Radeon RX 6400 vs RX 550X Mobile
Aggregate performance score
We've compared Radeon RX 550X Mobile with Radeon RX 6400, including specs and performance data.
RX 6400 outperforms RX 550X Mobile by a whopping 226% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 604 | 296 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 50.65 |
| Power efficiency | 8.30 | 25.55 |
| Architecture | GCN 4.0 (2016−2020) | RDNA 2.0 (2020−2024) |
| GPU code name | Polaris 23 | Navi 24 |
| Market segment | Laptop | Desktop |
| Release date | 11 April 2018 (6 years ago) | 19 January 2022 (3 years ago) |
| Launch price (MSRP) | no data | $159 |
Cost-effectiveness evaluation
The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.
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 cores | 640 | 768 |
| Core clock speed | 1100 MHz | 1923 MHz |
| Boost clock speed | 1287 MHz | 2321 MHz |
| Number of transistors | 2,200 million | 5,400 million |
| Manufacturing process technology | 14 nm | 6 nm |
| Power consumption (TDP) | 50 Watt | 53 Watt |
| Texture fill rate | 51.48 | 111.4 |
| Floating-point processing power | 1.647 TFLOPS | 3.565 TFLOPS |
| ROPs | 16 | 32 |
| TMUs | 40 | 48 |
| Ray Tracing Cores | no data | 12 |
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 size | large | no data |
| Interface | PCIe 3.0 x8 | PCIe 4.0 x4 |
| Width | no data | 1-slot |
| Supplementary power connectors | no data | None |
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 type | GDDR5 | GDDR6 |
| Maximum RAM amount | 2 GB | 4 GB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 1500 MHz | 2000 MHz |
| Memory bandwidth | 96 GB/s | 128.0 GB/s |
| Shared memory | - | - |
| Resizable BAR | - | + |
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 Connectors | No outputs | 1x HDMI 2.1, 1x DisplayPort 1.4a |
| HDMI | - | + |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| FreeSync | + | - |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 Ultimate (12_2) |
| Shader Model | 6.4 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.2 |
| Vulkan | 1.2.131 | 1.3 |
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 HD | 26
−208%
| 80−85
+208%
|
Cost per frame, $
| 1080p | no data | 1.99 |
FPS performance in popular games
- Full HD
Low Preset - Full HD
Medium Preset - Full HD
High Preset - Full HD
Ultra Preset - Full HD
Epic Preset - 1440p
High Preset - 1440p
Ultra Preset - 1440p
Epic Preset - 4K
High Preset - 4K
Ultra Preset - 4K
Epic Preset
| Counter-Strike 2 | 24−27
−208%
|
80−85
+208%
|
| Cyberpunk 2077 | 12−14
−192%
|
35−40
+192%
|
| Hogwarts Legacy | 10−12
−218%
|
35−40
+218%
|
| Battlefield 5 | 24−27
−213%
|
75−80
+213%
|
| Counter-Strike 2 | 24−27
−208%
|
80−85
+208%
|
| Cyberpunk 2077 | 12−14
−192%
|
35−40
+192%
|
| Far Cry 5 | 21
−210%
|
65−70
+210%
|
| Fortnite | 30−35
−224%
|
110−120
+224%
|
| Forza Horizon 4 | 24−27
−208%
|
80−85
+208%
|
| Forza Horizon 5 | 14−16
−200%
|
45−50
+200%
|
| Hogwarts Legacy | 10−12
−218%
|
35−40
+218%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24
−210%
|
65−70
+210%
|
| Valorant | 65−70
−218%
|
210−220
+218%
|
| Battlefield 5 | 24−27
−213%
|
75−80
+213%
|
| Counter-Strike 2 | 24−27
−208%
|
80−85
