ATI Radeon HD 3870 Mac Edition vs Intel Arc B580

VS

ATI Radeon HD 3870 Mac Edition

Intel Arc B580

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 12GB VRAM Arc B580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 190W)

Intel Arc B580 's Advantages

Released 16 years and 6 months late

Boost Clock2670MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (456.0GB/s vs 72.06GB/s)

2240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Arc B580 +2650%

13.67 TFLOPS

Radeon HD 3870 Mac Edition

VS

Arc B580

Graphics Card

Jun 2008

Release Date

Dec 2024

Radeon R600

Generation

Battlemage(Arc 5)

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2670 MHz

-

Boost Clock

2670 MHz

1126 MHz

Memory Clock

2375 MHz

Memory

512MB

Memory Size

12GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

192bit

72.06GB/s

Bandwidth

456.0GB/s

Render Config

4

Compute Units

-

320

Shading Units

2560

16

TMUs

160

16

ROPs

80

-

Tensor Cores

160

-

RT Cores

20

-

L1 Cache

256 KB (per EU)

256 KB

L2 Cache

18 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

213.6 GPixel/s

12.43 GTexel/s

Texture Rate

427.2 GTexel/s

-

FP16 (half)

27.34 TFLOPS

497.3 GFLOPS

FP32 (float)

13.67 TFLOPS

99.46 GFLOPS

FP64 (double)

1.709 TFLOPS

Board Design

106W

TDP

190W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

RV670

GPU Name

BMG-G21

RV670 XT (215-0708005)

GPU Variant

SRPMF

TeraScale

Architecture

Xe2

TSMC

Foundry

TSMC

55 nm

Process Size

5 nm

0.666 billion

Transistors

19.6 billion

192 mm²

Die Size

272 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

1.4

-

4.1

Shader Model

6.6

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