Radeon RX 6400 vs Quadro P620

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Aggregate performance score

Quadro P620
2019
2 GB GDDR5, 25 Watt
9.39

Radeon RX 6400 outperforms Quadro P620 by a whopping 108% based on our aggregate benchmark results.

Primary details

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

Place in performance ranking440269
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation20.7212.35
ArchitecturePascal (2016−2021)RDNA 2.0 (2020−2022)
GPU code nameGP107Navi 24
Market segmentWorkstationDesktop
Release date27 May 2019 (5 years ago)19 January 2022 (2 years ago)
Launch price (MSRP)no data$159
Current price$170 $376 (2.4x MSRP)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Quadro P620 has 68% better value for money than RX 6400.

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores512768
Core clock speed1177 MHzno data
Boost clock speed1442 MHz2321 MHz
Number of transistors3,300 million5,400 million
Manufacturing process technology14 nm6 nm
Power consumption (TDP)25 Watt53 Watt
Texture fill rate43.33111.4
Floating-point performance1,490 gflopsno 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).

InterfacePCIe 3.0 x16PCIe 4.0 x4
Length145 mmno data
Width1-slot1-slot
Supplementary power connectorsNoneNone

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 typeGDDR5GDDR6
Maximum RAM amount2 GB4 GB
Memory bus width128 Bit64 Bit
Memory clock speed6000 MHz16 GB/s
Memory bandwidth80.13 GB/s128.0 GB/s
Shared memory-no 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 Connectors4x mini-DisplayPort1x HDMI 2.1, 1x DisplayPort 1.4a
HDMIno data+

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.6
OpenGL4.64.6
OpenCL1.22.2
Vulkan1.2.1311.3
CUDA6.1no data

Synthetic benchmark performance

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


Combined synthetic benchmark score

This is our combined benchmark performance 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.

Quadro P620 9.39
RX 6400 19.53
+108%

Radeon RX 6400 outperforms Quadro P620 by 108% based on our aggregate benchmark results.


Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. 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.

Benchmark coverage: 25%

Quadro P620 3630
RX 6400 7548
+108%

Radeon RX 6400 outperforms Quadro P620 by 108% in Passmark.

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 HD52
−92.3%
100−110
+92.3%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 14−16
−100%
30−33
+100%

Full HD
Medium Preset

Assassin's Creed Odyssey 18−20
−84.2%
35−40
+84.2%
Assassin's Creed Valhalla 14−16
−92.9%
27−30
+92.9%
Battlefield 5 27−30
−107%
60−65
+107%
Call of Duty: Modern Warfare 20−22
−100%
40−45
+100%
Cyberpunk 2077 14−16
−100%
30−33
+100%
Far Cry 5 27−30
−96.4%
55−60
+96.4%
Far Cry New Dawn 24−27
−92.3%
50−55
+92.3%
Forza Horizon 4 30−35
−97%
65−70
+97%
Hitman 3 21−24
−90.5%
40−45
+90.5%
Horizon Zero Dawn 30−35
−103%
65−70
+103%
Metro Exodus 35
−100%
70−75
+100%
Red Dead Redemption 2 24−27
−92.3%
50−55
+92.3%
Shadow of the Tomb Raider 27−30
−104%
55−60
+104%
Watch Dogs: Legion 16−18
−87.5%
30−33
+87.5%

Full HD
High Preset

Assassin's Creed Odyssey 18−20
−84.2%
35−40
+84.2%
Assassin's Creed Valhalla 14−16
−92.9%
27−30
+92.9%
Battlefield 5 27−30
−107%
60−65
+107%
Call of Duty: Modern Warfare 20−22
−100%
40−45
+100%
Cyberpunk 2077 14−16
−100%
30−33
+100%
Far Cry 5 64
−103%
130−140
+103%
Far Cry New Dawn 24−27
−92.3%
50−55
+92.3%
Forza Horizon 4 30−35
−97%
65−70
+97%
Hitman 3 21−24
−90.5%
40−45
+90.5%
Horizon Zero Dawn 30−35
−103%
65−70
+103%
Metro Exodus 27−30
−104%
55−60
+104%
Red Dead Redemption 2 24−27
−92.3%
50−55
+92.3%
Shadow of the Tomb Raider 6
−100%
12−14
+100%
The Witcher 3: Wild Hunt 32
−103%
65−70
+103%
Watch Dogs: Legion 16−18
−87.5%
30−33
+87.5%

