AMD Radeon RX 6600S vs AMD Radeon 520 Mobile

VS

AMD Radeon RX 6600S AMD Radeon 520 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 2GB VRAM Radeon 520 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 4 years and 9 months late

Boost Clock2000MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 16.00GB/s)

1472 additional rendering cores

AMD Radeon 520 Mobile 's Advantages

Lower TDP (50W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +987%

7.168 TFLOPS

Radeon 520 Mobile

0.659 TFLOPS

Radeon RX 6600S

VS

Radeon 520 Mobile

Graphics Card

Jan 2022

Release Date

Apr 2017

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1700 MHz

Base Clock

-

2000 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

28

Compute Units

5

1792

Shading Units

320

112

TMUs

20

64

ROPs

8

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

Theoretical Performance

128.0 GPixel/s

Pixel Rate

8.240 GPixel/s

224.0 GTexel/s

Texture Rate

20.60 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

659.2 GFLOPS

448.0 GFLOPS

FP64 (double)

41.20 GFLOPS

Graphics Processor

Navi 23

GPU Name

Banks

-

GPU Variant

Banks PRO (216-0568010)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

0.69 billion

237 mm²

Die Size

56 mm²

Board Design

80W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

5.1

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