AMD Radeon 660M vs AMD Radeon HD 7400G IGP

VS

AMD Radeon 660M

AMD Radeon HD 7400G IGP

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM Radeon HD 7400G IGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages

Released 9 years and 3 months late

Boost Clock has increased by 348% (1900MHz vs 424MHz)

192 additional rendering cores

Lower TDP (15W vs 17W)

Score

Benchmark

FP32 (float)

Radeon 660M +795%

1.459 TFLOPS

Radeon HD 7400G IGP

0.163 TFLOPS

Radeon 660M

VS

Radeon HD 7400G IGP

Graphics Card

Jan 2022

Release Date

Oct 2012

Rembrandt

Generation

Trinity

Integrated

Type

Integrated

PCIe 4.0 x8

Bus Interface

IGP

Clock Speeds

1500 MHz

Base Clock

327 MHz

1900 MHz

Boost Clock

424 MHz

System Shared

Memory Clock

System Shared

Memory

System Shared

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

System Shared

System Dependent

Bandwidth

System Dependent

Render Config

6

Compute Units

3

-

384

Shading Units

192

24

TMUs

12

16

ROPs

4

-

6

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

1.696 GPixel/s

45.60 GTexel/s

Texture Rate

5.088 GTexel/s

2.918 TFLOPS

FP16 (half)

-

1459 GFLOPS

FP32 (float)

162.8 GFLOPS

91.20 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

17W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Rembrandt

GPU Name

Scrapper

-

RDNA 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

6 nm

Process Size

32 nm

13.1 billion

Transistors

1.303 billion

210 mm²

Die Size

246 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.5

Shader Model

5.0

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