AMD Radeon HD 8870M vs AMD Radeon RX 5300M

VS

AMD Radeon HD 8870M

AMD Radeon RX 5300M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 3GB VRAM Radeon RX 5300M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5300M 's Advantages

Released 6 years and 7 months late

Boost Clock has increased by 86% (1445MHz vs 775MHz)

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (168.0GB/s vs 72.00GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870M

0.992 TFLOPS

Radeon RX 5300M +310%

4.069 TFLOPS

Radeon HD 8870M

VS

Radeon RX 5300M

Graphics Card

Apr 2013

Release Date

Nov 2019

Solar System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

725 MHz

Base Clock

1000 MHz

775 MHz

Boost Clock

1445 MHz

1125 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

96bit

72.00GB/s

Bandwidth

168.0GB/s

Render Config

10

Compute Units

22

-

640

Shading Units

1408

40

TMUs

88

16

ROPs

32

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

2 MB

-

Theoretical Performance

12.40 GPixel/s

Pixel Rate

46.24 GPixel/s

31.00 GTexel/s

Texture Rate

127.2 GTexel/s

-

FP16 (half)

8.138 TFLOPS

992.0 GFLOPS

FP32 (float)

4.069 TFLOPS

62.00 GFLOPS

FP64 (double)

254.3 GFLOPS

Board Design

Unknown

TDP

85W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

Navi 14

Venus XT (216-0846000)

GPU Variant

Navi 14 XLM

GCN 1.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.5 billion

Transistors

6.4 billion

123 mm²

Die Size

158 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.3

-

6.5 (5.1)

Shader Model

6.5

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