ATI Mobility Radeon HD 5870 vs AMD Radeon RX 550X Mobile

VS

ATI Mobility Radeon HD 5870

AMD Radeon RX 550X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 2GB VRAM Radeon RX 550X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 48.00GB/s)

160 additional rendering cores

AMD Radeon RX 550X Mobile 's Advantages

Released 8 years and 3 months late

Boost Clock1176MHz

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870

1.12 TFLOPS

Radeon RX 550X Mobile +34%

1.505 TFLOPS

Mobility Radeon HD 5870

VS

Radeon RX 550X Mobile

Graphics Card

Jan 2010

Release Date

Apr 2018

Manhattan

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1176 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

48.00GB/s

Render Config

10

Compute Units

10

-

800

Shading Units

640

40

TMUs

40

16

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

18.82 GPixel/s

28.00 GTexel/s

Texture Rate

47.04 GTexel/s

-

FP16 (half)

1.505 TFLOPS

1120 GFLOPS

FP32 (float)

1.505 TFLOPS

-

FP64 (double)

94.08 GFLOPS

Board Design

50W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Broadway

GPU Name

Polaris 23

Broadway XT (216-0769008)

GPU Variant

Polaris 23 MXT

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.04 billion

Transistors

2.2 billion

166 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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