PowerColor Hellhound Radeon RX 7900 XTX
vs
Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition
GPU comparison with benchmarksThe PowerColor Hellhound Radeon RX 7900 XTX is based on the AMD Radeon RX 7900 XTX (RDNA 3) and has 24 GB GDDR6 graphics memory with a bandwidth of 960 GB/s.
The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition is based on the AMD Radeon RX 590 (GCN 4) and has 8 GB GDDR5 graphics memory with a bandwidth of 269 GB/s. |
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GPUThe PowerColor Hellhound Radeon RX 7900 XTX has the Navi 31 graphics chip installed, which is based on the RDNA 3 architecture. The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition is based on the graphics chip Polaris 30 XT, which comes from the GCN 4 architecture. |
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| PowerColor Hellhound Radeon RX 7900 XTX | GPU | Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition |
| AMD Radeon RX 7900 XTX | Based on | AMD Radeon RX 590 |
| Navi 31 | GPU Chip | Polaris 30 XT |
| RDNA 3 | Architecture | GCN 4 |
| 96 | Streaming Multiprocessors | 36 |
| 6144 | Shader | 2304 |
| 192 | Render Output Units | 32 |
| 384 | Texture Units | 144 |
| 96 | Raytracing Cores | 0 |
MemoryThe graphics memory of the PowerColor Hellhound Radeon RX 7900 XTX clocks at 2.500 GHz, which corresponds to a speed of 20.0 Gbps. The graphics memory speed of the Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition is 8.4 Gbps and the clock speed is 2.100 GHz. |
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| 24 GB | Memory Size | 8 GB |
| GDDR6 | Memory Type | GDDR5 |
| 2.500 GHz | Memory Clock | 2.100 GHz |
| 20.0 Gbps | Memory Speed | 8.4 Gbps |
| 960 GB/s | Memory bandwidth | 269 GB/s |
| 384 bit | Memory Interface | 256 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.900 GHz | Base Clock | 1.469 GHz |
| 2.525 GHz | Boost Clock | 1.560 GHz |
| 2.33 GHz | Avg (Game) Clock | |
| Yes | Overclocking | Yes |
Thermal DesignThe PowerColor Hellhound Radeon RX 7900 XTX is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 355 W. The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition has 1 x 6-Pin, 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 225 W. |
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| 355 W | TDP | 225 W |
| -- | TDP (up) | -- |
| 97 °C | Tjunction max | 98 °C |
| 2 x 8-Pin | PCIe-Power | 1 x 6-Pin, 1 x 8-Pin |
Cooler & FansThe PowerColor Hellhound Radeon RX 7900 XTX is equipped with a total of 3 Axial main fans. The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition has 2 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 2 x 100 mm | Fan 1 | 2 x 95 mm |
| 1 x 90 mm | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| 30 dB | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the PowerColor Hellhound Radeon RX 7900 XTX. The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition supports the operation of a maximum of 4 monitors. |
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| 4 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.2 |
| 1x HDMI v2.1 | HDMI Ports | 2x HDMI v2.0b |
| 3x DP v2.1 | DP Ports | 2x DP v1.4 |
| -- | DVI Ports | 1 |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the PowerColor Hellhound Radeon RX 7900 XTX it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_2 (Ultimate) | DirectX | 12 |
| Yes | Raytracing | No |
| Yes | DLSS / FSR | Yes |
| Addressable LED | LED | Non addressable LED |
Supported Video CodecsThe support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | Decode / Encode |
| Decode / Encode | AV1 | No |
| Decode / Encode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe PowerColor Hellhound Radeon RX 7900 XTX is connected to the system via PCIe 4 x 16 lanes and requires 3 PCIe-Slots space in the housing. The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition needs the space of 3 PCIe-Slots in the case and has a PCIe 3.0 x 16 Lanes interface. |
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| 320 mm | Length | 260 mm |
| 119 mm | Height | 135 mm |
| 62 mm | Width | 43 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4 x 16 | GPU Interface | PCIe 3.0 x 16 |
Additional dataThe PowerColor Hellhound Radeon RX 7900 XTX has been manufactured with a structure width of 5 nanometers since Q4/2022. The Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition came on the market in Q4/2018 and will have a structure width of 14 nanometers manufactured. |
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| RX 7900 XTX 24G-L/OC | Part-no | 11289-07 |
| Q4/2022 | Release date | Q4/2018 |
| 999 $ (Reference) | Launch Price | 299 $ |
| 5 nm | Structure size | 14 nm |
| data sheet | Documents | data sheet |
1.900 GHz, 24 GB (355 W TDP)
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1.469 GHz, 8 GB (225 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 Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition
8 GB GDDR5 |
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Port Royal (Raytracing)
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PowerColor Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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PowerColor Hellhound Radeon RX 7900 XTX
24 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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PowerColor Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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2560x1440 (1440p)
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PowerColor Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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1920x1080 (1080p)
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PowerColor Hellhound Radeon RX 7900 XTX
24 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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PowerColor Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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2560x1440 (1440p)
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PowerColor Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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1920x1080 (1080p)
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PowerColor Hellhound Radeon RX 7900 XTX
24 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)
2560x1440 (1440p)
1920x1080 (1080p)
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 Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition
8 GB GDDR5 |
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Geekbench 6 - Vulkan
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PowerColor Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition
8 GB GDDR5 |
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Geekbench 6 - Metal
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 Hellhound Radeon RX 7900 XTX
24 GB GDDR6 |
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Sapphire NITRO+ RX 590 8GB AMD 50 Gold Edition
8 GB GDDR5 |
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