AMD Radeon HD 8400E vs AMD Radeon 660M

VS

AMD Radeon HD 8400E

AMD Radeon 660M

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 8400E 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 8 years and 9 months late

Boost Clock1900MHz

256 additional rendering cores

Lower TDP (15W vs 25W)

Score

Benchmark

FP32 (float)

Radeon HD 8400E

0.154 TFLOPS

Radeon 660M +847%

1.459 TFLOPS

Radeon HD 8400E

VS

Radeon 660M

Graphics Card

Apr 2013

Release Date

Jan 2022

Kabini

Generation

Rembrandt

Integrated

Type

Integrated

IGP

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1500 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

2.400 GPixel/s

Pixel Rate

30.40 GPixel/s

4.800 GTexel/s

Texture Rate

45.60 GTexel/s

-

FP16 (half)

2.918 TFLOPS

153.6 GFLOPS

FP32 (float)

1459 GFLOPS

9.600 GFLOPS

FP64 (double)

91.20 GFLOPS

Board Design

25W

TDP

15W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Kalindi

GPU Name

Rembrandt

-

GCN 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

1.178 billion

Transistors

13.1 billion

110 mm²

Die Size

210 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.2

Vulkan

1.2

-

6.3

Shader Model

6.5

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