AMD Radeon RX 6600S vs AMD Radeon R9 M485X

VS

AMD Radeon RX 6600S

AMD Radeon R9 M485X

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 5 years and 8 months late

Boost Clock2000MHz

Larger VRAM bandwidth (224.0GB/s vs 160.0GB/s)

Lower TDP (80W vs 250W)

AMD Radeon R9 M485X 's Advantages

More VRAM (8GB vs 4GB)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600S +142%

7.168 TFLOPS

Radeon R9 M485X

2.961 TFLOPS

Radeon RX 6600S

VS

Radeon R9 M485X

Graphics Card

Jan 2022

Release Date

May 2016

Mobility Radeon

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1700 MHz

Base Clock

-

2000 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

160.0GB/s

Render Config

28

Compute Units

32

-

1792

Shading Units

2048

112

TMUs

128

64

ROPs

32

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

23.14 GPixel/s

224.0 GTexel/s

Texture Rate

92.54 GTexel/s

14.34 TFLOPS

FP16 (half)

2.961 TFLOPS

7.168 TFLOPS

FP32 (float)

2.961 TFLOPS

448.0 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

80W

TDP

250W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Amethyst

-

GPU Variant

Amethyst XT

RDNA 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

5 billion

237 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.2

-

6.5

Shader Model

6.3

Related GPU Comparisons

1

AMD Radeon RX 6600S vs AMD Radeon HD 7690M Rebrand

2

AMD Radeon RX 6600S vs NVIDIA GeForce 310M

3

AMD Radeon RX 6600S vs NVIDIA GeForce MX110

4

AMD Radeon RX 6600S vs AMD Radeon RX 540 Mobile

5

AMD Radeon RX 6600S vs NVIDIA GeForce RTX 3060 Max Q

6

AMD Radeon RX 6600S vs AMD FirePro W4150M

7

AMD Radeon RX 6600S vs NVIDIA GeForce GTS 350M

8

AMD Radeon RX 6600S vs NVIDIA GeForce GTX 1050 Mobile

9

AMD Radeon RX 6600S vs ATI Mobility Radeon HD 5450

10

AMD Radeon RX 6600S vs AMD Radeon R7 M360

Related News

1

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

2

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game