ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
vs
ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
GPU comparison with benchmarksThe ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC 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.
The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition is based on the NVIDIA GeForce RTX 4090 (Ada Lovelace) and has 24 GB GDDR6X graphics memory with a bandwidth of 1008 GB/s. |
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GPUThe ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC has the Navi 31 graphics chip installed, which is based on the RDNA 3 architecture. The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition is based on the graphics chip AD102-300-A1, which comes from the Ada Lovelace architecture. |
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| ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC | GPU | ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition |
| AMD Radeon RX 7900 XT | Based on | NVIDIA GeForce RTX 4090 |
| Navi 31 | GPU Chip | AD102-300-A1 |
| RDNA 3 | Architecture | Ada Lovelace |
| 84 | Streaming Multiprocessors | 128 |
| 5376 | Shader | 16384 |
| 192 | Render Output Units | 176 |
| 336 | Texture Units | 512 |
| 84 | Raytracing Cores | 128 |
MemoryThe graphics memory of the ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC clocks at 2.500 GHz, which corresponds to a speed of 20.0 Gbps. The graphics memory speed of the ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition is 21.0 Gbps and the clock speed is 1.313 GHz. |
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| 20 GB | Memory Size | 24 GB |
| GDDR6 | Memory Type | GDDR6X |
| 2.500 GHz | Memory Clock | 1.313 GHz |
| 20.0 Gbps | Memory Speed | 21.0 Gbps |
| 800 GB/s | Memory bandwidth | 1008 GB/s |
| 320 bit | Memory Interface | 384 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.500 GHz | Base Clock | 2.235 GHz |
| 2.450 GHz | Boost Clock | 2.580 GHz |
| 2.08 GHz | Avg (Game) Clock | |
| Yes | Overclocking | Yes |
Thermal DesignThe ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 300 W. The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition has 1 x 16-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 450 W. |
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| 300 W | TDP | 450 W |
| -- | TDP (up) | 450 W |
| 97 °C | Tjunction max | 90 °C |
| 2 x 8-Pin | PCIe-Power | 1 x 16-Pin |
Cooler & FansThe ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC is equipped with a total of 3 Axial main fans. The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition has 3 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 100 mm | Fan 1 | 3 x 114 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 ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC. The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition 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 |
| 3x DP v2.1 | DP Ports | 3x DP v1.4a |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition 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 |
| Addressable LED | LED | ZOTAC SPECTRA |
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 |
| Decode / Encode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC is connected to the system via PCIe 4 x 16 lanes and requires 3 PCIe-Slots space in the housing. The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition needs the space of 4 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface. |
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| 330 mm | Length | 356 mm |
| 140 mm | Height | 150 mm |
| 58 mm | Width | 72 mm |
| 3 PCIe-Slots | Width (Slots) | 4 PCIe-Slots |
| 1450 g | Weight | -- |
| PCIe 4 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC has been manufactured with a structure width of 5 nanometers since Q4/2022. The ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition came on the market in Q1/2023 and will have a structure width of 5 nanometers manufactured. |
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| RX7900XT PG 20GO | Part-no | ZT-D40900K-10P |
| Q4/2022 | Release date | Q1/2023 |
| 899 $ (Reference) | Launch Price | 2,049 $ |
| 5 nm | Structure size | 5 nm |
| data sheet | Documents | data sheet |
1.500 GHz, 20 GB (300 W TDP)
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2.235 GHz, 24 GB (450 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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ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
20 GB GDDR6 |
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ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
24 GB GDDR6X |
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Port Royal (Raytracing)
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ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
20 GB GDDR6 |
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ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
24 GB GDDR6X |
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Speed Way Graphics Score (Raytracing)
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)
2560x1440 (1440p)
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ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
20 GB GDDR6 |
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ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
24 GB GDDR6X |
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1920x1080 (1080p)
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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ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
20 GB GDDR6 |
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ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
24 GB GDDR6X |
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2560x1440 (1440p)
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ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
20 GB GDDR6 |
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ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
24 GB GDDR6X |
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1920x1080 (1080p)
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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ASRock Radeon RX 7900 XT Phantom Gaming 20GB OC
20 GB GDDR6 |
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ZOTAC GAMING GeForce RTX 4090 AMP Extreme AIRO White Edition
24 GB GDDR6X |
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Geekbench 6 - Vulkan
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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