Intel Arc A380 vs ATI Radeon HD 3870

VS

Intel Arc A380

ATI Radeon HD 3870

We compared two Desktop platform GPUs: 6GB VRAM Arc A380 and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A380 's Advantages

Released 14 years and 7 months late

Boost Clock2050MHz

More VRAM (6GB vs 512GB)

Larger VRAM bandwidth (186.0GB/s vs 72.06GB/s)

704 additional rendering cores

Lower TDP (75W vs 106W)

Score

Benchmark

FP32 (float)

Arc A380 +744%

4.198 TFLOPS

Radeon HD 3870

0.497 TFLOPS

Arc A380

VS

Radeon HD 3870

Graphics Card

Jun 2022

Release Date

Nov 2007

Alchemist(Arc 3)

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

2000 MHz

Base Clock

-

2050 MHz

Boost Clock

-

1937 MHz

Memory Clock

1126 MHz

Memory

6GB

Memory Size

512MB

GDDR6

Memory Type

GDDR4

96bit

Memory Bus

256bit

186.0GB/s

Bandwidth

72.06GB/s

Render Config

-

Compute Units

4

-

1024

Shading Units

320

64

TMUs

16

32

ROPs

16

128

Tensor Cores

-

8

RT Cores

-

4 MB

L2 Cache

256 KB

-

Theoretical Performance

65.60 GPixel/s

Pixel Rate

12.43 GPixel/s

131.2 GTexel/s

Texture Rate

12.43 GTexel/s

8.397 TFLOPS

FP16 (half)

-

4.198 TFLOPS

FP32 (float)

497.3 GFLOPS

1050 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

75W

TDP

106W

250 W

Suggested PSU

300 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

DG2-128

GPU Name

RV670

ACM-G11

GPU Variant

RV670 XT (215-0708005)

Generation 12.7

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

7.2 billion

Transistors

0.666 billion

157 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

-

6.6

Shader Model

4.1

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