AMD Radeon HD 7420G IGP vs AMD Radeon 660M

VS

AMD Radeon HD 7420G IGP

AMD Radeon 660M

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 7420G IGP and 0System Shared VRAM Radeon 660M 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 7 months late

Boost Clock has increased by 190% (1900MHz vs 655MHz)

256 additional rendering cores

Lower TDP (15W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 7420G IGP

0.168 TFLOPS

Radeon 660M +768%

1.459 TFLOPS

Radeon HD 7420G IGP

VS

Radeon 660M

Graphics Card

Jun 2012

Release Date

Jan 2022

Trinity

Generation

Rembrandt

Integrated

Type

Integrated

IGP

Bus Interface

PCIe 4.0 x8

Clock Speeds

480 MHz

Base Clock

1500 MHz

655 MHz

Boost Clock

1900 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

2

Compute Units

6

-

128

Shading Units

384

8

TMUs

24

4

ROPs

16

-

RT Cores

6

-

L1 Cache

128 KB per Array

-

L2 Cache

2 MB

-

Theoretical Performance

2.620 GPixel/s

Pixel Rate

30.40 GPixel/s

5.240 GTexel/s

Texture Rate

45.60 GTexel/s

-

FP16 (half)

2.918 TFLOPS

167.7 GFLOPS

FP32 (float)

1459 GFLOPS

-

FP64 (double)

91.20 GFLOPS

Board Design

35W

TDP

15W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Scrapper Lite

GPU Name

Rembrandt

-

TeraScale 3

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

32 nm

Process Size

6 nm

1.303 billion

Transistors

13.1 billion

246 mm²

Die Size

210 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

5.0

Shader Model

6.5

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