AMD · Radeon

AMD Radeon R5 M420

The AMD Radeon R5 M420 is a graphics card released on May 1, 2016, built on the GCN architecture using a 28 nm process. It has 320 shading units and a boost clock of 855 MHz. It scores 501 in the PassMark G3D benchmark.

GCNJet Pro28 nm

7/10 key specs recorded · 18 facts

Depth: 24 recorded fields, 5 PassMark workloads

Specification data last verified October 1, 2026 against PassMark Videocard Benchmark and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 7 of 10 tracked specifications recorded.

PassMark Videocard Benchmark Wikipedia GPU list tables (wikigrid-2026-09)PassMark Videocard Benchmark

Shading units

320cores

Memory

n/a

DDR3 · 64-bit

Boost clock

855 MHz

780 MHz base

Board power

n/a

Performance

The AMD Radeon R5 M420 scores 501 in the PassMark G3D benchmark, higher than 36.3% of the 2,658 GPUs benchmarked (PassMark rank #1,879), measured across 71 submitted results. Its PassMark G2D score is 137.

PassMark G3D Mark

501

Rank #1,879
Faster than 36.3% of 2,658 GPUs
71 samples

0relative to the fastest GPU on record (41,928)

PassMark workload tests

DirectX 9 8 fps

reference: fastest recorded 526 fps · faster than 14.2% of 1,675 GPUs

DirectX 10 1 fps

reference: fastest recorded 231 fps · faster than 0% of 1,602 GPUs

DirectX 11 5 fps

reference: fastest recorded 362 fps · faster than 12.8% of 1,430 GPUs

DirectX 12 4 fps

reference: fastest recorded 213 fps · faster than 8.5% of 1,274 GPUs

GPU Compute 327 ops/s

reference: fastest recorded 26,591 ops/s · faster than 15.7% of 1,447 GPUs

Averages of PassMark PerformanceTest submissions; frames/sec are PassMark test-scene rates, not game FPS. Tests PassMark does not report for this card are omitted. PassMark listing

In the PassMark workload tests the AMD Radeon R5 M420 averages DirectX 9 8 fps, DirectX 10 1 fps, DirectX 11 5 fps, DirectX 12 4 fps and GPU Compute 327 ops/s, across 71 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

Theoretical throughput

Texture fill rate 17.1 GTexel/s calculatedcalculated from TMUs x boost clock (MHz) / 1000 = 20 x 855 / 1000

Texture fill rate (17.1 GTexel/s) is calculated by Feex from stored specifications, not stated by AMD.

As stated by PassMark

First benchmarked 2017-11-11

Samples 71

PassMark listing (collected 2026-10-01)

Graphics processor

Architecture GCN

Codename Jet Pro

Chip Not recorded

Process node 28 nm

Transistors Not recorded

Die size Not recorded

The AMD Radeon R5 M420 is based on the GCN architecture, uses the Jet Pro graphics processor and is manufactured on a 28 nm process.

Shader configuration

Shading units 320

Compute units Not recorded

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 20

Render output units (ROPs) 8

Ray tracing cores Not recorded

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD Radeon R5 M420 has 320 shading units, 20 texture mapping units and 8 render output units.

The AMD Radeon R5 M420 does not use XMX engines; those are specific to Intel Arc graphics. Feex has no recorded ray tracing core count for the AMD Radeon R5 M420.

Clock speeds

Base clock 780 MHz

Boost clock 855 MHz

Game clock Not recorded

Memory clock Not recorded

Effective memory clock Not recorded

The AMD Radeon R5 M420 runs at a base clock of 780 MHz and boosts to 855 MHz.

Memory

Size Not recorded

Type DDR3

Bus width 64-bit

Bandwidth Not recorded

The AMD Radeon R5 M420 uses a 64-bit memory bus.

Market

Launched May 1, 2016

Launch price Not recorded

Status Not recorded

Form factor Not recorded

Segment Laptop

Series Radeon

The AMD Radeon R5 M420 was released on May 1, 2016.

Benchmarks

PassMark G3D 501

PassMark G2D 137

Rank #1,879

Samples 71

Naming and aliases

The AMD Radeon R5 M420 is also known by other names: PassMark also lists it as AMD Radeon(TM) R5 M420 and Radeon (TM) R5 M420.

Other names (PassMark) AMD Radeon(TM) R5 M420; Radeon (TM) R5 M420

Frequently asked questions

How fast is the AMD Radeon R5 M420?

The AMD Radeon R5 M420 scores 501 in the PassMark G3D benchmark, higher than 36.3% of the 2,658 GPUs benchmarked. Its PassMark rank is #1,879. In the PassMark DirectX 12 test it averages 4 fps.

When was the AMD Radeon R5 M420 released?

The AMD Radeon R5 M420 was released on May 1, 2016.

Corrections to this record

After an audit, 1 empty field was filled from sources. Each change is listed with its old value, new value, rule and sources.

1 filled value

Architecture: GCN (was Not recorded). Rule: Architecture from chip codename. chip Jet -> GCN 1. Sources: Wikipedia: List of AMD graphics processing units (revision 1376670003).

The audit log is public: all changes for this GPU, the corrections overview and the method.