Intel Arc Pro A40 vs AMD Radeon RX 6400

VS

We compared two Desktop platform GPUs: 6GB VRAM Arc Pro A40 and 4GB VRAM Radeon RX 6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc Pro A40 's Advantages

Released 7 months late

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (192.0GB/s vs 128.0GB/s)

256 additional rendering cores

Lower TDP (50W vs 53W)

AMD Radeon RX 6400 's Advantages

Boost Clock has increased by 37% (2321MHz vs 1700MHz)

Score

Benchmark

FP32 (float)

Arc Pro A40

3.482 TFLOPS

Radeon RX 6400 +2%

3.565 TFLOPS

Arc Pro A40

VS

Radeon RX 6400

Graphics Card

Aug 2022

Release Date

Jan 2022

Alchemist

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

1500 MHz

Base Clock

1923 MHz

1700 MHz

Boost Clock

2321 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

6GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

96bit

Memory Bus

64bit

192.0GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

Compute Units

12

1024

Shading Units

768

64

TMUs

48

32

ROPs

32

-

Tensor Cores

-

8

RT Cores

12

-

L1 Cache

128 KB per Array

4 MB

L2 Cache

1024 KB

Theoretical Performance

54.40 GPixel/s

Pixel Rate

74.27 GPixel/s

108.8 GTexel/s

Texture Rate

111.4 GTexel/s

6.963 TFLOPS

FP16 (half)

7.130 TFLOPS

3.482 TFLOPS

FP32 (float)

3.565 TFLOPS

870.4 GFLOPS

FP64 (double)

222.8 GFLOPS

Graphics Processor

DG2-128

GPU Name

Navi 24

ACM-G11

GPU Variant

Navi 24 XL (215-135000046)

Generation 12.7

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

6 nm

7.2 billion

Transistors

5.4 billion

157 mm²

Die Size

107 mm²

Board Design

50W

TDP

53W

250 W

Suggested PSU

250 W

4x mini-DisplayPort 2.0

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.6

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