Intel Arc A380 vs AMD Radeon HD 6870 X2

VS

We compared two Desktop platform GPUs: 6GB VRAM Arc A380 and 1024MB VRAM Radeon HD 6870 X2 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 11 months late

Boost Clock2050MHz

More VRAM (6GB vs 1GB)

Larger VRAM bandwidth (186.0GB/s vs 134.4GB/s)

Lower TDP (75W vs 300W)

AMD Radeon HD 6870 X2 's Advantages

96 additional rendering cores

Score

Benchmark

FP32 (float)

Arc A380 +108%

4.198 TFLOPS

Radeon HD 6870 X2

2.016 TFLOPS

Arc A380

VS

Radeon HD 6870 X2

Graphics Card

Jun 2022

Release Date

Jul 2011

Alchemist

Generation

Northern Islands

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

1050 MHz

Memory

6GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

256bit

186.0GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

Compute Units

14

1024

Shading Units

1120

64

TMUs

56

32

ROPs

32

128

Tensor Cores

-

8

RT Cores

-

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

65.60 GPixel/s

Pixel Rate

28.80 GPixel/s

131.2 GTexel/s

Texture Rate

50.40 GTexel/s

8.397 TFLOPS

FP16 (half)

-

4.198 TFLOPS

FP32 (float)

2.016 TFLOPS

-

FP64 (double)

-

Graphics Processor

DG2-128

GPU Name

Barts

ACM-G11

GPU Variant

Barts XT (215-0798000)

Generation 12.7

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

7.2 billion

Transistors

1.7 billion

157 mm²

Die Size

255 mm²

Board Design

75W

TDP

300W

250 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 2.0

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

1x 8-pin

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.6

Shader Model

5.0

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