Full HD
Ultra Preset

Assassin's Creed Odyssey 18−20
−84.2%
35−40
+84.2%
Assassin's Creed Valhalla 14−16
−92.9%
27−30
+92.9%
Call of Duty: Modern Warfare 20−22
−100%
40−45
+100%
Cyberpunk 2077 14−16
−100%
30−33
+100%
Far Cry 5 27−30
−96.4%
55−60
+96.4%
Forza Horizon 4 30−35
−97%
65−70
+97%
Horizon Zero Dawn 30−35
−103%
65−70
+103%
Metro Exodus 27−30
−104%
55−60
+104%
The Witcher 3: Wild Hunt 17
−106%
35−40
+106%
Watch Dogs: Legion 16−18
−87.5%
30−33
+87.5%

Full HD
Epic Preset

Red Dead Redemption 2 24−27
−92.3%
50−55
+92.3%

1440p
High Preset

Battlefield 5 18−20
−94.4%
35−40
+94.4%
Far Cry New Dawn 14−16
−100%
30−33
+100%
Hitman 3 12−14
−100%
24−27
+100%
Red Dead Redemption 2 6−7
−100%
12−14
+100%

1440p
Ultra Preset

Assassin's Creed Odyssey 9−10
−100%
18−20
+100%
Assassin's Creed Valhalla 5−6
−100%
10−11
+100%
Call of Duty: Modern Warfare 10−12
−90.9%
21−24
+90.9%
Cyberpunk 2077 4−5
−100%
8−9
+100%
Far Cry 5 14−16
−100%
30−33
+100%
Forza Horizon 4 16−18
−106%
35−40
+106%
Horizon Zero Dawn 20−22
−100%
40−45
+100%
Metro Exodus 12−14
−108%
27−30
+108%
Shadow of the Tomb Raider 10−12
−90.9%
21−24
+90.9%
The Witcher 3: Wild Hunt 9−10
−100%
18−20
+100%
Watch Dogs: Legion 5−6
−100%
10−11
+100%

4K
High Preset

Far Cry 5 21−24
−105%
45−50
+105%
Far Cry New Dawn 8−9
−100%
16−18
+100%
Hitman 3 5−6
−100%
10−11
+100%
Horizon Zero Dawn 10−11
−80%
18−20
+80%
Shadow of the Tomb Raider 5−6
−100%
10−11
+100%
The Witcher 3: Wild Hunt 7−8
−100%
14−16
+100%

4K
Ultra Preset

Assassin's Creed Odyssey 5−6
−100%
10−11
+100%
Assassin's Creed Valhalla 4−5
−100%
8−9
+100%
Battlefield 5 7−8
−100%
14−16
+100%
Call of Duty: Modern Warfare 5−6
−100%
10−11
+100%
Cyberpunk 2077 1−2
−100%
2−3
+100%
Forza Horizon 4 12−14
−100%
24−27
+100%
Horizon Zero Dawn 10−11
−80%
18−20
+80%
Metro Exodus 10−11
−80%
18−20
+80%
Watch Dogs: Legion 3−4
−100%
6−7
+100%

4K
Epic Preset

Red Dead Redemption 2 9−10
−100%
18−20
+100%

This is how Quadro P620 and RX 6400 compete in popular games:

  • RX 6400 is 92% faster in 1080p

Pros & cons summary


Performance score 9.39 19.53
Recency 27 May 2019 19 January 2022
Maximum RAM amount 2 GB 4 GB
Chip lithography 14 nm 6 nm
Power consumption (TDP) 25 Watt 53 Watt

The Radeon RX 6400 is our recommended choice as it beats the Quadro P620 in performance tests.

Be aware that Quadro P620 is a workstation graphics card while Radeon RX 6400 is a desktop 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 P620
Quadro P620
AMD Radeon RX 6400
Radeon RX 6400

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.


3.5 558 votes

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4 1699 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.