)

Lower TDP (176W vs 300W)

AMD Radeon RX 6900 XT 's Advantages

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 280.3GB/s)

3072 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT

10.79 TFLOPS

Radeon RX 6900 XT +113%

23.04 TFLOPS

3DMark Time Spy

Radeon RX 6650 XT

9897

Radeon RX 6900 XT +111%

20915

Blender

Radeon RX 6650 XT

1229

Radeon RX 6900 XT +134%

2883

Shadow of the Tomb Raider 2160p

Radeon RX 6650 XT

38

Radeon RX 6900 XT +107%

79

Shadow of the Tomb Raider 1440p

Radeon RX 6650 XT

77

Radeon RX 6900 XT +84%

142

Shadow of the Tomb Raider 1080p

Radeon RX 6650 XT

119

Radeon RX 6900 XT +63%

194

Cyberpunk 2077 2160p

Radeon RX 6650 XT

30

Radeon RX 6900 XT +120%

66

Cyberpunk 2077 1440p

Radeon RX 6650 XT

37

Radeon RX 6900 XT +108%

77

Cyberpunk 2077 1080p

Radeon RX 6650 XT

59

Radeon RX 6900 XT +96%

116

Battlefield 5 2160p

Radeon RX 6650 XT

55

Radeon RX 6900 XT +107%

114

Battlefield 5 1440p

Radeon RX 6650 XT

111

Radeon RX 6900 XT +80%

200

Battlefield 5 1080p

Radeon RX 6650 XT

157

Radeon RX 6900 XT +28%

201

GTA 5 2160p

Radeon RX 6650 XT

64

Radeon RX 6900 XT +98%

127

GTA 5 1440p

Radeon RX 6650 XT

85

Radeon RX 6900 XT +78%

152

GTA 5 1080p

Radeon RX 6650 XT

150

Radeon RX 6900 XT +26%

189

Radeon RX 6650 XT

VS

Radeon RX 6900 XT

Graphics Card

May 2022

Release Date

Oct 2020

Navi II

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

2055 MHz

Base Clock

1825 MHz

2635 MHz

Boost Clock

2250 MHz

2190 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

256bit

280.3GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

32

Compute Units

80

2048

Shading Units

5120

128

TMUs

320

64

ROPs

128

-

Tensor Cores

-

32

RT Cores

80

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

Theoretical Performance

168.6 GPixel/s

Pixel Rate

288.0 GPixel/s

337.3 GTexel/s

Texture Rate

720.0 GTexel/s

21.59 TFLOPS

FP16 (half)

46.08 TFLOPS

10.79 TFLOPS

FP32 (float)

23.04 TFLOPS

674.6 GFLOPS

FP64 (double)

1440 GFLOPS

Graphics Processor

Navi 23

GPU Name

Navi 21

Navi 23 KXT (215-130000136)

GPU Variant

Navi 21 XTX (215-121000167)

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

11.06 billion

Transistors

26.8 billion

237 mm²

Die Size

520 mm²

Board Design

176W

TDP

300W

450 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.5

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