AMD Radeon RX 6600S vs ATI Mobility Radeon HD 4650

VS

AMD Radeon RX 6600S ATI Mobility Radeon HD 4650

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 512MB VRAM Mobility Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600S 's Advantages

Released 13 years late

Boost Clock2000MHz

Larger VRAM bandwidth (224.0GB/s vs 19.20GB/s)

1472 additional rendering cores

ATI Mobility Radeon HD 4650 's Advantages

Lower TDP (35W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6600S +2140%

7.168 TFLOPS

Mobility Radeon HD 4650

0.32 TFLOPS

Radeon RX 6600S

VS

Mobility Radeon HD 4650

Graphics Card

Jan 2022

Release Date

Jan 2009

Mobility Radeon

Generation

M9x

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

600 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

DDR2

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

-

28

Compute Units

4

1792

Shading Units

320

112

TMUs

32

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

4.000 GPixel/s

224.0 GTexel/s

Texture Rate

16.00 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

320.0 GFLOPS

448.0 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 23

GPU Name

M96

-

GPU Variant

-

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.514 billion

237 mm²

Die Size

146 mm²

Board Design

80W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

4.1

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