Radeon RX 580X vs GeForce 840M

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Aggregate performance score

We've compared GeForce 840M with Radeon RX 580X, including specs and performance data.

GeForce 840M
2014
4 GB DDR3, 33 Watt
2.83

RX 580X outperforms GeForce 840M by a whopping 614% based on our aggregate benchmark results.

Primary details

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

Place in the ranking794269
Place by popularitynot in top-100not in top-100
ArchitectureMaxwell (2014−2018)GCN 4.0 (2016−2020)
GPU code nameN15S-GTPolaris 20
Market segmentLaptopDesktop
Release date12 March 2014 (10 years ago)11 April 2018 (6 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 cores3842304
Core clock speed1029 MHz1257 MHz
Boost clock speedno data1340 MHz
Number of transistorsno data5,700 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)33 Watt185 Watt
Texture fill rate17.98193.0
Floating-point processing power0.8632 gflops6.175 gflops

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 sizemedium sizedno data
Bus supportPCI Express 2.0, PCI Express 3.0no data
InterfacePCIe 3.0 x8PCIe 3.0 x16
Lengthno data241 mm
Widthno data2-slot
Supplementary power connectorsno data1x 8-pin

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 typeDDR3GDDR5
Maximum RAM amount4 GB8 GB
Memory bus width64 Bit256 Bit
Memory clock speed2000 MHz8000 MHz
Memory bandwidth16.02 GB/s256.0 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 outputs1x HDMI, 3x DisplayPort
HDMI-+

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

GPU Boost2.0no data
Optimus+-
GameWorks+-

API compatibility

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

DirectX12 (11_0)12 (12_0)
Shader Model5.16.4
OpenGL4.54.6
OpenCL1.22.0
Vulkan1.1.1261.2.131
CUDA+-

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.

GeForce 840M 2.83
RX 580X 20.22
+614%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

GeForce 840M 1090
RX 580X 7798
+615%

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:

900p45
−567%
300−350
+567%
Full HD19
−584%
130−140
+584%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 5−6
−600%
35−40
+600%

Full HD
Medium Preset

Assassin's Creed Odyssey 9−10
−567%
60−65
+567%
Assassin's Creed Valhalla 1−2
−600%
7−8
+600%
Battlefield 5 4−5
−575%
27−30
+575%
Call of Duty: Modern Warfare 7−8
−614%
50−55
+614%
Cyberpunk 2077 5−6
−600%
35−40
+600%
Far Cry 5 5−6
−600%
35−40
+600%
Far Cry New Dawn 8−9
−588%
55−60
+588%
Forza Horizon 4 14−16
−567%
100−105
+567%
Hitman 3 8−9
−588%
55−60
+588%
Horizon Zero Dawn 21−24
−582%
150−160
+582%
Metro Exodus 3−4
−600%
21−24
+600%
Red Dead Redemption 2 7−8
−614%
50−55
+614%
Shadow of the Tomb Raider 12−14
−608%
85−90
+608%
Watch Dogs: Legion 35−40
−611%
270−280
+611%

Full HD
High Preset

Assassin's Creed Odyssey 9−10
−567%
60−65
+567%
Assassin's Creed Valhalla 1−2
−600%
7−8
+600%
Battlefield 5 4−5
−575%
27−30
+575%
Call of Duty: Modern Warfare 7−8
−614%
50−55
+614%
Cyberpunk 2077 5−6
−600%
35−40
+600%
Far Cry 5 5−6
−600%
35−40
+600%
Far Cry New Dawn 8−9
−588%
55−60
+588%
Forza Horizon 4 14−16
−567%
100−105
+567%
Hitman 3 8−9
−588%
55−60
+588%
Horizon Zero Dawn 21−24
−582%
150−160
+582%
Metro Exodus 3−4
−600%
21−24
+600%
Red Dead Redemption 2 7−8
−614%
50−55
+614%
Shadow of the Tomb Raider 12−14
−608%
85−90
+608%
The Witcher 3: Wild Hunt 23
−596%
160−170
+596%
Watch Dogs: Legion 35−40
−611%
270−280
+611%

Full HD
Ultra Preset

Assassin's Creed Odyssey 9−10
−567%
60−65
+567%
Assassin's Creed Valhalla 1−2
−600%
7−8
+600%
Call of Duty: Modern Warfare 7−8
−614%
50−55
+614%
Cyberpunk 2077 5−6
−600%
35−40
+600%
Far Cry 5 5−6
−600%
35−40
+600%
Forza Horizon 4 14−16
−567%
100−105
+567%
Hitman 3 8−9
−588%
55−60
+588%
Horizon Zero Dawn 21−24
−582%
150−160
+582%
Shadow of the Tomb Raider 12−14
−608%
85−90
+608%
The Witcher 3: Wild Hunt 6
−567%
40−45
+567%
Watch Dogs: Legion 35−40
−611%
270−280
+611%

Full HD
Epic Preset

Red Dead Redemption 2 7−8
−614%
50−55
+614%

1440p
High Preset

Battlefield 5 5−6
−600%
35−40
+600%
Far Cry New Dawn 4−5
−575%
27−30
+575%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
−600%
14−16
+600%
Call of Duty: Modern Warfare 2−3
−600%
14−16
+600%
Cyberpunk 2077 1−2
−600%
7−8
+600%
Far Cry 5 3−4
−600%
21−24
+600%
Hitman 3 8−9
−588%
55−60
+588%
Horizon Zero Dawn 7−8
−614%
50−55
+614%
The Witcher 3: Wild Hunt 2−3
−600%
14−16
+600%
Watch Dogs: Legion 16−18
−606%
120−130
+606%

1440p
Epic Preset

Red Dead Redemption 2 6−7
−567%
40−45
+567%

4K
High Preset

Battlefield 5 1−2
−600%
7−8
+600%
Far Cry New Dawn 2−3
−600%
14−16
+600%

4K
Ultra Preset

Assassin's Creed Odyssey 2−3
−600%
14−16
+600%
Assassin's Creed Valhalla 1−2
−600%
7−8
+600%
Call of Duty: Modern Warfare 1−2
−600%
7−8
+600%
Far Cry 5 1−2
−600%
7−8
+600%
Forza Horizon 4 0−1 0−1
Watch Dogs: Legion 1−2
−600%
7−8
+600%

4K
Epic Preset

Red Dead Redemption 2 4−5
−575%
27−30
+575%

This is how GeForce 840M and RX 580X compete in popular games:

  • RX 580X is 567% faster in 900p
  • RX 580X is 584% faster in 1080p

Pros & cons summary


Performance score 2.83 20.22
Recency 12 March 2014 11 April 2018
Maximum RAM amount 4 GB 8 GB
Chip lithography 28 nm 14 nm
Power consumption (TDP) 33 Watt 185 Watt

GeForce 840M has 460.6% lower power consumption.

RX 580X, on the other hand, has a 614.5% higher aggregate performance score, an age advantage of 4 years, a 100% higher maximum VRAM amount, and a 100% more advanced lithography process.

The Radeon RX 580X is our recommended choice as it beats the GeForce 840M in performance tests.

Be aware that GeForce 840M is a notebook card while Radeon RX 580X is a desktop one.


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.


NVIDIA GeForce 840M
GeForce 840M
AMD Radeon RX 580X
Radeon RX 580X

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.


3.4 885 votes

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3.6 114 votes

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Questions & comments

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