GIGABYTE Radeon RX Vega 56 Gaming OC 8G
vs
ZOTAC GeForce GTX 1080 Ti Blower
GPU comparison with benchmarksThe GIGABYTE Radeon RX Vega 56 Gaming OC 8G is based on the AMD RX Vega 56 (GCN 5) and has 8 GB HBM2 graphics memory with a bandwidth of 410 GB/s.
The ZOTAC GeForce GTX 1080 Ti Blower is based on the NVIDIA GeForce GTX 1080 Ti (Pascal) and has 11 GB GDDR5X graphics memory with a bandwidth of 484 GB/s. |
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GPUThe GIGABYTE Radeon RX Vega 56 Gaming OC 8G has the Vega 10 XL graphics chip installed, which is based on the GCN 5 architecture. The ZOTAC GeForce GTX 1080 Ti Blower is based on the graphics chip GP102-350-K1-A1, which comes from the Pascal architecture. |
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| GIGABYTE Radeon RX Vega 56 Gaming OC 8G | GPU | ZOTAC GeForce GTX 1080 Ti Blower |
| AMD RX Vega 56 | Based on | NVIDIA GeForce GTX 1080 Ti |
| Vega 10 XL | GPU Chip | GP102-350-K1-A1 |
| GCN 5 | Architecture | Pascal |
| 56 | Streaming Multiprocessors | 28 |
| 3584 | Shader | 3584 |
| 64 | Render Output Units | 88 |
| 256 | Texture Units | 224 |
| 0 | Raytracing Cores | 0 |
MemoryThe graphics memory of the GIGABYTE Radeon RX Vega 56 Gaming OC 8G clocks at 0.800 GHz, which corresponds to a speed of 1.6 Gbps. The graphics memory speed of the ZOTAC GeForce GTX 1080 Ti Blower is 11.0 Gbps and the clock speed is 1.376 GHz. |
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| 8 GB | Memory Size | 11 GB |
| HBM2 | Memory Type | GDDR5X |
| 0.800 GHz | Memory Clock | 1.376 GHz |
| 1.6 Gbps | Memory Speed | 11.0 Gbps |
| 410 GB/s | Memory bandwidth | 484 GB/s |
| 2048 bit | Memory Interface | 352 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.170 GHz | Base Clock | 1.480 GHz |
| 1.501 GHz | Boost Clock | 1.582 GHz |
| Avg (Game) Clock | ||
| Yes | Overclocking | Yes |
Thermal DesignThe GIGABYTE Radeon RX Vega 56 Gaming OC 8G is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 250 W. The ZOTAC GeForce GTX 1080 Ti Blower has 1 x 6-Pin, 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 250 W. |
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| 250 W | TDP | 250 W |
| -- | TDP (up) | -- |
| 100 °C | Tjunction max | 91 °C |
| 2 x 8-Pin | PCIe-Power | 1 x 6-Pin, 1 x 8-Pin |
Cooler & FansThe GIGABYTE Radeon RX Vega 56 Gaming OC 8G is equipped with a total of 2 Axial main fans. The ZOTAC GeForce GTX 1080 Ti Blower has 1 Radial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Radial |
| 2 x 100 mm | Fan 1 | 1 x 70 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| dB | Noise (Idle) | dB |
| -- | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the GIGABYTE Radeon RX Vega 56 Gaming OC 8G. The ZOTAC GeForce GTX 1080 Ti Blower supports the operation of a maximum of 4 monitors. |
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| 4 | Max. Displays | 4 |
| -- | 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 | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the GIGABYTE Radeon RX Vega 56 Gaming OC 8G it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the ZOTAC GeForce GTX 1080 Ti Blower is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_1 | DirectX | 12_1 |
| No | Raytracing | No |
| Yes | DLSS / FSR | Yes |
| GIGABYTE RGB Fusion | LED | No LED lighting |
Supported Video CodecsThe support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | Decode / Encode |
| No | AV1 | No |
| Decode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe GIGABYTE Radeon RX Vega 56 Gaming OC 8G is connected to the system via PCIe 3.0 x 16 lanes and requires 3 PCIe-Slots space in the housing. The ZOTAC GeForce GTX 1080 Ti Blower needs the space of 2 PCIe-Slots in the case and has a PCIe 3.0 x 16 Lanes interface. |
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| 274 mm | Length | 267 mm |
| 132 mm | Height | 112 mm |
| 53 mm | Width | 35 mm |
| 3 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | -- |
| PCIe 3.0 x 16 | GPU Interface | PCIe 3.0 x 16 |
Additional dataThe GIGABYTE Radeon RX Vega 56 Gaming OC 8G has been manufactured with a structure width of 14 nanometers since Q3/2017. The ZOTAC GeForce GTX 1080 Ti Blower came on the market in Q1/2017 and will have a structure width of 16 nanometers manufactured. |
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| GV-RXVEGA56GAMING OC-8GD | Part-no | ZT-P10810A-10P |
| Q3/2017 | Release date | Q1/2017 |
| 399 $ (Reference) | Launch Price | 699 $ (Reference) |
| 14 nm | Structure size | 16 nm |
| data sheet | Documents | data sheet |
1.170 GHz, 8 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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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
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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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
11 GB GDDR5X |
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2560x1440 (1440p)
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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
11 GB GDDR5X |
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1920x1080 (1080p)
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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
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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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
11 GB GDDR5X |
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Geekbench 6 - Vulkan
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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
11 GB GDDR5X |
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Geekbench 6 - Metal
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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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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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GIGABYTE Radeon RX Vega 56 Gaming OC 8G
8 GB HBM2 |
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ZOTAC GeForce GTX 1080 Ti Blower
11 GB GDDR5X |
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