AMD Radeon 780M vs AMD Radeon RX 6400

VS

AMD Radeon 780M

AMD Radeon RX 6400

We compared a Integrated graphics card GPU: 0System Shared VRAM AMD Radeon 780M and a Desktop platform GPU: 4GB VRAM Radeon RX 6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 780M 's Advantages

Released 1 years late

Boost Clock has increased by 16% (2700MHz vs 2321MHz)

Lower TDP (15W vs 53W)

Score

Benchmark

FP32 (float)

AMD Radeon 780M +132%

8.294 TFLOPS

Radeon RX 6400

3.565 TFLOPS

3DMark Time Spy

AMD Radeon 780M

2737

Radeon RX 6400 +30%

3579

Blender

AMD Radeon 780M +4%

350

Radeon RX 6400

334

AMD Radeon 780M

VS

Radeon RX 6400

Graphics Card

Jan 2023

Release Date

Jan 2022

Navi III IGP

Generation

Navi II

Integrated

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

800 MHz

Base Clock

1923 MHz

2700 MHz

Boost Clock

2321 MHz

System Shared

Memory Clock

2000 MHz

Memory

System Shared

Memory Size

4GB

System Shared

Memory Type

GDDR6

System Shared

Memory Bus

64bit

System Dependent

Bandwidth

128.0GB/s

Render Config

12

Compute Units

12

-

768

Shading Units

768

48

TMUs

48

32

ROPs

32

-

12

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

86.40 GPixel/s

Pixel Rate

74.27 GPixel/s

129.6 GTexel/s

Texture Rate

111.4 GTexel/s

16.59 TFLOPS

FP16 (half)

7.130 TFLOPS

8.294 TFLOPS

FP32 (float)

3.565 TFLOPS

518.4 GFLOPS

FP64 (double)

222.8 GFLOPS

Board Design

15W

TDP

53W

-

Suggested PSU

250 W

Portable Device Dependent

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Phoenix

GPU Name

Navi 24

-

GPU Variant

Navi 24 XL (215-135000046)

RDNA 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

6 nm

25.39 billion

Transistors

5.4 billion

178 mm²

Die Size

107 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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