GPU comparison with benchmarksThe Sapphire Radeon VII is based on the AMD Radeon VII (GCN 5.1) and has 16 GB HBM2 graphics memory with a bandwidth of 1024 GB/s.
The KFA2 GeForce RTX 3070 (1-Click OC) LHR is based on the NVIDIA GeForce RTX 3070 LHR (Ampere) and has 8 GB GDDR6 graphics memory with a bandwidth of 448 GB/s. |
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GPUThe Sapphire Radeon VII has the Vega 20 XT graphics chip installed, which is based on the GCN 5.1 architecture. The KFA2 GeForce RTX 3070 (1-Click OC) LHR is based on the graphics chip GA104-302-A1, which comes from the Ampere architecture. |
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| Sapphire Radeon VII | GPU | KFA2 GeForce RTX 3070 (1-Click OC) LHR |
| AMD Radeon VII | Based on | NVIDIA GeForce RTX 3070 LHR |
| Vega 20 XT | GPU Chip | GA104-302-A1 |
| GCN 5.1 | Architecture | Ampere |
| 60 | Streaming Multiprocessors | 46 |
| 3840 | Shader | 5888 |
| 64 | Render Output Units | 96 |
| 240 | Texture Units | 184 |
| 0 | Raytracing Cores | 46 |
MemoryThe graphics memory of the Sapphire Radeon VII clocks at 1.000 GHz, which corresponds to a speed of 2.0 Gbps. The graphics memory speed of the KFA2 GeForce RTX 3070 (1-Click OC) LHR is 14.0 Gbps and the clock speed is 1.750 GHz. |
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| 16 GB | Memory Size | 8 GB |
| HBM2 | Memory Type | GDDR6 |
| 1.000 GHz | Memory Clock | 1.750 GHz |
| 2.0 Gbps | Memory Speed | 14.0 Gbps |
| 1024 GB/s | Memory bandwidth | 448 GB/s |
| 4096 bit | Memory Interface | 256 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.400 GHz | Base Clock | 1.500 GHz |
| 1.750 GHz | Boost Clock | 1.740 GHz |
| Avg (Game) Clock | 1.73 GHz | |
| Yes | Overclocking | Yes |
Thermal DesignThe Sapphire Radeon VII is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 300 W. The KFA2 GeForce RTX 3070 (1-Click OC) LHR has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 220 W. |
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| 300 W | TDP | 220 W |
| -- | TDP (up) | -- |
| 99 °C | Tjunction max | 93 °C |
| 2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe Sapphire Radeon VII is equipped with a total of 3 Axial main fans. The KFA2 GeForce RTX 3070 (1-Click OC) LHR has 2 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 75 mm | Fan 1 | 2 x 102 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 32 dB | Noise (Idle) | 0 dB |
| 52 dB | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the Sapphire Radeon VII. The KFA2 GeForce RTX 3070 (1-Click OC) LHR supports the operation of a maximum of 4 monitors. |
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| 4 | Max. Displays | 4 |
| 2.2 | HDCP-Version | 2.3 |
| 1x HDMI v2.0b | HDMI Ports | 1x HDMI v2.1 |
| 3x DP v1.4a | DP Ports | 3x DP v1.4a |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the Sapphire Radeon VII it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the KFA2 GeForce RTX 3070 (1-Click OC) LHR is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_1 | DirectX | 12_2 (Ultimate) |
| No | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| Non addressable LED | LED | Addressable LED |
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 | Decode |
| Decode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe Sapphire Radeon VII is connected to the system via PCIe 3.0 x 16 lanes and requires 2 PCIe-Slots space in the housing. The KFA2 GeForce RTX 3070 (1-Click OC) LHR needs the space of 3 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface. |
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| 268 mm | Length | 254 mm |
| 120 mm | Height | 142 mm |
| 42 mm | Width | 54 mm |
| 2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| 1280 g | Weight | -- |
| PCIe 3.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
| No | SFF-Ready | No |
Additional dataThe Sapphire Radeon VII has been manufactured with a structure width of 7 nanometers since Q1/2019. The KFA2 GeForce RTX 3070 (1-Click OC) LHR came on the market in Q4/2020 and will have a structure width of 8 nanometers manufactured. |
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| 21291-01-40G | Part-no | 37NSL6MD2KCK |
| Q1/2019 | Release date | Q4/2020 |
| 699 $ (Reference) | Launch Price | 499 $ (Reference) |
| 7 nm | Structure size | 8 nm |
| data sheet | Documents | data sheet |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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Sapphire Radeon VII
16 GB HBM2 |
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Sapphire Radeon VII
16 GB HBM2 |
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KFA2 GeForce RTX 3070 (1-Click OC) LHR
8 GB GDDR6 |
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