AMD Radeon R9 390X vs Intel Arc A380

VS

AMD Radeon R9 390X Intel Arc A380

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X 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 390X 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (384.0GB/s vs 186.0GB/s)

1792 additional rendering cores

Intel Arc A380 's Advantages

Released 7 years late

Boost Clock2050MHz

Lower TDP (75W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X +40%

5.914 TFLOPS

Arc A380

4.198 TFLOPS

3DMark Time Spy

Radeon R9 390X

4245

Arc A380

4254

Radeon R9 390X

VS

Arc A380

Graphics Card

Jun 2015

Release Date

Jun 2022

Pirate Islands

Generation

Alchemist

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

2050 MHz

1500 MHz

Memory Clock

1937 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

96bit

384.0GB/s

Bandwidth

186.0GB/s

Render Config

-

SM Count

-

44

Compute Units

-

2816

Shading Units

1024

176

TMUs

64

ROPs

32

-

Tensor Cores

128

-

RT Cores

8

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

4 MB

Theoretical Performance

67.20 GPixel/s

Pixel Rate

65.60 GPixel/s

184.8 GTexel/s

Texture Rate

131.2 GTexel/s

-

FP16 (half)

8.397 TFLOPS

5.914 TFLOPS

FP32 (float)

4.198 TFLOPS

739.2 GFLOPS

FP64 (double)

-

Graphics Processor

Grenada

GPU Name

DG2-128

Grenada XT (215-0880004)

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

75W

600 W

Suggested PSU

250 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

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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