ATI Radeon E2400 vs AMD Radeon RX 6600S

VS

ATI Radeon E2400

AMD Radeon RX 6600S

We compared two Mobile platform GPUs: 128MB VRAM Radeon E2400 and 4GB VRAM Radeon RX 6600S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon E2400 's Advantages

Lower TDP (25W vs 80W)

AMD Radeon RX 6600S 's Advantages

Released 14 years and 7 months late

Boost Clock2000MHz

More VRAM (4GB vs 128GB)

Larger VRAM bandwidth (224.0GB/s vs 11.20GB/s)

1752 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E2400

0.048 TFLOPS

Radeon RX 6600S +14833%

7.168 TFLOPS

Radeon E2400

VS

Radeon RX 6600S

Graphics Card

Jun 2007

Release Date

Jan 2022

Embedded

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1700 MHz

-

Boost Clock

2000 MHz

700 MHz

Memory Clock

1750 MHz

Memory

128MB

Memory Size

4GB

GDDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

11.20GB/s

Bandwidth

224.0GB/s

Render Config

2

Compute Units

28

-

40

Shading Units

1792

4

TMUs

112

4

ROPs

64

-

RT Cores

28

-

L1 Cache

128 KB per Array

32 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

128.0 GPixel/s

2.400 GTexel/s

Texture Rate

224.0 GTexel/s

-

FP16 (half)

14.34 TFLOPS

48.00 GFLOPS

FP32 (float)

7.168 TFLOPS

-

FP64 (double)

448.0 GFLOPS

Board Design

25W

TDP

80W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

RV610

GPU Name

Navi 23

-

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

7 nm

0.18 billion

Transistors

11.06 billion

85 mm²

Die Size

237 mm²

Graphics Features

10.0 (10_0)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

4.0

Shader Model

6.5

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