Sapphire Nitro+ Radeon RX Vega 56
vs
ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
GPU comparison with benchmarksIn the gpu comparison between the Sapphire Nitro+ Radeon RX Vega 56 and the ASRock Radeon RX 6600 XT Challenger Pro 8GB OC, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe Sapphire Nitro+ Radeon RX Vega 56 is based on the AMD RX Vega 56 and has 3584 texture shaders and 56 execution units. ASRock Radeon RX 6600 XT Challenger Pro 8GB OC is based on AMD Radeon RX 6600 XT, which has 2048 shaders and 32 execution units. |
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| Sapphire Nitro+ Radeon RX Vega 56 | GPU | ASRock Radeon RX 6600 XT Challenger Pro 8GB OC |
| AMD RX Vega 56 | Based on | AMD Radeon RX 6600 XT |
| Vega 10 XL | GPU Chip | Navi 23 XT |
| GCN 5 | Architecture | RDNA 2 |
| 56 | Streaming Multiprocessors | 32 |
| 3584 | Shader | 2048 |
| 64 | Render Output Units | 64 |
| 256 | Texture Units | 128 |
| 0 | Raytracing Cores | 32 |
MemoryThe Sapphire Nitro+ Radeon RX Vega 56 has 8 GB of graphics memory of the type HBM2 and achieves a memory bandwidth of 410 GB/s. The ASRock Radeon RX 6600 XT Challenger Pro 8GB OC can access 8 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 256 GB/s. |
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| 8 GB | Memory Size | 8 GB |
| HBM2 | Memory Type | GDDR6 |
| 0.800 GHz | Memory Clock | 2.000 GHz |
| 1.6 Gbps | Memory Speed | 16.0 Gbps |
| 410 GB/s | Memory bandwidth | 256 GB/s |
| 2048 bit | Memory Interface | 128 bit |
Clock SpeedsThe Sapphire Nitro+ Radeon RX Vega 56 clocks in the base with up to 1.266 GHz. The base frequency of the ASRock Radeon RX 6600 XT Challenger Pro 8GB OC is 2.033 GHz. |
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| 1.266 GHz | Base Clock | 2.033 GHz |
| 1.550 GHz | Boost Clock | 2.602 GHz |
| Avg (Game) Clock | 2.41 GHz | |
| Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the Sapphire Nitro+ Radeon RX Vega 56 is 325 W. The graphics card is supplied with energy via the 2 x 8-Pin connector. The ASRock Radeon RX 6600 XT Challenger Pro 8GB OC has a TDP of 160 W and is supplied with the required energy via 1 x 8-Pin PCIe power connectors. |
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| 325 W | TDP | 160 W |
| -- | TDP (up) | -- |
| 100 °C | Tjunction max | 100 °C |
| 2 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe Sapphire Nitro+ Radeon RX Vega 56 has a total of 3 Axial fans. The ASRock Radeon RX 6600 XT Challenger Pro 8GB OC has 3 Axial fans to cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 2 x 92 mm | Fan 1 | 3 x 90 mm |
| 1 x 80 mm | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityIn the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the Sapphire Nitro+ Radeon RX Vega 56. The ASRock Radeon RX 6600 XT Challenger Pro 8GB OC supports a maximum of 4 screens. |
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| 4 | Max. Displays | 4 |
| -- | HDCP-Version | 2.3 |
| 2x HDMI v2.0b | HDMI Ports | 1x HDMI v2.1 |
| 2x DP v1.4 | DP Ports | 3x DP v1.4 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe Sapphire Nitro+ Radeon RX Vega 56 supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the ASRock Radeon RX 6600 XT Challenger Pro 8GB OC is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_1 | DirectX | 12_2 (Ultimate) |
| No | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | Addressable LED |
Supported Video CodecsThe support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | Decode / Encode |
| No | AV1 | Decode |
| Decode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe Sapphire Nitro+ Radeon RX Vega 56 is 310 mm long, 133 mm high and 54 mm wide. The ASRock Radeon RX 6600 XT Challenger Pro 8GB OC is 303 mm long, 131 mm high and 45 mm wide. |
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| 310 mm | Length | 303 mm |
| 133 mm | Height | 131 mm |
| 54 mm | Width | 45 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | 834 g |
| PCIe 3.0 x 16 | GPU Interface | PCIe 4.0 x 8 |
Additional dataThe Sapphire Nitro+ Radeon RX Vega 56 was released in Q3/2017 at a price of 399 $ (Reference). The ASRock Radeon RX 6600 XT Challenger Pro 8GB OC was introduced in Q3/2021 at a price of 379 $ (Reference). |
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| 11276-01-40G | Part-no | RX6600XT CLP 8GO |
| Q3/2017 | Release date | Q3/2021 |
| 399 $ (Reference) | Launch Price | 379 $ (Reference) |
| 14 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
1.266 GHz, 8 GB (325 W TDP)
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2.033 GHz, 8 GB (160 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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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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Port Royal (Raytracing)
Speed Way Graphics Score (Raytracing)
Cyberpunk 2077
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
3840x2160 (2160p)
2560x1440 (1440p)
1920x1080 (1080p)
The Last of Us Part 1
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
2560x1440 (1440p)
1920x1080 (1080p)
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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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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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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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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Geekbench 6 - Vulkan
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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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Geekbench 6 - Metal
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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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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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Sapphire Nitro+ Radeon RX Vega 56
8 GB HBM2 |
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ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
8 GB GDDR6 |
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