AMD Radeon RX 6600M vs ATI Radeon E4690 PCIe

VS

AMD Radeon RX 6600M

ATI Radeon E4690 PCIe

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 512MB VRAM Radeon E4690 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

Released 11 years and 11 months late

Boost Clock2416MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 22.40GB/s)

1472 additional rendering cores

ATI Radeon E4690 PCIe 's Advantages

Lower TDP (30W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 6600M +2154%

8.659 TFLOPS

Radeon E4690 PCIe

0.384 TFLOPS

Radeon RX 6600M

VS

Radeon E4690 PCIe

Graphics Card

May 2021

Release Date

Jun 2009

Mobility Radeon

Generation

Embedded

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

2068 MHz

Base Clock

-

2416 MHz

Boost Clock

-

1750 MHz

Memory Clock

700 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

22.40GB/s

Render Config

28

Compute Units

4

-

1792

Shading Units

320

112

TMUs

32

64

ROPs

8

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

4.800 GPixel/s

270.6 GTexel/s

Texture Rate

19.20 GTexel/s

17.32 TFLOPS

FP16 (half)

-

8.659 TFLOPS

FP32 (float)

384.0 GFLOPS

541.2 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

30W

-

No outputs

Outputs

2x DVI

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

RV730

-

GPU Variant

RV730 XT E4690 (215-0729055)

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

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

-

6.5

Shader Model

4.1

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