Intel Arc Pro A40 vs AMD Radeon RX 455 OEM

VS

We compared two Desktop platform GPUs: 6GB VRAM Arc Pro A40 and 2GB VRAM Radeon RX 455 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc Pro A40 's Advantages

Released 6 years and 2 months late

Boost Clock1700MHz

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (192.0GB/s vs 104.0GB/s)

256 additional rendering cores

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Arc Pro A40 +115%

3.482 TFLOPS

Radeon RX 455 OEM

1.613 TFLOPS

Arc Pro A40

VS

Radeon RX 455 OEM

Graphics Card

Aug 2022

Release Date

Jun 2016

Alchemist

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

-

1700 MHz

Boost Clock

-

2000 MHz

Memory Clock

1625 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

128bit

192.0GB/s

Bandwidth

104.0GB/s

Render Config

-

SM Count

-

Compute Units

12

1024

Shading Units

768

64

TMUs

48

32

ROPs

16

-

Tensor Cores

-

8

RT Cores

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

Theoretical Performance

54.40 GPixel/s

Pixel Rate

16.80 GPixel/s

108.8 GTexel/s

Texture Rate

50.40 GTexel/s

6.963 TFLOPS

FP16 (half)

-

3.482 TFLOPS

FP32 (float)

1.613 TFLOPS

870.4 GFLOPS

FP64 (double)

100.8 GFLOPS

Graphics Processor

DG2-128

GPU Name

Tobago

ACM-G11

GPU Variant

Tobago PRO (215-0875010)

Generation 12.7

Architecture

GCN 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

7.2 billion

Transistors

2.08 billion

157 mm²

Die Size

160 mm²

Board Design

50W

TDP

100W

250 W

Suggested PSU

300 W

4x mini-DisplayPort 2.0

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.6

Shader Model

6.3

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