AMD Radeon RX 6400
vs
ASUS Radeon RX 550 4GB
GPU comparison with benchmarksIn the gpu comparison between the AMD Radeon RX 6400 and the ASUS Radeon RX 550 4GB, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe AMD Radeon RX 6400 is based on the AMD Radeon RX 6400 and has 768 texture shaders and 12 execution units. ASUS Radeon RX 550 4GB is based on AMD Radeon RX 550 (Lexa), which has 512 shaders and 8 execution units. |
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| AMD Radeon RX 6400 | GPU | ASUS Radeon RX 550 4GB |
| AMD Radeon RX 6400 | Based on | AMD Radeon RX 550 (Lexa) |
| Navi 24 XL | GPU Chip | Lexa PRO |
| RDNA 2 | Architecture | GCN 4 |
| 12 | Streaming Multiprocessors | 8 |
| 768 | Shader | 512 |
| 32 | Render Output Units | 16 |
| 48 | Texture Units | 32 |
| 12 | Raytracing Cores | 0 |
MemoryThe AMD Radeon RX 6400 has 4 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 128 GB/s. The ASUS Radeon RX 550 4GB can access 4 GB GDDR5 graphics memory and thus achieves a memory bandwidth of 112 GB/s. |
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| 4 GB | Memory Size | 4 GB |
| GDDR6 | Memory Type | GDDR5 |
| 2.000 GHz | Memory Clock | 1.750 GHz |
| 16.0 Gbps | Memory Speed | 7.0 Gbps |
| 128 GB/s | Memory bandwidth | 112 GB/s |
| 64 bit | Memory Interface | 128 bit |
Clock SpeedsThe AMD Radeon RX 6400 clocks in the base with up to 1.923 GHz. The base frequency of the ASUS Radeon RX 550 4GB is 1.100 GHz. |
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| 1.923 GHz | Base Clock | 1.100 GHz |
| 2.321 GHz | Boost Clock | 1.183 GHz |
| 2.04 GHz | Avg (Game) Clock | |
| Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the AMD Radeon RX 6400 is 53 W. The graphics card is supplied with energy via the connector. The ASUS Radeon RX 550 4GB has a TDP of 50 W and is supplied with the required energy via PCIe power connectors. |
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| 53 W | TDP | 50 W |
| -- | TDP (up) | -- |
| 97 °C | Tjunction max | 80 °C |
| PCIe-Power | ||
Cooler & FansThe AMD Radeon RX 6400 has a total of 0 -- fans. The ASUS Radeon RX 550 4GB has 1 Axial fans to cool the GPU and memory. |
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| -- | Fan-Type | Axial |
| -- | Fan 1 | 1 x 80 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | dB |
| -- | Noise (Load) | -- |
ConnectivityIn the connectivity category, we recorded the number of ports on a graphics card. A total of 2 screens can be connected to the AMD Radeon RX 6400. The ASUS Radeon RX 550 4GB supports a maximum of 4 screens. |
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| 2 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.2 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.0b |
| 1x DP v1.4a | DP Ports | 1x DP v1.4 |
| -- | DVI Ports | 1 |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe AMD Radeon RX 6400 supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the ASUS Radeon RX 550 4GB is 5120x2880 pixels. |
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| 7680x4320 | Max. resolution | 5120x2880 |
| 12_2 (Ultimate) | DirectX | 12 |
| Yes | Raytracing | No |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | No LED lighting |
Supported Video CodecsThe support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | Decode / Encode |
| Decode | AV1 | No |
| Decode / Encode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe AMD Radeon RX 6400 is -- long, -- high and -- wide. The ASUS Radeon RX 550 4GB is 182 mm long, 112 mm high and 43 mm wide. |
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| -- | Length | 182 mm |
| -- | Height | 112 mm |
| -- | Width | 43 mm |
| -- | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4.0 x 4 | GPU Interface | PCIe 3.0 x 8 |
| No | SFF-Ready | No |
Additional dataThe AMD Radeon RX 6400 was released in Q2/2022 at a price of 159 $ (Reference). The ASUS Radeon RX 550 4GB was introduced in Q2/2017 at a price of 79 $ (Reference). |
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| -- | Part-no | RX550-4G |
| Q2/2022 | Release date | Q2/2017 |
| 159 $ (Reference) | Launch Price | 79 $ (Reference) |
| 6 nm | Structure size | 14 nm |
| data sheet | Documents | data sheet |
1.923 GHz, 4 GB (53 W TDP)
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1.100 GHz, 4 GB (50 W TDP)
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Benchmark results
3DMark Benchmark (DirectX, Raytracing)
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Time Spy Extreme Graphics score
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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Port Royal (Raytracing)
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AMD Radeon RX 6400
4 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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AMD Radeon RX 6400
4 GB GDDR6 |
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Cyberpunk 2077
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
3840x2160 (2160p)
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AMD Radeon RX 6400
4 GB GDDR6 |
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2560x1440 (1440p)
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AMD Radeon RX 6400
4 GB GDDR6 |
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1920x1080 (1080p)
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AMD Radeon RX 6400
4 GB GDDR6 |
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Battlefield 5
Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.
3840x2160 (2160p)
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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2560x1440 (1440p)
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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1920x1080 (1080p)
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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Geekbench 6 (OpenCL, Vulkan, Metal)
Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.
Geekbench 6 - OpenCL
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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Geekbench 6 - Vulkan
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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Geekbench 6 - Metal
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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FP32 Performance (Single-precision TFLOPS)
The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.
FP32 (TFLOPS)
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AMD Radeon RX 6400
4 GB GDDR6 |
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ASUS Radeon RX 550 4GB
4 GB GDDR5 |
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