Intel Arc A380 vs AMD Radeon HD 7870 GHz Edition

VS

Intel Arc A380

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 6GB VRAM Arc A380 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A380 's Advantages

Released 10 years and 3 months late

Boost Clock2050MHz

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (186.0GB/s vs 153.6GB/s)

Lower TDP (75W vs 175W)

AMD Radeon HD 7870 GHz Edition 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

Arc A380 +63%

4.198 TFLOPS

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Arc A380

VS

Radeon HD 7870 GHz Edition

Graphics Card

Jun 2022

Release Date

Mar 2012

Alchemist(Arc 3)

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

2000 MHz

Base Clock

-

2050 MHz

Boost Clock

-

1937 MHz

Memory Clock

1200 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

256bit

186.0GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

-

1024

Shading Units

1280

64

TMUs

80

32

ROPs

32

128

Tensor Cores

-

8

RT Cores

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

65.60 GPixel/s

Pixel Rate

32.00 GPixel/s

131.2 GTexel/s

Texture Rate

80.00 GTexel/s

8.397 TFLOPS

FP16 (half)

-

4.198 TFLOPS

FP32 (float)

2.560 TFLOPS

1050 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

75W

TDP

175W

250 W

Suggested PSU

450 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

DG2-128

GPU Name

Pitcairn

ACM-G11

GPU Variant

Pitcairn XT (215-0828047)

Generation 12.7

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

7.2 billion

Transistors

2.8 billion

157 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

-

6.6

Shader Model

5.1

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