GPU comparison with benchmarksThe KFA2 GeForce GTX 980 Ti HOF has 2816 shader units and these clock a maximum of 1.29 GHz which results in an FP32 computing power of 7.27 TFLOPS.
The GIGABYTE Radeon RX 6800 XT has 4608 shader units and these clock at a maximum of 2.25 GHz and achieve an FP32 computing power of 20.74 TFLOPS. |
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GPUThe KFA2 GeForce GTX 980 Ti HOF is equipped with a graphics chip of the Maxwell 2.0 architecture, which has 22 streaming multiprocessors. The graphics card GIGABYTE Radeon RX 6800 XT is based on the RDNA 2 architecture and is equipped with 72 execution units. |
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| KFA2 GeForce GTX 980 Ti HOF | GPU | GIGABYTE Radeon RX 6800 XT |
| NVIDIA GeForce GTX 980 Ti | Based on | AMD Radeon RX 6800 XT |
| GM200-310-A1 | GPU Chip | Navi 21 XT |
| Maxwell 2.0 | Architecture | RDNA 2 |
| 22 | Streaming Multiprocessors | 72 |
| 2816 | Shader | 4608 |
| 96 | Render Output Units | 128 |
| 176 | Texture Units | 288 |
| 0 | Raytracing Cores | 72 |
MemoryThe KFA2 GeForce GTX 980 Ti HOF is equipped with a 6 GB large GDDR5 graphics memory, which is equipped with 1.753 GHz clocks. The GIGABYTE Radeon RX 6800 XT has a 16 GB large GDDR6 graphics memory and the memory clock is 2.000GHz. |
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| 6 GB | Memory Size | 16 GB |
| GDDR5 | Memory Type | GDDR6 |
| 1.753 GHz | Memory Clock | 2.000 GHz |
| 7.0 Gbps | Memory Speed | 16.0 Gbps |
| 337 GB/s | Memory bandwidth | 512 GB/s |
| 384 bit | Memory Interface | 256 bit |
Clock SpeedsThe KFA2 GeForce GTX 980 Ti HOF has a turbo clock of 1.291 GHz. The turbo frequency of the GIGABYTE Radeon RX 6800 XT is 2.250 GHz. |
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| 1.190 GHz | Base Clock | 1.825 GHz |
| 1.291 GHz | Boost Clock | 2.250 GHz |
| Avg (Game) Clock | 2.02 GHz | |
| Yes | Overclocking | Yes |
Thermal DesignThe KFA2 GeForce GTX 980 Ti HOF 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 91 °C. The GIGABYTE Radeon RX 6800 XT is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C. |
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| 250 W | TDP | 300 W |
| -- | TDP (up) | 345 W |
| 91 °C | Tjunction max | 100 °C |
| 2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the KFA2 GeForce GTX 980 Ti HOF are cooled with a Air cooling. The GIGABYTE Radeon RX 6800 XT is cooled by a Air cooling. |
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| Axial | Fan-Type | Axial |
| 1 x 90 mm | Fan 1 | 3 x 80 mm |
| 2 x 80 mm | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | 37 dB |
ConnectivityThe KFA2 GeForce GTX 980 Ti HOF supports the downward compatible copy protection HDCP in version 2.2. The GIGABYTE Radeon RX 6800 XT supports HDCP in version 2.3 and all previous versions. |
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| 4 | Max. Displays | 4 |
| 2.2 | HDCP-Version | 2.3 |
| 1x HDMI v2.0 | HDMI Ports | 1x HDMI v2.1 |
| 3x DP v1.2 | DP Ports | 2x DP v1.4a |
| 1 | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | 1 |
FeaturesetThe KFA2 GeForce GTX 980 Ti HOF supports the DirectX standard from Microsoft in version 12_1. The GIGABYTE Radeon RX 6800 XT supports Microsoft's DirectX version 12_2 (Ultimate). |
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| 4096x2160 | Max. resolution | 7680x4320 |
| 12_1 | DirectX | 12_2 (Ultimate) |
| No | Raytracing | Yes |
| No | DLSS / FSR | Yes |
| Addressable LED | 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 |
| No | h265 / HEVC | Decode / Encode |
| No | AV1 | Decode |
| Decode | VP8 | Decode / Encode |
| No | VP9 | Decode / Encode |
DimensionsThe KFA2 GeForce GTX 980 Ti HOF is 51 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the GIGABYTE Radeon RX 6800 XT is 51 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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| 315 mm | Length | 267 mm |
| 144 mm | Height | 120 mm |
| 51 mm | Width | 49 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | 1500 g |
| PCIe 3 x 16 | GPU Interface | PCIe 4.0 x 16 |
| No | SFF-Ready | No |
Additional dataManufactured using the 28 nanometer process, KFA2 GeForce GTX 980 Ti HOF was released in Q2/2015. The GIGABYTE Radeon RX 6800 XT published in Q4/2020 is manufactured with a structure width of 7 nanometers. |
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| 98IRH5DHF7XH/98IRH5DHF7HF | Part-no | GV-R68XT-16GC-B |
| Q2/2015 | Release date | Q4/2020 |
| 649 $ (Reference) | Launch Price | 799 $ |
| 28 nm | Structure size | 7 nm |
| -- | Documents | data sheet |
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KFA2 GeForce GTX 980 Ti HOF
6 GB GDDR5 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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KFA2 GeForce GTX 980 Ti HOF
6 GB GDDR5 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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KFA2 GeForce GTX 980 Ti HOF
6 GB GDDR5 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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KFA2 GeForce GTX 980 Ti HOF
6 GB GDDR5 |
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GIGABYTE Radeon RX 6800 XT
16 GB GDDR6 |
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