AMD Radeon RX 6600 LE vs AMD Radeon Pro V620

VS

AMD Radeon RX 6600 LE

AMD Radeon Pro V620

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE 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 6600 LE 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 13% (2495MHz vs 2200MHz)

Lower TDP (132W vs 300W)

AMD Radeon Pro V620 's Advantages

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 224.0GB/s)

2816 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE

8.942 TFLOPS

Radeon Pro V620 +126%

20.28 TFLOPS

Radeon RX 6600 LE

VS

Radeon Pro V620

Graphics Card

Dec 2023

Release Date

Nov 2021

Navi II

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1626 MHz

Base Clock

1825 MHz

2495 MHz

Boost Clock

2200 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

32GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

512.0GB/s

Render Config

28

Compute Units

72

-

1792

Shading Units

4608

112

TMUs

288

64

ROPs

128

-

28

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

159.7 GPixel/s

Pixel Rate

281.6 GPixel/s

279.4 GTexel/s

Texture Rate

633.6 GTexel/s

17.88 TFLOPS

FP16 (half)

40.55 TFLOPS

8.942 TFLOPS

FP32 (float)

20.28 TFLOPS

558.9 GFLOPS

FP64 (double)

1267 GFLOPS

Board Design

132W

TDP

300W

300 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 XL (215-130000016)

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

-

6.7

Shader Model

6.5

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