SAPPHIRE Radeon RX 7900 XTX 24GB
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SAPPHIRE Radeon RX 7900 XT 20GB
GPU comparison with benchmarksThe SAPPHIRE Radeon RX 7900 XTX 24GB 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 Radeon RX 7900 XT 20GB is based on the AMD Radeon RX 7900 XT (RDNA 3) and has 20 GB GDDR6 graphics memory with a bandwidth of 800 GB/s. |
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GPUThe SAPPHIRE Radeon RX 7900 XTX 24GB has the Navi 31 graphics chip installed, which is based on the RDNA 3 architecture. The SAPPHIRE Radeon RX 7900 XT 20GB is based on the graphics chip Navi 31, which comes from the RDNA 3 architecture. |
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| SAPPHIRE Radeon RX 7900 XTX 24GB | GPU | SAPPHIRE Radeon RX 7900 XT 20GB |
| AMD Radeon RX 7900 XTX | Based on | AMD Radeon RX 7900 XT |
| Navi 31 | GPU Chip | Navi 31 |
| RDNA 3 | Architecture | RDNA 3 |
| 96 | Streaming Multiprocessors | 84 |
| 6144 | Shader | 5376 |
| 192 | Render Output Units | 192 |
| 384 | Texture Units | 336 |
| 96 | Raytracing Cores | 84 |
MemoryThe graphics memory of the SAPPHIRE Radeon RX 7900 XTX 24GB clocks at 2.500 GHz, which corresponds to a speed of 20.0 Gbps. The graphics memory speed of the SAPPHIRE Radeon RX 7900 XT 20GB is 20.0 Gbps and the clock speed is 2.500 GHz. |
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| 24 GB | Memory Size | 20 GB |
| GDDR6 | Memory Type | GDDR6 |
| 2.500 GHz | Memory Clock | 2.500 GHz |
| 20.0 Gbps | Memory Speed | 20.0 Gbps |
| 960 GB/s | Memory bandwidth | 800 GB/s |
| 384 bit | Memory Interface | 320 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 | 1.500 GHz |
| 2.500 GHz | Boost Clock | 2.400 GHz |
| 2.30 GHz | Avg (Game) Clock | 2.00 GHz |
| Yes | Overclocking | Yes |
Thermal DesignThe SAPPHIRE Radeon RX 7900 XTX 24GB is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 346 W. The SAPPHIRE Radeon RX 7900 XT 20GB has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 308 W. |
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| 346 W | TDP | 308 W |
| -- | TDP (up) | -- |
| 97 °C | Tjunction max | 97 °C |
| 2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe SAPPHIRE Radeon RX 7900 XTX 24GB is equipped with a total of 3 Axial main fans. The SAPPHIRE Radeon RX 7900 XT 20GB has 3 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 90 mm | Fan 1 | 3 x 90 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the SAPPHIRE Radeon RX 7900 XTX 24GB. The SAPPHIRE Radeon RX 7900 XT 20GB supports the operation of a maximum of 4 monitors. |
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| 4 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.3 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1 |
| 2x DP v2.1 | DP Ports | 2x DP v2.1 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| 1 | USB-C Ports | 1 |
FeaturesetWith the SAPPHIRE Radeon RX 7900 XTX 24GB it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the SAPPHIRE Radeon RX 7900 XT 20GB is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_2 (Ultimate) | DirectX | 12_2 (Ultimate) |
| Yes | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | No LED lighting |
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 | Decode / Encode |
| Decode / Encode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe SAPPHIRE Radeon RX 7900 XTX 24GB is connected to the system via PCIe 4 x 16 lanes and requires 3 PCIe-Slots space in the housing. The SAPPHIRE Radeon RX 7900 XT 20GB needs the space of 3 PCIe-Slots in the case and has a PCIe 4 x 16 Lanes interface. |
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| 287 mm | Length | 276 mm |
| 123 mm | Height | 113 mm |
| 51 mm | Width | 51 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4 x 16 | GPU Interface | PCIe 4 x 16 |
| No | SFF-Ready | No |
Additional dataThe SAPPHIRE Radeon RX 7900 XTX 24GB has been manufactured with a structure width of 5 nanometers since Q4/2022. The SAPPHIRE Radeon RX 7900 XT 20GB came on the market in Q4/2022 and will have a structure width of 5 nanometers manufactured. |
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| 21322-01-20G | Part-no | 21323-01-20G |
| Q4/2022 | Release date | Q4/2022 |
| 999 $ | Launch Price | 899 $ |
| 5 nm | Structure size | 5 nm |
| data sheet | Documents | data sheet |
1.900 GHz, 24 GB (346 W TDP)
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1.500 GHz, 20 GB (308 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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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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Port Royal (Raytracing)
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 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 Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 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 Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 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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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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Geekbench 6 - Vulkan
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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 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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SAPPHIRE Radeon RX 7900 XTX 24GB
24 GB GDDR6 |
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SAPPHIRE Radeon RX 7900 XT 20GB
20 GB GDDR6 |
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