PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
vs
Sapphire Nitro+ Radeon RX 6900 XT
GPU comparison with benchmarksThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 has 640 shader units and these clock a maximum of 1.19 GHz which results in an FP32 computing power of 1.52 TFLOPS.
The Sapphire Nitro+ Radeon RX 6900 XT has 5120 shader units and these clock at a maximum of 2.29 GHz and achieve an FP32 computing power of 23.40 TFLOPS. |
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GPUThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 is equipped with a graphics chip of the GCN 4 architecture, which has 10 streaming multiprocessors. The graphics card Sapphire Nitro+ Radeon RX 6900 XT is based on the RDNA 2 architecture and is equipped with 80 execution units. |
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| PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 | GPU | Sapphire Nitro+ Radeon RX 6900 XT |
| AMD Radeon RX 550 (Baffin 10 CU) | Based on | AMD Radeon RX 6900 XT |
| Baffin LE | GPU Chip | Navi 21 |
| GCN 4 | Architecture | RDNA 2 |
| 10 | Streaming Multiprocessors | 80 |
| 640 | Shader | 5120 |
| 16 | Render Output Units | 128 |
| 40 | Texture Units | 320 |
| 0 | Raytracing Cores | 80 |
MemoryThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 is equipped with a 4 GB large GDDR5 graphics memory, which is equipped with 1.500 GHz clocks. The Sapphire Nitro+ Radeon RX 6900 XT has a 16 GB large GDDR6 graphics memory and the memory clock is 2.000GHz. |
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| 4 GB | Memory Size | 16 GB |
| GDDR5 | Memory Type | GDDR6 |
| 1.500 GHz | Memory Clock | 2.000 GHz |
| 6.0 Gbps | Memory Speed | 16.0 Gbps |
| 96 GB/s | Memory bandwidth | 512 GB/s |
| 128 bit | Memory Interface | 256 bit |
Clock SpeedsThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 has a turbo clock of 1.190 GHz. The turbo frequency of the Sapphire Nitro+ Radeon RX 6900 XT is 2.285 GHz. |
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| 1.019 GHz | Base Clock | 1.825 GHz |
| 1.190 GHz | Boost Clock | 2.285 GHz |
| Avg (Game) Clock | 2.05 GHz | |
| Yes | Overclocking | Yes |
Thermal DesignThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 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 6900 XT is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C. |
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| 60 W | TDP | 340 W |
| -- | TDP (up) | 390 W |
| 80 °C | Tjunction max | 100 °C |
| PCIe-Power | 2 x 8-Pin | |
Cooler & FansThe graphics processor and graphics memory of the PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 are cooled with a Air cooling. The Sapphire Nitro+ Radeon RX 6900 XT is cooled by a Air cooling. |
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| Axial | Fan-Type | Axial |
| 1 x 80 mm | Fan 1 | 2 x 100 mm |
| -- | Fan 2 | 1 x 90 mm |
| Air cooling | Cooler-Type | Air cooling |
| dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | 33 dB |
ConnectivityThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 supports the downward compatible copy protection HDCP in version 2.2. The Sapphire Nitro+ Radeon RX 6900 XT supports HDCP in version 2.3 and all previous versions. |
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| 4 | Max. Displays | 4 |
| 2.2 | HDCP-Version | 2.3 |
| 1x HDMI v2.0b | HDMI Ports | 1x HDMI v2.1 |
| 1x DP v1.4 | DP Ports | 3x DP v1.4a |
| 1 | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 supports the DirectX standard from Microsoft in version 12. The Sapphire Nitro+ Radeon RX 6900 XT supports Microsoft's DirectX version 12_2 (Ultimate). |
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| 5120x2880 | Max. resolution | 7680x4320 |
| 12 | DirectX | 12_2 (Ultimate) |
| No | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | Addressable LED |
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 | Decode |
| Decode | VP8 | Decode / Encode |
| Decode | VP9 | Decode / Encode |
DimensionsThe PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 is 38 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the Sapphire Nitro+ Radeon RX 6900 XT is 38 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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| 147 mm | Length | 310 mm |
| 111 mm | Height | 134 mm |
| 38 mm | Width | 55 mm |
| 2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | 1300 g |
| PCIe 3.0 x 8 | GPU Interface | PCIe 4.0 x 16 |
Additional dataManufactured using the 14 nanometer process, PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3 was released in Q3/2018. The Sapphire Nitro+ Radeon RX 6900 XT published in Q4/2020 is manufactured with a structure width of 7 nanometers. |
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| AXRX 550 4GBD5-DHA/OC | Part-no | 11308-01-20G |
| Q3/2018 | Release date | Q4/2020 |
| 79 $ | Launch Price | 999 $ |
| 14 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
1.019 GHz, 4 GB (60 W TDP)
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1.825 GHz, 16 GB (340 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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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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Port Royal (Raytracing)
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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Sapphire Nitro+ Radeon RX 6900 XT
16 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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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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The Last of Us Part 1
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
3840x2160 (2160p)
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Nitro+ Radeon RX 6900 XT
16 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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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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2560x1440 (1440p)
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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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1920x1080 (1080p)
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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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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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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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Geekbench 6 - Vulkan
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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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Geekbench 6 - Metal
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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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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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PowerColor Red Dragon Radeon RX 550 4GB GDDR5 OC V3
4 GB GDDR5 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
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