ATI Radeon HD 3870 Mac Edition vs Intel Arc A350

VS

ATI Radeon HD 3870 Mac Edition

Intel Arc A350

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 4GB VRAM Arc A350 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A350 's Advantages

Released 13 years and 7 months late

Boost Clock2000MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (124.0GB/s vs 72.06GB/s)

448 additional rendering cores

Lower TDP (25W vs 106W)

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Arc A350 +518%

3.072 TFLOPS

Radeon HD 3870 Mac Edition

VS

Arc A350

Graphics Card

Jun 2008

Release Date

Jan 2022

Radeon R600

Generation

Alchemist(Arc 3)

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

2000 MHz

1126 MHz

Memory Clock

1937 MHz

Memory

512MB

Memory Size

4GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

64bit

72.06GB/s

Bandwidth

124.0GB/s

Render Config

4

Compute Units

-

320

Shading Units

768

16

TMUs

48

16

ROPs

24

-

Tensor Cores

96

-

RT Cores

6

-

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

48.00 GPixel/s

12.43 GTexel/s

Texture Rate

96.00 GTexel/s

-

FP16 (half)

6.144 TFLOPS

497.3 GFLOPS

FP32 (float)

3.072 TFLOPS

99.46 GFLOPS

FP64 (double)

768.0 GFLOPS

Board Design

106W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

No outputs

1x 6-pin

Power Connectors

-

Graphics Processor

RV670

GPU Name

DG2-128

RV670 XT (215-0708005)

GPU Variant

ACM-G11

TeraScale

Architecture

Generation 12.7

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.666 billion

Transistors

7.2 billion

192 mm²

Die Size

157 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

4.1

Shader Model

6.6

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