AMD Radeon Pro 5500 XT vs ATI Radeon HD 3870 Mac Edition

VS

AMD Radeon Pro 5500 XT

ATI Radeon HD 3870 Mac Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro 5500 XT and 512MB VRAM Radeon HD 3870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 5500 XT 's Advantages

Released 12 years and 2 months late

Boost Clock1757MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 72.06GB/s)

1216 additional rendering cores

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 125W)

Score

Benchmark

FP32 (float)

Radeon Pro 5500 XT +986%

5.398 TFLOPS

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Radeon Pro 5500 XT

VS

Radeon HD 3870 Mac Edition

Graphics Card

Aug 2020

Release Date

Jun 2008

Radeon Pro Mac

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1187 MHz

Base Clock

-

1757 MHz

Boost Clock

-

1750 MHz

Memory Clock

1126 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR4

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

72.06GB/s

Render Config

24

Compute Units

4

-

1536

Shading Units

320

96

TMUs

16

32

ROPs

16

-

2 MB

L2 Cache

256 KB

-

Theoretical Performance

56.22 GPixel/s

Pixel Rate

12.43 GPixel/s

168.7 GTexel/s

Texture Rate

12.43 GTexel/s

10.80 TFLOPS

FP16 (half)

-

5.398 TFLOPS

FP32 (float)

497.3 GFLOPS

337.3 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

125W

TDP

106W

300 W

Suggested PSU

300 W

No outputs

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

Navi 14

GPU Name

RV670

Navi 14 PRO XL

GPU Variant

RV670 XT (215-0708005)

RDNA 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

6.4 billion

Transistors

0.666 billion

158 mm²

Die Size

192 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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