KFA2 GeForce RTX 4090 SG White (1-Click OC)
vs
AMD Radeon RX 6900 XT
GPU comparison with benchmarksThe KFA2 GeForce RTX 4090 SG White (1-Click OC) is based on the NVIDIA GeForce RTX 4090 (Ada Lovelace) and has 24 GB GDDR6X graphics memory with a bandwidth of 1008 GB/s.
The AMD Radeon RX 6900 XT is based on the AMD Radeon RX 6900 XT (RDNA 2) and has 16 GB GDDR6 graphics memory with a bandwidth of 512 GB/s. |
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GPUThe KFA2 GeForce RTX 4090 SG White (1-Click OC) has the AD102-300-A1 graphics chip installed, which is based on the Ada Lovelace architecture. The AMD Radeon RX 6900 XT is based on the graphics chip Navi 21, which comes from the RDNA 2 architecture. |
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| KFA2 GeForce RTX 4090 SG White (1-Click OC) | GPU | AMD Radeon RX 6900 XT |
| NVIDIA GeForce RTX 4090 | Based on | AMD Radeon RX 6900 XT |
| AD102-300-A1 | GPU Chip | Navi 21 |
| Ada Lovelace | Architecture | RDNA 2 |
| 128 | Streaming Multiprocessors | 80 |
| 16384 | Shader | 5120 |
| 176 | Render Output Units | 128 |
| 512 | Texture Units | 320 |
| 128 | Raytracing Cores | 80 |
MemoryThe graphics memory of the KFA2 GeForce RTX 4090 SG White (1-Click OC) clocks at 1.313 GHz, which corresponds to a speed of 21.0 Gbps. The graphics memory speed of the AMD Radeon RX 6900 XT is 16.0 Gbps and the clock speed is 2.000 GHz. |
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| 24 GB | Memory Size | 16 GB |
| GDDR6X | Memory Type | GDDR6 |
| 1.313 GHz | Memory Clock | 2.000 GHz |
| 21.0 Gbps | Memory Speed | 16.0 Gbps |
| 1008 GB/s | Memory bandwidth | 512 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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| 2.235 GHz | Base Clock | 1.825 GHz |
| 2.595 GHz | Boost Clock | 2.250 GHz |
| Avg (Game) Clock | 2.02 GHz | |
| Yes | Overclocking | Yes |
Thermal DesignThe KFA2 GeForce RTX 4090 SG White (1-Click OC) is powered by 1 x 16-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 450 W. The AMD Radeon RX 6900 XT has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 300 W. |
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| 450 W | TDP | 300 W |
| 450 W | TDP (up) | 345 W |
| 90 °C | Tjunction max | 100 °C |
| 1 x 16-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe KFA2 GeForce RTX 4090 SG White (1-Click OC) is equipped with a total of 3 Axial main fans. The AMD Radeon RX 6900 XT has 3 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 102 mm | Fan 1 | 3 x 80 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | 38 dB |
ConnectivityUp to 4 screens can be operated with the KFA2 GeForce RTX 4090 SG White (1-Click OC) . The AMD Radeon RX 6900 XT 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 v1.4a | DP Ports | 2x DP v1.4a |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | 1 |
FeaturesetWith the KFA2 GeForce RTX 4090 SG White (1-Click OC) it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the AMD Radeon RX 6900 XT 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 | 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 | AV1 | Decode |
| Decode | VP8 | Decode / Encode |
| Decode | VP9 | Decode / Encode |
DimensionsThe KFA2 GeForce RTX 4090 SG White (1-Click OC) is connected to the system via PCIe 4.0 x 16 lanes and requires 4 PCIe-Slots space in the housing. The AMD Radeon RX 6900 XT needs the space of 3 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface. |
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| 352 mm | Length | 267 mm |
| 153 mm | Height | 120 mm |
| 74 mm | Width | -- |
| 4 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | 1492 g |
| PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe KFA2 GeForce RTX 4090 SG White (1-Click OC) has been manufactured with a structure width of 5 nanometers since Q4/2022. The AMD Radeon RX 6900 XT came on the market in Q4/2020 and will have a structure width of 7 nanometers manufactured. |
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| 49NXM5MD6DSK | Part-no | 102-D412 |
| Q4/2022 | Release date | Q4/2020 |
| 1,599 $ (Reference) | Launch Price | 999 $ |
| 5 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
2.235 GHz, 24 GB (450 W TDP)
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1.825 GHz, 16 GB (300 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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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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Port Royal (Raytracing)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD 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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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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2560x1440 (1440p)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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1920x1080 (1080p)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD 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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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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2560x1440 (1440p)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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1920x1080 (1080p)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD 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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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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2560x1440 (1440p)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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1920x1080 (1080p)
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD 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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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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Geekbench 6 - Vulkan
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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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Geekbench 6 - Metal
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AMD 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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KFA2 GeForce RTX 4090 SG White (1-Click OC)
24 GB GDDR6X |
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AMD Radeon RX 6900 XT
16 GB GDDR6 |
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