GPU comparison with benchmarksThe ASUS Dual Radeon RX 580 8G has 2304 shader units and these clock a maximum of 1.36 GHz which results in an FP32 computing power of 5.68 TFLOPS.
The XFX Radeon RX 550 2GB Low Profile has 512 shader units and these clock at a maximum of 1.20 GHz and achieve an FP32 computing power of 1.23 TFLOPS. |
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GPUThe ASUS Dual Radeon RX 580 8G is equipped with a graphics chip of the GCN 4 architecture, which has 36 streaming multiprocessors. The graphics card XFX Radeon RX 550 2GB Low Profile is based on the GCN 4 architecture and is equipped with 8 execution units. |
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ASUS Dual Radeon RX 580 8G | GPU | XFX Radeon RX 550 2GB Low Profile |
AMD Radeon RX 580 (36 CU) | Based on | AMD Radeon RX 550 (Lexa) |
Polaris 20 XT | GPU Chip | Lexa PRO |
GCN 4 | Architecture | GCN 4 |
36 | Streaming Multiprocessors | 8 |
2304 | Shader | 512 |
32 | Render Output Units | 16 |
144 | Texture Units | 32 |
0 | Raytracing Cores | 0 |
MemoryThe ASUS Dual Radeon RX 580 8G is equipped with a 8 GB large GDDR5 graphics memory, which is equipped with 2.000 GHz clocks. The XFX Radeon RX 550 2GB Low Profile has a 2 GB large GDDR5 graphics memory and the memory clock is 1.750GHz. |
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8 GB | Memory Size | 2 GB |
GDDR5 | Memory Type | GDDR5 |
2.000 GHz | Memory Clock | 1.750 GHz |
8.0 Gbps | Memory Speed | 7.0 Gbps |
256 GB/s | Memory bandwidth | 112 GB/s |
256 bit | Memory Interface | 128 bit |
Clock SpeedsThe ASUS Dual Radeon RX 580 8G has a turbo clock of 1.360 GHz. The turbo frequency of the XFX Radeon RX 550 2GB Low Profile is 1.203 GHz. |
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1.257 GHz | Base Clock | 1.100 GHz |
1.360 GHz | Boost Clock | 1.203 GHz |
1.34 GHz | Avg (Game) Clock | |
Yes | Overclocking | Yes |
Thermal DesignThe ASUS Dual Radeon RX 580 8G has 1 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 90 °C. The XFX Radeon RX 550 2GB Low Profile is equipped with a PCIe power connector that supplies it with power. The maximum operating temperature of the card is 80 °C. |
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185 W | TDP | 50 W |
-- | TDP (up) | -- |
90 °C | Tjunction max | 80 °C |
1 x 8-Pin | PCIe-Power |
Cooler & FansThe graphics processor and graphics memory of the ASUS Dual Radeon RX 580 8G are cooled with a Air cooling. The XFX Radeon RX 550 2GB Low Profile is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
2 x 100 mm | Fan 1 | 1 x 45 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | dB |
-- | Noise (Load) | -- |
ConnectivityThe ASUS Dual Radeon RX 580 8G supports the downward compatible copy protection HDCP in version 2.2. The XFX Radeon RX 550 2GB Low Profile supports HDCP in version 2.2 and all previous versions. |
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4 | Max. Displays | 4 |
2.2 | HDCP-Version | 2.2 |
2x HDMI v2.0b | HDMI Ports | 1x HDMI v2.0b |
2x DP v1.4 | DP Ports | 1x DP v1.4 |
1 | DVI Ports | 1 |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe ASUS Dual Radeon RX 580 8G supports the DirectX standard from Microsoft in version 12. The XFX Radeon RX 550 2GB Low Profile supports Microsoft's DirectX version 12. |
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7680x4320 | Max. resolution | 5120x2880 |
12 | DirectX | 12 |
No | Raytracing | No |
Yes | DLSS / FSR | Yes |
No LED lighting | LED | No LED lighting |
Supported Video CodecsThis area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load. |
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Decode / Encode | h264 | Decode / Encode |
Decode / Encode | h265 / HEVC | Decode / Encode |
No | AV1 | No |
Decode | VP8 | Decode |
Decode | VP9 | Decode |
DimensionsThe ASUS Dual Radeon RX 580 8G is 38 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the XFX Radeon RX 550 2GB Low Profile is 38 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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242 mm | Length | 178 mm |
129 mm | Height | 121 mm |
38 mm | Width | 40 mm |
2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
-- | Weight | -- |
PCIe 3.0 x 16 | GPU Interface | PCIe 3.0 x 8 |
Additional dataManufactured using the 14 nanometer process, ASUS Dual Radeon RX 580 8G was released in Q4/2017. The XFX Radeon RX 550 2GB Low Profile published in Q4/2017 is manufactured with a structure width of 14 nanometers. |
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DUAL-RX580-8G | Part-no | RX-550P2LFB5 |
Q4/2017 | Release date | Q4/2017 |
229 $ | Launch Price | 79 $ |
14 nm | Structure size | 14 nm |
data sheet | Documents | data sheet |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |
ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
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XFX Radeon RX 550 2GB Low Profile
2 GB GDDR5 |