Radeon 620 vs R2 (Stoney Ridge)

Aggregate performance score

We've compared Radeon R2 (Stoney Ridge) and Radeon 620, covering specs and all relevant benchmarks.

R2 (Stoney Ridge)
2016
15 Watt
1.03

620 outperforms R2 (Stoney Ridge) by a whopping 125% based on our aggregate benchmark results.

Primary details

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

Place in the ranking1099850
Place by popularitynot in top-100not in top-100
Power efficiency4.793.23
ArchitectureGCN 1.2/2.0 (2015−2016)GCN 3.0 (2014−2019)
GPU code nameStoney RidgePolaris 24
Market segmentLaptopLaptop
Release date1 June 2016 (8 years ago)13 May 2019 (5 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 cores128384
Core clock speedno data730 MHz
Boost clock speed600 MHz1024 MHz
Number of transistors3100 Million1,550 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)15 Watt50 Watt
Texture fill rateno data24.58
Floating-point processing powerno data0.7864 TFLOPS
ROPsno data8
TMUsno data24

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).

Interfaceno dataPCIe 3.0 x8
Supplementary power connectorsno dataNone

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 typeno dataDDR3
Maximum RAM amountno data2 GB
Memory bus width64 Bit64 Bit
Memory clock speedno data900 MHz
Memory bandwidthno data14.4 GB/s
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 dataNo outputs

API compatibility

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

DirectX12 (FL 12_0)12 (12_0)
Shader Modelno data6.3
OpenGLno data4.6
OpenCLno data2.0
Vulkan+1.2.131

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

R2 (Stoney Ridge) 1.03
Radeon 620 2.32
+125%

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

R2 (Stoney Ridge) 512
Radeon 620 1730
+238%

Gaming performance

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

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
−66.7%
5−6
+66.7%

Full HD
Medium Preset

Assassin's Creed Odyssey 5−6
−60%
8−9
+60%
Call of Duty: Modern Warfare 4−5
−50%
6−7
+50%
Cyberpunk 2077 3−4
−66.7%
5−6
+66.7%
Far Cry 5 1−2
−300%
4−5
+300%
Far Cry New Dawn 2−3
−200%
6−7
+200%
Forza Horizon 4 0−1 10−12
Hitman 3 5−6
−40%
7−8
+40%
Horizon Zero Dawn 12−14
−46.2%
18−20
+46.2%
Red Dead Redemption 2 1−2
−400%
5−6
+400%
Shadow of the Tomb Raider 7−8
−57.1%
10−12
+57.1%
Watch Dogs: Legion 30−35
−15.6%
35−40
+15.6%

Full HD
High Preset

Assassin's Creed Odyssey 5−6
−60%
8−9
+60%
Call of Duty: Modern Warfare 4−5
−50%
6−7
+50%
Cyberpunk 2077 3−4
−66.7%
5−6
+66.7%
Far Cry 5 1−2
−300%
4−5
+300%
Far Cry New Dawn 2−3
−200%
6−7
+200%
Forza Horizon 4 0−1 10−12
Hitman 3 5−6
−40%
7−8
+40%
Horizon Zero Dawn 12−14
−46.2%
18−20
+46.2%
Red Dead Redemption 2 1−2
−400%
5−6
+400%
Shadow of the Tomb Raider 7−8
−57.1%
10−12
+57.1%
The Witcher 3: Wild Hunt 10−12
−18.2%
12−14
+18.2%
Watch Dogs: Legion 30−35
−15.6%
35−40
+15.6%

Full HD
Ultra Preset

Assassin's Creed Odyssey 5−6
−60%
8−9
+60%
Call of Duty: Modern Warfare 4−5
−50%
6−7
+50%
Cyberpunk 2077 3−4
−66.7%
5−6
+66.7%
Far Cry 5 1−2
−300%
4−5
+300%
Forza Horizon 4 0−1 10−12
Hitman 3 5−6
−40%
7−8
+40%
Horizon Zero Dawn 12−14
−46.2%
18−20
+46.2%
Shadow of the Tomb Raider 7−8
−57.1%
10−12
+57.1%
The Witcher 3: Wild Hunt 10−12
−18.2%
12−14
+18.2%
Watch Dogs: Legion 30−35
−15.6%
35−40
+15.6%

Full HD
Epic Preset

Red Dead Redemption 2 1−2
−400%
5−6
+400%

1440p
High Preset

Battlefield 5 1−2
−300%
4−5
+300%
Far Cry New Dawn 1−2
−200%
3−4
+200%

1440p
Ultra Preset

Assassin's Creed Odyssey 1−2
−100%
2−3
+100%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 1−2
−200%
3−4
+200%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 4−5
−50%
6−7
+50%
The Witcher 3: Wild Hunt 0−1 1−2
Watch Dogs: Legion 4−5
−225%
12−14
+225%

1440p
Epic Preset

Red Dead Redemption 2 4−5
−25%
5−6
+25%

4K
High Preset

Far Cry New Dawn 0−1 1−2

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
−100%
2−3
+100%
Assassin's Creed Valhalla 0−1 1−2
Call of Duty: Modern Warfare 0−1 1−2
Far Cry 5 0−1 1−2

4K
Epic Preset

Red Dead Redemption 2 2−3
−50%
3−4
+50%

Full HD
Medium Preset

Battlefield 5 3−4
+0%
3−4
+0%
Metro Exodus 1−2
+0%
1−2
+0%

Full HD
High Preset

Battlefield 5 3−4
+0%
3−4
+0%
Metro Exodus 1−2
+0%
1−2
+0%

1440p
Ultra Preset

Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%

4K
High Preset

Battlefield 5 0−1 0−1

4K
Ultra Preset

Watch Dogs: Legion 0−1 0−1

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

  • in Red Dead Redemption 2, with 1080p resolution and the Medium Preset, the Radeon 620 is 400% faster.

All in all, in popular games:

  • Radeon 620 is ahead in 41 test (85%)
  • there's a draw in 7 tests (15%)

Pros & cons summary


Performance score 1.03 2.32
Recency 1 June 2016 13 May 2019
Power consumption (TDP) 15 Watt 50 Watt

R2 (Stoney Ridge) has 233.3% lower power consumption.

Radeon 620, on the other hand, has a 125.2% higher aggregate performance score, and an age advantage of 2 years.

The Radeon 620 is our recommended choice as it beats the Radeon R2 (Stoney Ridge) in performance tests.


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

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon R2 (Stoney Ridge)
Radeon R2 (Stoney Ridge)
AMD Radeon 620
Radeon 620

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


3 38 votes

Rate Radeon R2 (Stoney Ridge) on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 65 votes

Rate Radeon 620 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.