Intel Arc A780 vs ATI Radeon HD 3830

VS

Intel Arc A780

ATI Radeon HD 3830

We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 256MB VRAM Radeon HD 3830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A780 's Advantages

Boost Clock2200MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (559.6GB/s vs 26.50GB/s)

3776 additional rendering cores

ATI Radeon HD 3830 's Advantages

Lower TDP (75W vs 200W)

Score

Benchmark

FP32 (float)

Arc A780 +4110%

18.02 TFLOPS

Radeon HD 3830

0.428 TFLOPS

Arc A780

VS

Radeon HD 3830

Graphics Card

Unknown

Release Date

Apr 2008

Alchemist(Arc 7)

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2200 MHz

Base Clock

-

2200 MHz

Boost Clock

-

1093 MHz

Memory Clock

828 MHz

Memory

16GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

256bit

Memory Bus

128bit

559.6GB/s

Bandwidth

26.50GB/s

Render Config

-

Compute Units

4

-

4096

Shading Units

320

256

TMUs

16

128

ROPs

16

512

Tensor Cores

-

32

RT Cores

-

16 MB

L2 Cache

128 KB

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

10.69 GPixel/s

563.2 GTexel/s

Texture Rate

10.69 GTexel/s

36.04 TFLOPS

FP16 (half)

-

18.02 TFLOPS

FP32 (float)

427.5 GFLOPS

2.253 TFLOPS

FP64 (double)

85.50 GFLOPS

Board Design

200W

TDP

75W

550 W

Suggested PSU

250 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

No outputs

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

DG2-512

GPU Name

RV670

ACM-G10

GPU Variant

RV670 PRO (215-0708003)

Generation 12.7

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

21.7 billion

Transistors

0.666 billion

406 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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