ATI Radeon HD 4850 X2 vs GeForce 840M

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Aggregate performance score

We've compared GeForce 840M with Radeon HD 4850 X2, including specs and performance data.

GeForce 840M
2014
4 GB DDR3, 33 Watt
2.83

ATI HD 4850 X2 outperforms 840M by a minimal 4% based on our aggregate benchmark results.

Primary details

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

Place in the ranking787777
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.12
Power efficiency6.190.85
ArchitectureMaxwell (2014−2017)TeraScale (2005−2013)
GPU code nameGM108R700
Market segmentLaptopDesktop
Release date12 March 2014 (10 years ago)7 November 2008 (15 years ago)
Launch price (MSRP)no data$420

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores384800
Core clock speed1029 MHz625 MHz
Boost clock speed1124 MHzno data
Number of transistorsno data956 million
Manufacturing process technology28 nm55 nm
Power consumption (TDP)33 Watt250 Watt
Texture fill rate17.9825.00
Floating-point processing power0.8632 TFLOPS1 TFLOPS
ROPs816
TMUs1640

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 2.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data1x 6-pin + 1x 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 typeDDR3GDDR3
Maximum RAM amount4 GB512 MB
Memory bus width64 Bit256 Bit
Memory clock speed1001 MHz995 MHz
Memory bandwidth16.02 GB/s63.68 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 outputs4x DVI, 1x S-Video

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

DirectX12 (11_0)10.1 (10_1)
Shader Model5.14.1
OpenGL4.53.3
OpenCL1.21.1
Vulkan1.1.126N/A
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
ATI HD 4850 X2 2.93
+3.5%

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 1091
ATI HD 4850 X2 1132
+3.8%

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
+0%
45−50
+0%
Full HD17
+6.3%
16−18
−6.3%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 5−6
+0%
5−6
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 9−10
+0%
9−10
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Battlefield 5 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 7−8
+0%
7−8
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Far Cry New Dawn 8−9
+0%
8−9
+0%
Forza Horizon 4 14−16
+7.1%
14−16
−7.1%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 21−24
+4.8%
21−24
−4.8%
Metro Exodus 3−4
+0%
3−4
+0%
Red Dead Redemption 2 7−8
+0%
7−8
+0%
Shadow of the Tomb Raider 12−14
+0%
12−14
+0%
Watch Dogs: Legion 35−40
+8.6%
35−40
−8.6%

Full HD
High Preset

Assassin's Creed Odyssey 9−10
+0%
9−10
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Battlefield 5 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 7−8
+0%
7−8
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Far Cry New Dawn 8−9
+0%
8−9
+0%
Forza Horizon 4 14−16
+7.1%
14−16
−7.1%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 21−24
+4.8%
21−24
−4.8%
Metro Exodus 3−4
+0%
3−4
+0%
Red Dead Redemption 2 7−8
+0%
7−8
+0%
Shadow of the Tomb Raider 12−14
+0%
12−14
+0%
The Witcher 3: Wild Hunt 23
+9.5%
21−24
−9.5%
Watch Dogs: Legion 35−40
+8.6%
35−40
−8.6%

Full HD
Ultra Preset

Assassin's Creed Odyssey 9−10
+0%
9−10
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 7−8
+0%
7−8
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Forza Horizon 4 14−16
+7.1%
14−16
−7.1%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 21−24
+4.8%
21−24
−4.8%
Shadow of the Tomb Raider 12−14
+0%
12−14
+0%
The Witcher 3: Wild Hunt 6
+0%
6−7
+0%
Watch Dogs: Legion 35−40
+8.6%
35−40
−8.6%

Full HD
Epic Preset

Red Dead Redemption 2 7−8
+0%
7−8
+0%

1440p
High Preset

Battlefield 5 5−6
+0%
5−6
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 2−3
+0%
2−3
+0%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 7−8
+0%
7−8
+0%
The Witcher 3: Wild Hunt 2−3
+0%
2−3
+0%
Watch Dogs: Legion 16−18
+6.3%
16−18
−6.3%

1440p
Epic Preset

Red Dead Redemption 2 6−7
+0%
6−7
+0%

4K
High Preset

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

4K
Ultra Preset

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

4K
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

This is how GeForce 840M and ATI HD 4850 X2 compete in popular games:

  • A tie in 900p
  • GeForce 840M is 6% faster in 1080p

Pros & cons summary


Performance score 2.83 2.93
Recency 12 March 2014 7 November 2008
Maximum RAM amount 4 GB 512 MB
Chip lithography 28 nm 55 nm
Power consumption (TDP) 33 Watt 250 Watt

GeForce 840M has an age advantage of 5 years, a 700% higher maximum VRAM amount, a 96.4% more advanced lithography process, and 657.6% lower power consumption.

ATI HD 4850 X2, on the other hand, has a 3.5% higher aggregate performance score.

Given the minimal performance differences, no clear winner can be declared between GeForce 840M and Radeon HD 4850 X2.

Be aware that GeForce 840M is a notebook card while Radeon HD 4850 X2 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
ATI Radeon HD 4850 X2
Radeon HD 4850 X2

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.


3.4 913 votes

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3.7 3 votes

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Questions & comments

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