AMD Radeon 680M vs AMD Radeon HD 8400E

VS

AMD Radeon 680M

AMD Radeon HD 8400E

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 680M and 0System Shared VRAM Radeon HD 8400E to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 680M 's Advantages

Released 8 years and 9 months late

Boost Clock2200MHz

640 additional rendering cores

AMD Radeon HD 8400E 's Advantages

Lower TDP (25W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 680M +2094%

3.379 TFLOPS

Radeon HD 8400E

0.154 TFLOPS

Radeon 680M

VS

Radeon HD 8400E

Graphics Card

Jan 2022

Release Date

Apr 2013

Navi II IGP

Generation

Kabini

Integrated

Type

Integrated

PCIe 4.0 x8

Bus Interface

IGP

Clock Speeds

2000 MHz

Base Clock

-

2200 MHz

Boost Clock

-

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

12

Compute Units

2

-

768

Shading Units

128

48

TMUs

8

32

ROPs

4

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

70.40 GPixel/s

Pixel Rate

2.400 GPixel/s

105.6 GTexel/s

Texture Rate

4.800 GTexel/s

6.758 TFLOPS

FP16 (half)

-

3.379 TFLOPS

FP32 (float)

153.6 GFLOPS

211.2 GFLOPS

FP64 (double)

9.600 GFLOPS

Board Design

50W

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Rembrandt

GPU Name

Kalindi

-

RDNA 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

13.1 billion

Transistors

1.178 billion

208 mm²

Die Size

110 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.0

1.3

Vulkan

1.2

-

6.7

Shader Model

6.3

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