ASUS ROG Strix GeForce RTX 3090
vs
ASUS ROG Strix LC Radeon RX 6900 XT OC
GPU comparison with benchmarksThe ASUS ROG Strix GeForce RTX 3090 is based on the NVIDIA GeForce RTX 3090 (Ampere) and has 24 GB GDDR6X graphics memory with a bandwidth of 936 GB/s.
The ASUS ROG Strix LC Radeon RX 6900 XT OC 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 ASUS ROG Strix GeForce RTX 3090 has the GA102-300-A1 graphics chip installed, which is based on the Ampere architecture. The ASUS ROG Strix LC Radeon RX 6900 XT OC is based on the graphics chip Navi 21, which comes from the RDNA 2 architecture. |
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| ASUS ROG Strix GeForce RTX 3090 | GPU | ASUS ROG Strix LC Radeon RX 6900 XT OC |
| NVIDIA GeForce RTX 3090 | Based on | AMD Radeon RX 6900 XT |
| GA102-300-A1 | GPU Chip | Navi 21 |
| Ampere | Architecture | RDNA 2 |
| 82 | Streaming Multiprocessors | 80 |
| 10496 | Shader | 5120 |
| 112 | Render Output Units | 128 |
| 328 | Texture Units | 320 |
| 82 | Raytracing Cores | 80 |
MemoryThe graphics memory of the ASUS ROG Strix GeForce RTX 3090 clocks at 1.219 GHz, which corresponds to a speed of 19.5 Gbps. The graphics memory speed of the ASUS ROG Strix LC Radeon RX 6900 XT OC 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 |
| 1.219 GHz | Memory Clock | 2.000 GHz |
| 19.5 Gbps | Memory Speed | 16.0 Gbps |
| 936 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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| 1.395 GHz | Base Clock | 1.950 GHz |
| 1.725 GHz | Boost Clock | 2.365 GHz |
| 1.70 GHz | Avg (Game) Clock | 2.14 GHz |
| Yes | Overclocking | Yes |
Thermal DesignThe ASUS ROG Strix GeForce RTX 3090 is powered by 3 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 350 W. The ASUS ROG Strix LC Radeon RX 6900 XT OC has 3 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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| 350 W | TDP | 300 W |
| 430 W | TDP (up) | 345 W |
| 93 °C | Tjunction max | 100 °C |
| 3 x 8-Pin | PCIe-Power | 3 x 8-Pin |
Cooler & FansThe ASUS ROG Strix GeForce RTX 3090 is equipped with a total of 3 Axial main fans. The ASUS ROG Strix LC Radeon RX 6900 XT OC has 0 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 95 mm | Fan 1 | -- |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | AIO water cooling |
| 0 dB | Noise (Idle) | 0 dB |
| 38-45 dB | Noise (Load) | 0 dB |
ConnectivityUp to 4 screens can be operated with the ASUS ROG Strix GeForce RTX 3090. The ASUS ROG Strix LC Radeon RX 6900 XT OC supports the operation of a maximum of 4 monitors. |
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| 4 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.3 |
| 2x 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 ASUS ROG Strix GeForce RTX 3090 it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the ASUS ROG Strix LC Radeon RX 6900 XT OC 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 |
| ASUS Aura Sync | LED | ASUS Aura Sync |
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 ASUS ROG Strix GeForce RTX 3090 is connected to the system via PCIe 4.0 x 16 lanes and requires 3 PCIe-Slots space in the housing. The ASUS ROG Strix LC Radeon RX 6900 XT OC needs the space of 2 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface. |
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| 319 mm | Length | 277 mm |
| 140 mm | Height | 131 mm |
| 58 mm | Width | 44 mm |
| 3 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| 1810 g | Weight | -- |
| PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe ASUS ROG Strix GeForce RTX 3090 has been manufactured with a structure width of 8 nanometers since Q4/2020. The ASUS ROG Strix LC Radeon RX 6900 XT OC came on the market in Q4/2020 and will have a structure width of 7 nanometers manufactured. |
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| ROG-STRIX-RTX3090-24G-GAMING | Part-no | ROG-STRIX-LC-RX6900XT-O16G-GAMING |
| Q4/2020 | Release date | Q4/2020 |
| 1,639 $ | Launch Price | 1,299 $ |
| 8 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
1.395 GHz, 24 GB (350 W TDP)
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1.950 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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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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Port Royal (Raytracing)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
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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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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2560x1440 (1440p)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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1920x1080 (1080p)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
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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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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2560x1440 (1440p)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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1920x1080 (1080p)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
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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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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2560x1440 (1440p)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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1920x1080 (1080p)
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
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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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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Geekbench 6 - Vulkan
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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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Geekbench 6 - Metal
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ASUS ROG Strix LC Radeon RX 6900 XT OC
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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ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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ASUS ROG Strix LC Radeon RX 6900 XT OC
16 GB GDDR6 |
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