AMD Radeon RX 6600S vs AMD Radeon R5 A220

VS

AMD Radeon RX 6600S

AMD Radeon R5 A220

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 1024MB VRAM Radeon R5 A220 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 8 years late

Boost Clock2000MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 14.40GB/s)

1632 additional rendering cores

AMD Radeon R5 A220 's Advantages

Lower TDP (35W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +2790%

7.168 TFLOPS

Radeon R5 A220

0.248 TFLOPS

Radeon RX 6600S

VS

Radeon R5 A220

Graphics Card

Jan 2022

Release Date

Jan 2014

Mobility Radeon

Generation

All-In-One

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2000 MHz

Boost Clock

-

1750 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

14.40GB/s

Render Config

28

Compute Units

2

-

1792

Shading Units

160

112

TMUs

8

64

ROPs

4

-

28

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

3.100 GPixel/s

224.0 GTexel/s

Texture Rate

6.200 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

248.0 GFLOPS

448.0 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

35W

-

No outputs

Outputs

1x DVI 1x HDMI 1.3a

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Caicos

-

GPU Variant

Caicos XT (215-0804070)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

0.37 billion

237 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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