AMD Radeon RX 5300M vs AMD Radeon HD 7850M

VS

AMD Radeon RX 5300M

AMD Radeon HD 7850M

We compared two Mobile platform GPUs: 3GB VRAM Radeon RX 5300M and 2GB VRAM Radeon HD 7850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5300M 's Advantages

Released 7 years and 7 months late

Boost Clock1445MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (168.0GB/s vs 64.00GB/s)

768 additional rendering cores

AMD Radeon HD 7850M 's Advantages

Lower TDP (40W vs 85W)

Score

Benchmark

FP32 (float)

Radeon RX 5300M +370%

4.069 TFLOPS

Radeon HD 7850M

0.864 TFLOPS

Radeon RX 5300M

VS

Radeon HD 7850M

Graphics Card

Nov 2019

Release Date

Apr 2012

Mobility Radeon

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1445 MHz

Boost Clock

-

1750 MHz

Memory Clock

1000 MHz

Memory

3GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

128bit

168.0GB/s

Bandwidth

64.00GB/s

Render Config

22

Compute Units

10

-

1408

Shading Units

640

88

TMUs

40

32

ROPs

16

-

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

46.24 GPixel/s

Pixel Rate

10.80 GPixel/s

127.2 GTexel/s

Texture Rate

27.00 GTexel/s

8.138 TFLOPS

FP16 (half)

-

4.069 TFLOPS

FP32 (float)

864.0 GFLOPS

254.3 GFLOPS

FP64 (double)

54.00 GFLOPS

Board Design

85W

TDP

40W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 14

GPU Name

Heathrow

Navi 14 XLM

GPU Variant

Heathrow PRO

RDNA 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

6.4 billion

Transistors

1.5 billion

158 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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