Radeon R5 (Stoney Ridge) vs R5 M420

Aggregate performance score

We've compared Radeon R5 M420 and Radeon R5 (Stoney Ridge), covering specs and all relevant benchmarks.

R5 M420
2016
4 GB DDR3
1.27

R5 (Stoney Ridge) outperforms R5 M420 by a moderate 17% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1035983
Place by popularitynot in top-100not in top-100
Power efficiencyno data2.29
ArchitectureGCN 1.0 (2011−2020)GCN 1.2/2.0 (2015−2016)
GPU code nameJetStoney Ridge
Market segmentLaptopLaptop
Release date15 May 2016 (8 years ago)1 June 2016 (8 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores320192
Core clock speed780 MHzno data
Boost clock speed850 MHz800 MHz
Number of transistors690 millionno data
Manufacturing process technology28 nm28 nm
Power consumption (TDP)no data12-45 Watt
Texture fill rate17.00no data
Floating-point processing power0.544 TFLOPSno data
ROPs8no data
TMUs20no data

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizeno datamedium sized
InterfacePCIe 3.0 x8no data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR3no data
Maximum RAM amount4 GBno data
Memory bus width64 Bit64 Bit
Memory clock speed1000 MHzno data
Memory bandwidth16 GB/sno data
Shared memory-+

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsno data

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_1)12 (FL 12_0)
Shader Model5.1no data
OpenGL4.6no data
OpenCL1.2no data
Vulkan1.2.131-

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD6−7
−33.3%
8
+33.3%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%

Full HD
Medium Preset

Assassin's Creed Odyssey 6−7
+50%
4
−50%
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%
Far Cry 5 1−2
−200%
3
+200%
Far Cry New Dawn 3−4
−133%
7
+133%
Forza Horizon 4 2−3
−50%
3−4
+50%
Hitman 3 6−7
+0%
6−7
+0%
Horizon Zero Dawn 14−16
+0%
14−16
+0%
Red Dead Redemption 2 2−3
+0%
2−3
+0%
Shadow of the Tomb Raider 8−9
−50%
12
+50%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
High Preset

Assassin's Creed Odyssey 6−7
+0%
6−7
+0%
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%
Far Cry 5 1−2
+0%
1−2
+0%
Far Cry New Dawn 3−4
+0%
3−4
+0%
Forza Horizon 4 2−3
−50%
3−4
+50%
Hitman 3 6−7
+0%
6−7
+0%
Horizon Zero Dawn 14−16
+0%
14−16
+0%
Red Dead Redemption 2 2−3
+0%
2−3
+0%
Shadow of the Tomb Raider 8−9
+0%
8−9
+0%
The Witcher 3: Wild Hunt 10−12
+0%
10−12
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 6−7
+0%
6−7
+0%
Call of Duty: Modern Warfare 4−5
+0%
4−5
+0%
Cyberpunk 2077 3−4
−33.3%
4−5
+33.3%
Far Cry 5 1−2
+0%
1−2
+0%
Forza Horizon 4 2−3
−50%
3−4
+50%
Hitman 3 6−7
+0%
6−7
+0%
Horizon Zero Dawn 14−16
+0%
14−16
+0%
Shadow of the Tomb Raider 8−9
+0%
8−9
+0%
The Witcher 3: Wild Hunt 10−12
+0%
10−12
+0%
Watch Dogs: Legion 30−35
+0%
30−35
+0%

Full HD
Epic Preset

Red Dead Redemption 2 2−3
+0%
2−3
+0%

1440p
High Preset

Battlefield 5 1−2
+0%
1−2
+0%
Far Cry New Dawn 2−3
+0%
2−3
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 0−1 0−1
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 4−5
−25%
5−6
+25%
The Witcher 3: Wild Hunt 0−1 1−2
Watch Dogs: Legion 6−7
+0%
6−7
+0%

1440p
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

4K
High Preset

Far Cry New Dawn 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 0−1 0−1
Far Cry 5 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 3−4
+0%
3−4
+0%

Full HD
Medium Preset

Metro Exodus 7
+0%
7
+0%

This is how R5 M420 and R5 (Stoney Ridge) compete in popular games:

  • R5 (Stoney Ridge) is 33% faster in 1080p

Here's the range of performance differences observed across popular games:

  • in Assassin's Creed Odyssey, with 1080p resolution and the Medium Preset, the R5 M420 is 50% faster.
  • in Far Cry 5, with 1080p resolution and the Medium Preset, the R5 (Stoney Ridge) is 200% faster.

All in all, in popular games:

  • R5 M420 is ahead in 1 test (2%)
  • R5 (Stoney Ridge) is ahead in 11 tests (23%)
  • there's a draw in 36 tests (75%)

Pros & cons summary


Performance score 1.27 1.48

R5 (Stoney Ridge) has a 16.5% higher aggregate performance score.

The Radeon R5 (Stoney Ridge) is our recommended choice as it beats the Radeon R5 M420 in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon R5 M420
Radeon R5 M420
AMD Radeon R5 (Stoney Ridge)
Radeon R5 (Stoney Ridge)

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


2.9 106 votes

Rate Radeon R5 M420 on a scale of 1 to 5:

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3.3 50 votes

Rate Radeon R5 (Stoney Ridge) on a scale of 1 to 5:

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Questions & comments

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