AMD Radeon R5 M420 vs AMD Radeon 625 Mobile

VS

AMD Radeon R5 M420

AMD Radeon 625 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 and 2GB VRAM Radeon 625 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M420 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (16.00GB/s vs 14.40GB/s)

AMD Radeon 625 Mobile 's Advantages

Released 3 years late

Boost Clock has increased by 20% (1024MHz vs 850MHz)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M420

0.544 TFLOPS

Radeon 625 Mobile +44%

0.786 TFLOPS

Radeon R5 M420

VS

Radeon 625 Mobile

Graphics Card

May 2016

Release Date

May 2019

Gem System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

730 MHz

850 MHz

Boost Clock

1024 MHz

1000 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

14.40GB/s

Render Config

5

Compute Units

6

-

320

Shading Units

384

20

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

8.192 GPixel/s

17.00 GTexel/s

Texture Rate

24.58 GTexel/s

-

FP16 (half)

786.4 GFLOPS

544.0 GFLOPS

FP32 (float)

786.4 GFLOPS

34.00 GFLOPS

FP64 (double)

49.15 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

Polaris 24

Jet PRO (216-0856040)

GPU Variant

Polaris 24 XT (216-0867030)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.55 billion

56 mm²

Die Size

125 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.0

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.3

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