AMD Radeon R9 390 vs Intel Arc Pro A40

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 6GB VRAM Arc Pro A40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (384.0GB/s vs 192.0GB/s)

1536 additional rendering cores

Intel Arc Pro A40 's Advantages

Released 7 years and 2 months late

Boost Clock1700MHz

Lower TDP (50W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +47%

5.12 TFLOPS

Arc Pro A40

3.482 TFLOPS

Radeon R9 390

VS

Arc Pro A40

Graphics Card

Jun 2015

Release Date

Aug 2022

Pirate Islands

Generation

Alchemist

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1500 MHz

-

Boost Clock

1700 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

96bit

384.0GB/s

Bandwidth

192.0GB/s

Render Config

-

SM Count

-

40

Compute Units

-

2560

Shading Units

1024

160

TMUs

64

ROPs

32

-

Tensor Cores

-

RT Cores

8

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

4 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

54.40 GPixel/s

160.0 GTexel/s

Texture Rate

108.8 GTexel/s

-

FP16 (half)

6.963 TFLOPS

5.120 TFLOPS

FP32 (float)

3.482 TFLOPS

640.0 GFLOPS

FP64 (double)

870.4 GFLOPS

Graphics Processor

Grenada

GPU Name

DG2-128

Grenada PRO (215-0880030)

GPU Variant

ACM-G11

GCN 2.0

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

6.2 billion

Transistors

7.2 billion

438 mm²

Die Size

157 mm²

Board Design

275W

TDP

50W

600 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

4x mini-DisplayPort 2.0

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

-

6.3

Shader Model

6.6

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