KFA2 GeForce GTX 980 Ti OC
vs
EVGA GeForce GTX 1080 Ti GAMING
GPU comparison with benchmarksThe KFA2 GeForce GTX 980 Ti OC has 2816 shader units and these clock a maximum of 1.11 GHz which results in an FP32 computing power of 6.27 TFLOPS.
The EVGA GeForce GTX 1080 Ti GAMING has 3584 shader units and these clock at a maximum of 1.58 GHz and achieve an FP32 computing power of 11.34 TFLOPS. |
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GPUThe KFA2 GeForce GTX 980 Ti OC is equipped with a graphics chip of the Maxwell 2.0 architecture, which has 22 streaming multiprocessors. The graphics card EVGA GeForce GTX 1080 Ti GAMING is based on the Pascal architecture and is equipped with 28 execution units. |
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| KFA2 GeForce GTX 980 Ti OC | GPU | EVGA GeForce GTX 1080 Ti GAMING |
| NVIDIA GeForce GTX 980 Ti | Based on | NVIDIA GeForce GTX 1080 Ti |
| GM200-310-A1 | GPU Chip | GP102-350-K1-A1 |
| Maxwell 2.0 | Architecture | Pascal |
| 22 | Streaming Multiprocessors | 28 |
| 2816 | Shader | 3584 |
| 96 | Render Output Units | 88 |
| 176 | Texture Units | 224 |
| 0 | Raytracing Cores | 0 |
MemoryThe KFA2 GeForce GTX 980 Ti OC is equipped with a 6 GB large GDDR5 graphics memory, which is equipped with 1.753 GHz clocks. The EVGA GeForce GTX 1080 Ti GAMING has a 11 GB large GDDR5X graphics memory and the memory clock is 1.376GHz. |
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| 6 GB | Memory Size | 11 GB |
| GDDR5 | Memory Type | GDDR5X |
| 1.753 GHz | Memory Clock | 1.376 GHz |
| 7.0 Gbps | Memory Speed | 11.0 Gbps |
| 337 GB/s | Memory bandwidth | 484 GB/s |
| 384 bit | Memory Interface | 352 bit |
Clock SpeedsThe KFA2 GeForce GTX 980 Ti OC has a turbo clock of 1.114 GHz. The turbo frequency of the EVGA GeForce GTX 1080 Ti GAMING is 1.582 GHz. |
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| 1.025 GHz | Base Clock | 1.480 GHz |
| 1.114 GHz | Boost Clock | 1.582 GHz |
| Avg (Game) Clock | ||
| Yes | Overclocking | Yes |
Thermal DesignThe KFA2 GeForce GTX 980 Ti OC has 1 x 6-Pin, 1 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 EVGA GeForce GTX 1080 Ti GAMING is equipped with a 1 x 6-Pin, 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 91 °C. |
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| 250 W | TDP | 250 W |
| -- | TDP (up) | -- |
| 91 °C | Tjunction max | 91 °C |
| 1 x 6-Pin, 1 x 8-Pin | PCIe-Power | 1 x 6-Pin, 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the KFA2 GeForce GTX 980 Ti OC are cooled with a Air cooling. The EVGA GeForce GTX 1080 Ti GAMING is cooled by a Air cooling. |
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| Axial | Fan-Type | Radial |
| 3 x 80 mm | Fan 1 | 1 x 70 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityThe KFA2 GeForce GTX 980 Ti OC supports the downward compatible copy protection HDCP in version 2.2. The EVGA GeForce GTX 1080 Ti GAMING supports HDCP in version 2.2 and all previous versions. |
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| 4 | Max. Displays | 4 |
| 2.2 | HDCP-Version | 2.2 |
| 1x HDMI v2.0 | HDMI Ports | 1x HDMI v2.0b |
| 3x DP v1.2 | DP Ports | 3x DP v1.4 |
| 1 | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe KFA2 GeForce GTX 980 Ti OC supports the DirectX standard from Microsoft in version 12_1. The EVGA GeForce GTX 1080 Ti GAMING supports Microsoft's DirectX version 12_1. |
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| 4096x2160 | Max. resolution | 7680x4320 |
| 12_1 | DirectX | 12_1 |
| No | Raytracing | No |
| No | DLSS / FSR | Yes |
| No LED lighting | LED | No LED lighting |
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 | No |
| Decode | VP8 | Decode |
| No | VP9 | Decode |
DimensionsThe KFA2 GeForce GTX 980 Ti OC is 41 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the EVGA GeForce GTX 1080 Ti GAMING is 41 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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| 281 mm | Length | 269 mm |
| 124 mm | Height | 111 mm |
| 41 mm | Width | -- |
| 2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | -- |
| PCIe 3 x 16 | GPU Interface | PCIe 3.0 x 16 |
Additional dataManufactured using the 28 nanometer process, KFA2 GeForce GTX 980 Ti OC was released in Q3/2015. The EVGA GeForce GTX 1080 Ti GAMING published in Q1/2017 is manufactured with a structure width of 16 nanometers. |
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| 98IRH5DH9WGT | Part-no | 11G-P4-5390-KR |
| Q3/2015 | Release date | Q1/2017 |
| 649 $ (Reference) | Launch Price | 699 $ (Reference) |
| 28 nm | Structure size | 16 nm |
| -- | Documents | data sheet |
1.025 GHz, 6 GB (250 W TDP)
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1.480 GHz, 11 GB (250 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 GTX 980 Ti OC
6 GB GDDR5 |
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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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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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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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2560x1440 (1440p)
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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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1920x1080 (1080p)
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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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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 GTX 980 Ti OC
6 GB GDDR5 |
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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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Geekbench 6 - Vulkan
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KFA2 GeForce GTX 980 Ti OC
6 GB GDDR5 |
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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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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 GTX 980 Ti OC
6 GB GDDR5 |
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EVGA GeForce GTX 1080 Ti GAMING
11 GB GDDR5X |
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