Radeon HD 6850M vs Quadro K420

Aggregate performance score

We've compared Quadro K420 with Radeon HD 6850M, including specs and performance data.

Quadro K420
2014
1 GB/2 GB 128-bit, 41 Watt
1.93

HD 6850M outperforms K420 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 ranking901884
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.08no data
Power efficiency3.262.78
ArchitectureKepler (2012−2018)TeraScale 2 (2009−2015)
GPU code nameGK107Granville
Market segmentWorkstationLaptop
Release date22 July 2014 (10 years ago)4 January 2011 (13 years ago)
Launch price (MSRP)$96.67 no data

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 cores192800
Core clock speed876 MHz675 MHz
Number of transistors1,270 million1,040 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)41 Watt50 Watt
Texture fill rate14.0227.00
Floating-point processing power0.3364 TFLOPS1.08 TFLOPS
ROPs1616
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 sizeno datalarge
InterfacePCIe 2.0 x16PCIe 2.0 x16
Length160 mmno data
Width1" (2.5 cm)no data
Supplementary power connectorsNoneno 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 type128 BitGDDR3
Maximum RAM amount1 GB/2 GB1 GB
Memory bus width128 Bit128 Bit
Memory clock speed891 MHz800 MHz
Memory bandwidthUp to 29 GB/s25.6 GB/s
Shared memoryno data-

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 Connectors1x DVI, 1x DisplayPortNo outputs
Number of simultaneous displays4no data

Supported technologies

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

3D Vision Pro+no data
Mosaic+no data
nView Desktop Management+no data

API compatibility

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

DirectX1211.2 (11_0)
Shader Model5.15.0
OpenGL4.54.4
OpenCL1.21.2
Vulkan1.1.126N/A
CUDA3.0-

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:

900p18−20
−11.1%
20
+11.1%
Full HD24−27
−4.2%
25
+4.2%

Cost per frame, $

1080p4.03no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 4−5
+0%
4−5
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 7−8
+0%
7−8
+0%
Battlefield 5 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Far Cry New Dawn 5−6
+0%
5−6
+0%
Forza Horizon 4 8−9
+0%
8−9
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 16−18
+0%
16−18
+0%
Red Dead Redemption 2 4−5
+0%
4−5
+0%
Shadow of the Tomb Raider 10−11
+0%
10−11
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
High Preset

Assassin's Creed Odyssey 7−8
+0%
7−8
+0%
Battlefield 5 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Far Cry New Dawn 5−6
+0%
5−6
+0%
Forza Horizon 4 8−9
+0%
8−9
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 16−18
+0%
16−18
+0%
Red Dead Redemption 2 4−5
+0%
4−5
+0%
Shadow of the Tomb Raider 10−11
+0%
10−11
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 7−8
+0%
7−8
+0%
Call of Duty: Modern Warfare 5−6
+0%
5−6
+0%
Cyberpunk 2077 4−5
+0%
4−5
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Forza Horizon 4 8−9
+0%
8−9
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 16−18
+0%
16−18
+0%
Shadow of the Tomb Raider 10−11
+0%
10−11
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

1440p
High Preset

Battlefield 5 3−4
+0%
3−4
+0%
Far Cry New Dawn 3−4
+0%
3−4
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 2−3
+0%
2−3
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 6−7
+0%
6−7
+0%
The Witcher 3: Wild Hunt 1−2
+0%
1−2
+0%
Watch Dogs: Legion 10−12
+0%
10−12
+0%

1440p
Epic Preset

Red Dead Redemption 2 5−6
+0%
5−6
+0%

4K
High Preset

Far Cry New Dawn 1−2
+0%
1−2
+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 0−1 0−1
Far Cry 5 1−2
+0%
1−2
+0%
Watch Dogs: Legion 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 3−4
+0%
3−4
+0%

This is how Quadro K420 and HD 6850M compete in popular games:

  • HD 6850M is 11% faster in 900p
  • HD 6850M is 4% faster in 1080p

All in all, in popular games:

  • there's a draw in 53 tests (100%)

Pros & cons summary


Performance score 1.93 2.01
Recency 22 July 2014 4 January 2011
Chip lithography 28 nm 40 nm
Power consumption (TDP) 41 Watt 50 Watt

Quadro K420 has an age advantage of 3 years, a 42.9% more advanced lithography process, and 22% lower power consumption.

HD 6850M, on the other hand, has a 4.1% higher aggregate performance score.

Given the minimal performance differences, no clear winner can be declared between Quadro K420 and Radeon HD 6850M.

Be aware that Quadro K420 is a workstation card while Radeon HD 6850M is a notebook one.


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

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NVIDIA Quadro K420
Quadro K420
AMD Radeon HD 6850M
Radeon HD 6850M

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.


3.4 142 votes

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3.3 14 votes

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Questions & comments

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