GPU comparison with benchmarksThe ASUS TUF GAMING Radeon RX 6900 XT OC has 5120 shader units and these clock a maximum of 2.34 GHz which results in an FP32 computing power of 23.96 TFLOPS.
The Gainward GeForce RTX 3090 Phoenix GS has 10496 shader units and these clock at a maximum of 1.73 GHz and achieve an FP32 computing power of 36.21 TFLOPS. |
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GPUThe ASUS TUF GAMING Radeon RX 6900 XT OC is equipped with a graphics chip of the RDNA 2 architecture, which has 80 streaming multiprocessors. The graphics card Gainward GeForce RTX 3090 Phoenix GS is based on the Ampere architecture and is equipped with 82 execution units. |
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ASUS TUF GAMING Radeon RX 6900 XT OC | GPU | Gainward GeForce RTX 3090 Phoenix GS |
AMD Radeon RX 6900 XT | Based on | NVIDIA GeForce RTX 3090 |
Navi 21 | GPU Chip | GA102-300-A1 |
RDNA 2 | Architecture | Ampere |
80 | Streaming Multiprocessors | 82 |
5120 | Shader | 10496 |
128 | Render Output Units | 112 |
320 | Texture Units | 328 |
80 | Raytracing Cores | 82 |
MemoryThe ASUS TUF GAMING Radeon RX 6900 XT OC is equipped with a 16 GB large GDDR6 graphics memory, which is equipped with 2.000 GHz clocks. The Gainward GeForce RTX 3090 Phoenix GS has a 24 GB large GDDR6X graphics memory and the memory clock is 1.219GHz. |
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16 GB | Memory Size | 24 GB |
GDDR6 | Memory Type | GDDR6X |
2.000 GHz | Memory Clock | 1.219 GHz |
16.0 Gbps | Memory Speed | 19.5 Gbps |
512 GB/s | Memory bandwidth | 936 GB/s |
256 bit | Memory Interface | 384 bit |
Clock SpeedsThe ASUS TUF GAMING Radeon RX 6900 XT OC has a turbo clock of 2.340 GHz. The turbo frequency of the Gainward GeForce RTX 3090 Phoenix GS is 1.725 GHz. |
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1.900 GHz | Base Clock | 1.395 GHz |
2.340 GHz | Boost Clock | 1.725 GHz |
2.11 GHz | Avg (Game) Clock | |
Yes | Overclocking | Yes |
Thermal DesignThe ASUS TUF GAMING Radeon RX 6900 XT OC has 2 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 100 °C. The Gainward GeForce RTX 3090 Phoenix GS is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 93 °C. |
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300 W | TDP | 350 W |
345 W | TDP (up) | -- |
100 °C | Tjunction max | 93 °C |
2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the ASUS TUF GAMING Radeon RX 6900 XT OC are cooled with a Air cooling. The Gainward GeForce RTX 3090 Phoenix GS is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
3 x 100 mm | Fan 1 | 3 x 90 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
34 dB | Noise (Load) | -- |
ConnectivityThe ASUS TUF GAMING Radeon RX 6900 XT OC supports the downward compatible copy protection HDCP in version 2.3. The Gainward GeForce RTX 3090 Phoenix GS supports HDCP in version 2.3 and all previous versions. |
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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 | 3x DP v1.4a |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe ASUS TUF GAMING Radeon RX 6900 XT OC supports the DirectX standard from Microsoft in version 12_2 (Ultimate). The Gainward GeForce RTX 3090 Phoenix GS supports Microsoft's DirectX version 12_2 (Ultimate). |
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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 | Non addressable LED |
Supported Video CodecsThis area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load. |
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Decode / Encode | h264 | Decode / Encode |
Decode / Encode | h265 / HEVC | Decode / Encode |
Decode | AV1 | Decode |
Decode / Encode | VP8 | Decode |
Decode / Encode | VP9 | Decode |
DimensionsThe ASUS TUF GAMING Radeon RX 6900 XT OC is 58 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the Gainward GeForce RTX 3090 Phoenix GS is 58 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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320 mm | Length | 294 mm |
140 mm | Height | 112 mm |
58 mm | Width | -- |
3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
1700 g | Weight | -- |
PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataManufactured using the 7 nanometer process, ASUS TUF GAMING Radeon RX 6900 XT OC was released in Q4/2020. The Gainward GeForce RTX 3090 Phoenix GS published in Q3/2020 is manufactured with a structure width of 8 nanometers. |
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TUF-RX6900XT-O16G-GAMING | Part-no | NED3090S19SB-132BX |
Q4/2020 | Release date | Q3/2020 |
999 $ | Launch Price | 1,579 $ |
7 nm | Structure size | 8 nm |
data sheet | Documents | data sheet |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
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Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
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Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
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Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
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Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
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Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
|||
Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
ASUS TUF GAMING Radeon RX 6900 XT OC
16 GB GDDR6 |
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Gainward GeForce RTX 3090 Phoenix GS
24 GB GDDR6X |