GPU comparison with benchmarksThe KFA2 GeForce GTX 1080 Ti EX OC has 3584 shader units and these clock a maximum of 1.65 GHz which results in an FP32 computing power of 11.79 TFLOPS.
The ZOTAC GeForce GTX 1070 Twin Fan has 1920 shader units and these clock at a maximum of 1.68 GHz and achieve an FP32 computing power of 6.46 TFLOPS. |
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GPUThe KFA2 GeForce GTX 1080 Ti EX OC is equipped with a graphics chip of the Pascal architecture, which has 28 streaming multiprocessors. The graphics card ZOTAC GeForce GTX 1070 Twin Fan is based on the Pascal architecture and is equipped with 15 execution units. |
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KFA2 GeForce GTX 1080 Ti EX OC | GPU | ZOTAC GeForce GTX 1070 Twin Fan |
NVIDIA GeForce GTX 1080 Ti | Based on | NVIDIA GeForce GTX 1070 |
GP102-350-K1-A1 | GPU Chip | GP104-200-A1 |
Pascal | Architecture | Pascal |
28 | Streaming Multiprocessors | 15 |
3584 | Shader | 1920 |
88 | Render Output Units | 64 |
224 | Texture Units | 120 |
0 | Raytracing Cores | 0 |
MemoryThe KFA2 GeForce GTX 1080 Ti EX OC is equipped with a 11 GB large GDDR5X graphics memory, which is equipped with 1.376 GHz clocks. The ZOTAC GeForce GTX 1070 Twin Fan has a 8 GB large GDDR5 graphics memory and the memory clock is 2.002GHz. |
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11 GB | Memory Size | 8 GB |
GDDR5X | Memory Type | GDDR5 |
1.376 GHz | Memory Clock | 2.002 GHz |
11.0 Gbps | Memory Speed | 8.0 Gbps |
484 GB/s | Memory bandwidth | 256 GB/s |
352 bit | Memory Interface | 256 bit |
Clock SpeedsThe KFA2 GeForce GTX 1080 Ti EX OC has a turbo clock of 1.645 GHz. The turbo frequency of the ZOTAC GeForce GTX 1070 Twin Fan is 1.683 GHz. |
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1.531 GHz | Base Clock | 1.506 GHz |
1.645 GHz | Boost Clock | 1.683 GHz |
Avg (Game) Clock | ||
Yes | Overclocking | Yes |
Thermal DesignThe KFA2 GeForce GTX 1080 Ti EX 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 ZOTAC GeForce GTX 1070 Twin Fan is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 94 °C. |
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250 W | TDP | 220 W |
-- | TDP (up) | -- |
91 °C | Tjunction max | 94 °C |
1 x 6-Pin, 1 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the KFA2 GeForce GTX 1080 Ti EX OC are cooled with a Air cooling. The ZOTAC GeForce GTX 1070 Twin Fan is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
2 x 90 mm | Fan 1 | 2 x 100 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | dB |
-- | Noise (Load) | -- |
ConnectivityThe KFA2 GeForce GTX 1080 Ti EX OC supports the downward compatible copy protection HDCP in version 2.2. The ZOTAC GeForce GTX 1070 Twin Fan 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 v2.0b | HDMI Ports | 1x HDMI v2.0b |
3x DP v1.4 | DP Ports | 3x DP v1.4 |
-- | DVI Ports | 1 |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe KFA2 GeForce GTX 1080 Ti EX OC supports the DirectX standard from Microsoft in version 12_1. The ZOTAC GeForce GTX 1070 Twin Fan supports Microsoft's DirectX version 12_1. |
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7680x4320 | Max. resolution | 7680x4320 |
12_1 | DirectX | 12_1 |
No | Raytracing | No |
Yes | 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 |
Decode / Encode | h265 / HEVC | Decode / Encode |
No | AV1 | No |
Decode | VP8 | Decode |
Decode | VP9 | Decode |
DimensionsThe KFA2 GeForce GTX 1080 Ti EX OC is 42 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the ZOTAC GeForce GTX 1070 Twin Fan is 42 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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281 mm | Length | 300 mm |
124 mm | Height | 148 mm |
42 mm | Width | 44 mm |
2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
-- | Weight | -- |
PCIe 3.0 x 16 | GPU Interface | PCIe 3.0 x 16 |
Additional dataManufactured using the 16 nanometer process, KFA2 GeForce GTX 1080 Ti EX OC was released in Q1/2017. The ZOTAC GeForce GTX 1070 Twin Fan published in Q4/2017 is manufactured with a structure width of 16 nanometers. |
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80IUJBMDP0EK | Part-no | ZT-P10700E-10S |
Q1/2017 | Release date | Q4/2017 |
699 $ (Reference) | Launch Price | 379 $ (Reference) |
16 nm | Structure size | 16 nm |
data sheet | Documents | -- |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |
KFA2 GeForce GTX 1080 Ti EX OC
11 GB GDDR5X |
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ZOTAC GeForce GTX 1070 Twin Fan
8 GB GDDR5 |