Sapphire Radeon RX 6900 XT
vs
GIGABYTE GeForce RTX 3080 Vision OC 10G
GPU comparison with benchmarksThe Sapphire Radeon RX 6900 XT has 5120 shader units and these clock a maximum of 2.25 GHz which results in an FP32 computing power of 23.04 TFLOPS.
The GIGABYTE GeForce RTX 3080 Vision OC 10G has 8704 shader units and these clock at a maximum of 1.80 GHz and achieve an FP32 computing power of 31.34 TFLOPS. |
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GPUThe Sapphire Radeon RX 6900 XT is equipped with a graphics chip of the RDNA 2 architecture, which has 80 streaming multiprocessors. The graphics card GIGABYTE GeForce RTX 3080 Vision OC 10G is based on the Ampere architecture and is equipped with 68 execution units. |
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| Sapphire Radeon RX 6900 XT | GPU | GIGABYTE GeForce RTX 3080 Vision OC 10G |
| AMD Radeon RX 6900 XT | Based on | NVIDIA GeForce RTX 3080 |
| Navi 21 | GPU Chip | GA102-200-K1-A1 |
| RDNA 2 | Architecture | Ampere |
| 80 | Streaming Multiprocessors | 68 |
| 5120 | Shader | 8704 |
| 128 | Render Output Units | 96 |
| 320 | Texture Units | 272 |
| 80 | Raytracing Cores | 68 |
MemoryThe Sapphire Radeon RX 6900 XT is equipped with a 16 GB large GDDR6 graphics memory, which is equipped with 2.000 GHz clocks. The GIGABYTE GeForce RTX 3080 Vision OC 10G has a 10 GB large GDDR6X graphics memory and the memory clock is 1.188GHz. |
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| 16 GB | Memory Size | 10 GB |
| GDDR6 | Memory Type | GDDR6X |
| 2.000 GHz | Memory Clock | 1.188 GHz |
| 16.0 Gbps | Memory Speed | 19.0 Gbps |
| 512 GB/s | Memory bandwidth | 760 GB/s |
| 256 bit | Memory Interface | 320 bit |
Clock SpeedsThe Sapphire Radeon RX 6900 XT has a turbo clock of 2.250 GHz. The turbo frequency of the GIGABYTE GeForce RTX 3080 Vision OC 10G is 1.800 GHz. |
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| 1.825 GHz | Base Clock | 1.440 GHz |
| 2.250 GHz | Boost Clock | 1.800 GHz |
| 2.02 GHz | Avg (Game) Clock | |
| Yes | Overclocking | Yes |
Thermal DesignThe Sapphire Radeon RX 6900 XT 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 GIGABYTE GeForce RTX 3080 Vision OC 10G 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 | 320 W |
| 345 W | TDP (up) | 370 W |
| 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 Sapphire Radeon RX 6900 XT are cooled with a Air cooling. The GIGABYTE GeForce RTX 3080 Vision OC 10G is cooled by a Air cooling. |
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| Axial | Fan-Type | Axial |
| 3 x 80 mm | Fan 1 | 2 x 90 mm |
| -- | Fan 2 | 1 x 80 mm |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | 42-45 dB |
ConnectivityThe Sapphire Radeon RX 6900 XT supports the downward compatible copy protection HDCP in version 2.3. The GIGABYTE GeForce RTX 3080 Vision OC 10G 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 | 2x HDMI v2.1 |
| 2x DP v1.4a | DP Ports | 3x DP v1.4a |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| 1 | USB-C Ports | -- |
FeaturesetThe Sapphire Radeon RX 6900 XT supports the DirectX standard from Microsoft in version 12_2 (Ultimate). The GIGABYTE GeForce RTX 3080 Vision OC 10G 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 |
| Non addressable LED | LED | GIGABYTE RGB Fusion |
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 Sapphire Radeon RX 6900 XT is 50 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the GIGABYTE GeForce RTX 3080 Vision OC 10G is 50 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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| 267 mm | Length | 320 mm |
| 120 mm | Height | 126 mm |
| 50 mm | Width | 55 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataManufactured using the 7 nanometer process, Sapphire Radeon RX 6900 XT was released in Q2/2021. The GIGABYTE GeForce RTX 3080 Vision OC 10G published in Q4/2020 is manufactured with a structure width of 8 nanometers. |
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| 21308-01-20G | Part-no | GV-N3080VISION OC-10GD |
| Q2/2021 | Release date | Q4/2020 |
| 999 $ (Reference) | Launch Price | 749 $ |
| 7 nm | Structure size | 8 nm |
| data sheet | Documents | data sheet |
1.825 GHz, 16 GB (300 W TDP)
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1.440 GHz, 10 GB (320 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 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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Port Royal (Raytracing)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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Speed Way Graphics Score (Raytracing)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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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 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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2560x1440 (1440p)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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1920x1080 (1080p)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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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 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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2560x1440 (1440p)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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1920x1080 (1080p)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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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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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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2560x1440 (1440p)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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1920x1080 (1080p)
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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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 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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Geekbench 6 - Vulkan
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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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Geekbench 6 - Metal
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Sapphire 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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Sapphire Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 3080 Vision OC 10G
10 GB GDDR6X |
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