GPU comparison with benchmarksIn the gpu comparison between the AMD Radeon RX 6400 and the XFX Radeon RX 550 4GB Core Edition, 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. XFX Radeon RX 550 4GB Core Edition 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 | XFX Radeon RX 550 4GB Core Edition |
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 XFX Radeon RX 550 4GB Core Edition 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 XFX Radeon RX 550 4GB Core Edition is 1.100 GHz. |
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1.923 GHz | Base Clock | 1.100 GHz |
2.321 GHz | Boost Clock | 1.203 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 XFX Radeon RX 550 4GB Core Edition 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 XFX Radeon RX 550 4GB Core Edition has 1 Axial fans to cool the GPU and memory. |
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-- | Fan-Type | Axial |
-- | Fan 1 | 1 x 90 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 XFX Radeon RX 550 4GB Core Edition 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 XFX Radeon RX 550 4GB Core Edition 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 XFX Radeon RX 550 4GB Core Edition is 170 mm long, 121 mm high and 40 mm wide. |
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-- | Length | 170 mm |
-- | Height | 121 mm |
-- | Width | 40 mm |
-- | Width (Slots) | 2 PCIe-Slots |
-- | Weight | -- |
PCIe 4.0 x 4 | GPU Interface | PCIe 3.0 x 8 |
Additional dataThe AMD Radeon RX 6400 was released in Q2/2022 at a price of 159 $ (Reference). The XFX Radeon RX 550 4GB Core Edition was introduced in Q4/2017 at a price of 79 $. |
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-- | Part-no | RX-550P4SFG5 |
Q2/2022 | Release date | Q4/2017 |
159 $ (Reference) | Launch Price | 79 $ |
6 nm | Structure size | 14 nm |
data sheet | Documents | data sheet |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
AMD Radeon RX 6400
4 GB GDDR6 |
AMD Radeon RX 6400
4 GB GDDR6 |
AMD Radeon RX 6400
4 GB GDDR6 |
AMD Radeon RX 6400
4 GB GDDR6 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |
AMD Radeon RX 6400
4 GB GDDR6 |
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XFX Radeon RX 550 4GB Core Edition
4 GB GDDR5 |