AMD Radeon RX 6650 XT vs AMD Radeon Pro V620

VS

AMD Radeon RX 6650 XT

AMD Radeon Pro V620

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 32GB VRAM Radeon Pro V620 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 6 months late

Boost Clock has increased by 20% (2635MHz vs 2200MHz)

Lower TDP (176W vs 300W)

AMD Radeon Pro V620 's Advantages

More VRAM (32GB vs 8GB)

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

2560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT

10.79 TFLOPS

Radeon Pro V620 +87%

20.28 TFLOPS

Radeon RX 6650 XT

VS

Radeon Pro V620

Graphics Card

May 2022

Release Date

Nov 2021

Navi II

Generation

Radeon Pro

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

2200 MHz

2190 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

32GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

256bit

280.3GB/s

Bandwidth

512.0GB/s

Render Config

32

Compute Units

72

-

2048

Shading Units

4608

128

TMUs

288

64

ROPs

128

-

32

RT Cores

72

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

32 MB

L3 Cache

128 MB

Theoretical Performance

168.6 GPixel/s

Pixel Rate

281.6 GPixel/s

337.3 GTexel/s

Texture Rate

633.6 GTexel/s

21.59 TFLOPS

FP16 (half)

40.55 TFLOPS

10.79 TFLOPS

FP32 (float)

20.28 TFLOPS

674.6 GFLOPS

FP64 (double)

1267 GFLOPS

Board Design

176W

TDP

300W

450 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 23

GPU Name

Navi 21

Navi 23 KXT (215-130000136)

GPU Variant

Navi 21 XT (215-121000177)

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

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

-

6.5

Shader Model

6.5

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