+208%
|
| Counter-Strike: Global Offensive | 95−100
−216%
|
300−310
+216%
|
| Cyberpunk 2077 | 12−14
−192%
|
35−40
+192%
|
| Dota 2 | 53
−221%
|
170−180
+221%
|
| Far Cry 5 | 18
−206%
|
55−60
+206%
|
| Fortnite | 30−35
−224%
|
110−120
+224%
|
| Forza Horizon 4 | 24−27
−208%
|
80−85
+208%
|
| Forza Horizon 5 | 14−16
−200%
|
45−50
+200%
|
| Grand Theft Auto V | 20−22
−225%
|
65−70
+225%
|
| Hogwarts Legacy | 10−12
−218%
|
35−40
+218%
|
| Metro Exodus | 10−12
−218%
|
35−40
+218%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24
−210%
|
65−70
+210%
|
| The Witcher 3: Wild Hunt | 20
−225%
|
65−70
+225%
|
| Valorant | 65−70
−218%
|
210−220
+218%
|
| Battlefield 5 | 24−27
−213%
|
75−80
+213%
|
| Cyberpunk 2077 | 12−14
−192%
|
35−40
+192%
|
| Dota 2 | 49
−206%
|
150−160
+206%
|
| Far Cry 5 | 15
−200%
|
45−50
+200%
|
| Forza Horizon 4 | 24−27
−208%
|
80−85
+208%
|
| Hogwarts Legacy | 10−12
−218%
|
35−40
+218%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24
−210%
|
65−70
+210%
|
| The Witcher 3: Wild Hunt | 13
−208%
|
40−45
+208%
|
| Valorant | 65−70
−218%
|
210−220
+218%
|
| Fortnite | 30−35
−224%
|
110−120
+224%
|
| Counter-Strike 2 | 9−10
−200%
|
27−30
+200%
|
| Counter-Strike: Global Offensive | 40−45
−226%
|
140−150
+226%
|
| Grand Theft Auto V | 7−8
−200%
|
21−24
+200%
|
| Metro Exodus | 5−6
−220%
|
16−18
+220%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 35−40
−224%
|
120−130
+224%
|
| Valorant | 60−65
−213%
|
200−210
+213%
|
| Battlefield 5 | 8−9
−200%
|
24−27
+200%
|
| Cyberpunk 2077 | 4−5
−200%
|
12−14
+200%
|
| Far Cry 5 | 12−14
−208%
|
40−45
+208%
|
| Forza Horizon 4 | 12−14
−208%
|
40−45
+208%
|
| Hogwarts Legacy | 6−7
−200%
|
18−20
+200%
|
| The Witcher 3: Wild Hunt | 8−9
−200%
|
24−27
+200%
|
| Fortnite | 10−12
−218%
|
35−40
+218%
|
| Grand Theft Auto V | 16−18
−224%
|
55−60
+224%
|
| Hogwarts Legacy | 1−2
−200%
|
3−4
+200%
|
| Metro Exodus | 0−1 | 0−1 |
| The Witcher 3: Wild Hunt | 3−4
−200%
|
9−10
+200%
|
| Valorant | 27−30
−210%
|
90−95
+210%
|
| Battlefield 5 | 4−5
−200%
|
12−14
+200%
|
| Cyberpunk 2077 | 2−3
−200%
|
6−7
+200%
|
| Dota 2 | 20−22
−225%
|
65−70
+225%
|
| Far Cry 5 | 7−8
−200%
|
21−24
+200%
|
| Forza Horizon 4 | 8−9
−200%
|
24−27
+200%
|
| Hogwarts Legacy | 1−2
−200%
|
3−4
+200%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 6−7
−200%
|
18−20
+200%
|
| Fortnite | 6−7
−200%
|
18−20
+200%
|
This is how RX 550X Mobile and RX 6400 compete in popular games:
- RX 6400 is 208% faster in 1080p
Pros & cons summary
| Performance score | 5.24 | 17.10 |
| Recency | 11 April 2018 | 19 January 2022 |
| Maximum RAM amount | 2 GB | 4 GB |
| Chip lithography | 14 nm | 6 nm |
| Power consumption (TDP) | 50 Watt | 53 Watt |
RX 550X Mobile has 6% lower power consumption.
RX 6400, on the other hand, has a 226.3% higher aggregate performance score, an age advantage of 3 years, a 100% higher maximum VRAM amount, and a 133.3% more advanced lithography process.
The Radeon RX 6400 is our recommended choice as it beats the Radeon RX 550X Mobile in performance tests.
Be aware that Radeon RX 550X Mobile is a notebook card while Radeon RX 6400 is a desktop one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
