GPU comparison with benchmarksThe Sapphire Radeon RX Vega 56 has 3584 shader units and these clock a maximum of 1.47 GHz which results in an FP32 computing power of 10.54 TFLOPS.
The ASUS Dual Radeon RX 580 8G has 2304 shader units and these clock at a maximum of 1.36 GHz and achieve an FP32 computing power of 5.68 TFLOPS. |
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GPUThe Sapphire Radeon RX Vega 56 is equipped with a graphics chip of the GCN 5 architecture, which has 56 streaming multiprocessors. The graphics card ASUS Dual Radeon RX 580 8G is based on the GCN 4 architecture and is equipped with 36 execution units. |
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Sapphire Radeon RX Vega 56 | GPU | ASUS Dual Radeon RX 580 8G |
AMD RX Vega 56 | Based on | AMD Radeon RX 580 (36 CU) |
Vega 10 XL | GPU Chip | Polaris 20 XT |
GCN 5 | Architecture | GCN 4 |
56 | Streaming Multiprocessors | 36 |
3584 | Shader | 2304 |
64 | Render Output Units | 32 |
256 | Texture Units | 144 |
0 | Raytracing Cores | 0 |
MemoryThe Sapphire Radeon RX Vega 56 is equipped with a 8 GB large HBM2 graphics memory, which is equipped with 0.800 GHz clocks. The ASUS Dual Radeon RX 580 8G has a 8 GB large GDDR5 graphics memory and the memory clock is 2.000GHz. |
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8 GB | Memory Size | 8 GB |
HBM2 | Memory Type | GDDR5 |
0.800 GHz | Memory Clock | 2.000 GHz |
1.6 Gbps | Memory Speed | 8.0 Gbps |
410 GB/s | Memory bandwidth | 256 GB/s |
2048 bit | Memory Interface | 256 bit |
Clock SpeedsThe Sapphire Radeon RX Vega 56 has a turbo clock of 1.471 GHz. The turbo frequency of the ASUS Dual Radeon RX 580 8G is 1.360 GHz. |
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1.156 GHz | Base Clock | 1.257 GHz |
1.471 GHz | Boost Clock | 1.360 GHz |
Avg (Game) Clock | 1.34 GHz | |
Yes | Overclocking | Yes |
Thermal DesignThe Sapphire Radeon RX Vega 56 has 2 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 100 °C. The ASUS Dual Radeon RX 580 8G is equipped with a 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 90 °C. |
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210 W | TDP | 185 W |
-- | TDP (up) | -- |
100 °C | Tjunction max | 90 °C |
2 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the Sapphire Radeon RX Vega 56 are cooled with a Air cooling. The ASUS Dual Radeon RX 580 8G is cooled by a Air cooling. |
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Radial | Fan-Type | Axial |
1 x 70 mm | Fan 1 | 2 x 100 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
37 dB | Noise (Idle) | 0 dB |
49 dB | Noise (Load) | -- |
ConnectivityThe Sapphire Radeon RX Vega 56 supports the downward compatible copy protection HDCP in version --. The ASUS Dual Radeon RX 580 8G supports HDCP in version 2.2 and all previous versions. |
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4 | Max. Displays | 4 |
-- | HDCP-Version | 2.2 |
1x HDMI v2.0b | HDMI Ports | 2x HDMI v2.0b |
3x DP v1.4 | DP Ports | 2x DP v1.4 |
-- | DVI Ports | 1 |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe Sapphire Radeon RX Vega 56 supports the DirectX standard from Microsoft in version 12_1. The ASUS Dual Radeon RX 580 8G supports Microsoft's DirectX version 12. |
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7680x4320 | Max. resolution | 7680x4320 |
12_1 | 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 / Encode | VP9 | Decode |
DimensionsThe Sapphire Radeon RX Vega 56 is 40 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the ASUS Dual Radeon RX 580 8G is 40 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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280 mm | Length | 242 mm |
127 mm | Height | 129 mm |
40 mm | Width | 38 mm |
2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
1090 g | Weight | -- |
PCIe 3.0 x 16 | GPU Interface | PCIe 3.0 x 16 |
Additional dataManufactured using the 14 nanometer process, Sapphire Radeon RX Vega 56 was released in Q3/2017. The ASUS Dual Radeon RX 580 8G published in Q4/2017 is manufactured with a structure width of 14 nanometers. |
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21276-00-20G | Part-no | DUAL-RX580-8G |
Q3/2017 | Release date | Q4/2017 |
399 $ (Reference) | Launch Price | 229 $ |
14 nm | Structure size | 14 nm |
data sheet | Documents | data sheet |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |
Sapphire Radeon RX Vega 56
8 GB HBM2 |
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ASUS Dual Radeon RX 580 8G
8 GB GDDR5 |