GPU comparison with benchmarksThe SAPPHIRE PULSE RX 550 4G G5 V2 has 512 shader units and these clock a maximum of 1.18 GHz which results in an FP32 computing power of 1.21 TFLOPS.
The Sapphire NITRO+ Radeon RX 580 8G G5 has 2304 shader units and these clock at a maximum of 1.41 GHz and achieve an FP32 computing power of 5.90 TFLOPS. |
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GPUThe SAPPHIRE PULSE RX 550 4G G5 V2 is equipped with a graphics chip of the GCN 4 architecture, which has 8 streaming multiprocessors. The graphics card Sapphire NITRO+ Radeon RX 580 8G G5 is based on the GCN 4 architecture and is equipped with 36 execution units. |
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SAPPHIRE PULSE RX 550 4G G5 V2 | GPU | Sapphire NITRO+ Radeon RX 580 8G G5 |
AMD Radeon RX 550 (Lexa) | Based on | AMD Radeon RX 580 (36 CU) |
Lexa PRO | GPU Chip | Polaris 20 XT |
GCN 4 | Architecture | GCN 4 |
8 | Streaming Multiprocessors | 36 |
512 | Shader | 2304 |
16 | Render Output Units | 32 |
32 | Texture Units | 144 |
0 | Raytracing Cores | 0 |
MemoryThe SAPPHIRE PULSE RX 550 4G G5 V2 is equipped with a 4 GB large GDDR5 graphics memory, which is equipped with 1.750 GHz clocks. The Sapphire NITRO+ Radeon RX 580 8G G5 has a 8 GB large GDDR5 graphics memory and the memory clock is 2.000GHz. |
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4 GB | Memory Size | 8 GB |
GDDR5 | Memory Type | GDDR5 |
1.750 GHz | Memory Clock | 2.000 GHz |
7.0 Gbps | Memory Speed | 8.0 Gbps |
112 GB/s | Memory bandwidth | 256 GB/s |
128 bit | Memory Interface | 256 bit |
Clock SpeedsThe SAPPHIRE PULSE RX 550 4G G5 V2 has a turbo clock of 1.183 GHz. The turbo frequency of the Sapphire NITRO+ Radeon RX 580 8G G5 is 1.411 GHz. |
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1.100 GHz | Base Clock | 1.257 GHz |
1.183 GHz | Boost Clock | 1.411 GHz |
Avg (Game) Clock | ||
Yes | Overclocking | Yes |
Thermal DesignThe SAPPHIRE PULSE RX 550 4G G5 V2 has connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 80 °C. The Sapphire NITRO+ Radeon RX 580 8G G5 is equipped with a 1 x 6-Pin, 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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65 W | TDP | 235 W |
-- | TDP (up) | -- |
80 °C | Tjunction max | 90 °C |
PCIe-Power | 1 x 6-Pin, 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the SAPPHIRE PULSE RX 550 4G G5 V2 are cooled with a Air cooling. The Sapphire NITRO+ Radeon RX 580 8G G5 is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
1 x 90 mm | Fan 1 | 2 x 95 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | -- |
ConnectivityThe SAPPHIRE PULSE RX 550 4G G5 V2 supports the downward compatible copy protection HDCP in version 2.2. The Sapphire NITRO+ Radeon RX 580 8G G5 supports HDCP in version 2.2 and all previous versions. |
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4 | Max. Displays | 4 |
2.2 | HDCP-Version | 2.2 |
1x HDMI v2.0b | HDMI Ports | 2x HDMI v2.0b |
1x DP v1.4 | DP Ports | 2x DP v1.4 |
1 | DVI Ports | 1 |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe SAPPHIRE PULSE RX 550 4G G5 V2 supports the DirectX standard from Microsoft in version 12. The Sapphire NITRO+ Radeon RX 580 8G G5 supports Microsoft's DirectX version 12. |
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5120x2880 | Max. resolution | 7680x4320 |
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 SAPPHIRE PULSE RX 550 4G G5 V2 is 28 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the Sapphire NITRO+ Radeon RX 580 8G G5 is 28 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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158 mm | Length | 260 mm |
112 mm | Height | 135 mm |
28 mm | Width | 43 mm |
2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | -- |
PCIe 3.0 x 8 | GPU Interface | PCIe 3.0 x 16 |
Additional dataManufactured using the 14 nanometer process, SAPPHIRE PULSE RX 550 4G G5 V2 was released in Q4/2017. The Sapphire NITRO+ Radeon RX 580 8G G5 published in Q4/2017 is manufactured with a structure width of 14 nanometers. |
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11268-05 | Part-no | 11265-01 / 11265-03 / 11265-34 |
Q4/2017 | Release date | Q4/2017 |
79 $ | Launch Price | 229 $ |
14 nm | Structure size | 14 nm |
data sheet | Documents | data sheet |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |
SAPPHIRE PULSE RX 550 4G G5 V2
4 GB GDDR5 |
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Sapphire NITRO+ Radeon RX 580 8G G5
8 GB GDDR5 |