AMD Radeon 780M vs AMD Radeon HD 7640G IGP

VS

AMD Radeon 780M

AMD Radeon HD 7640G IGP

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 780M and 0System Shared VRAM Radeon HD 7640G IGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 780M 's Advantages

Released 10 years and 8 months late

Boost Clock has increased by 312% (2700MHz vs 655MHz)

512 additional rendering cores

Lower TDP (15W vs 35W)

Score

Benchmark

FP32 (float)

Radeon 780M +2375%

8.294 TFLOPS

Radeon HD 7640G IGP

0.335 TFLOPS

Radeon 780M

VS

Radeon HD 7640G IGP

Graphics Card

Jan 2023

Release Date

May 2012

Navi III IGP(Phoenix Mobile)

Generation

Trinity

Integrated

Type

Integrated

PCIe 4.0 x8

Bus Interface

IGP

Clock Speeds

800 MHz

Base Clock

496 MHz

2700 MHz

Boost Clock

655 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

12

Compute Units

4

-

768

Shading Units

256

48

TMUs

16

32

ROPs

8

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

86.40 GPixel/s

Pixel Rate

5.240 GPixel/s

129.6 GTexel/s

Texture Rate

10.48 GTexel/s

16.59 TFLOPS

FP16 (half)

-

8.294 TFLOPS

FP32 (float)

335.4 GFLOPS

518.4 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Phoenix

GPU Name

Devastator Lite

-

RDNA 3.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

4 nm

Process Size

32 nm

25.39 billion

Transistors

1.303 billion

178 mm²

Die Size

246 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.8

Shader Model

5.0

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