AMD Radeon R9 390 X2 vs Intel Arc A380

VS

AMD Radeon R9 390 X2

Intel Arc A380

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 X2 and 6GB VRAM Arc A380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 X2 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (345.6GB/s vs 186.0GB/s)

1536 additional rendering cores

Intel Arc A380 's Advantages

Released 6 years and 9 months late

Boost Clock2050MHz

Lower TDP (75W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 390 X2 +21%

5.12 TFLOPS

Arc A380

4.198 TFLOPS

Radeon R9 390 X2

VS

Arc A380

Graphics Card

Sep 2015

Release Date

Jun 2022

Pirate Islands

Generation

Alchemist(Arc 3)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

2050 MHz

1350 MHz

Memory Clock

1937 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

96bit

345.6GB/s

Bandwidth

186.0GB/s

Render Config

40

Compute Units

-

2560

Shading Units

1024

160

TMUs

64

ROPs

32

-

Tensor Cores

128

-

RT Cores

8

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

4 MB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

65.60 GPixel/s

160.0 GTexel/s

Texture Rate

131.2 GTexel/s

-

FP16 (half)

8.397 TFLOPS

5.120 TFLOPS

FP32 (float)

4.198 TFLOPS

640.0 GFLOPS

FP64 (double)

1050 GFLOPS

Board Design

580W

TDP

75W

950 W

Suggested PSU

250 W

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

Outputs

1x HDMI 2.13x DisplayPort 2.0

4x 8-pin

Power Connectors

1x 8-pin

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

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

-

6.3

Shader Model

6.6

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