SAPPHIRE NITRO+ Radeon RX 6600 XT
vs
ASRock Radeon RX 6600 XT Challenger D 8GB OC
GPU comparison with benchmarksIn the gpu comparison between the SAPPHIRE NITRO+ Radeon RX 6600 XT and the ASRock Radeon RX 6600 XT Challenger D 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 6600 XT is based on the AMD Radeon RX 6600 XT and has 2048 texture shaders and 32 execution units. ASRock Radeon RX 6600 XT Challenger D 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 6600 XT | GPU | ASRock Radeon RX 6600 XT Challenger D 8GB OC |
| AMD Radeon RX 6600 XT | Based on | AMD Radeon RX 6600 XT |
| Navi 23 XT | GPU Chip | Navi 23 XT |
| RDNA 2 | Architecture | RDNA 2 |
| 32 | Streaming Multiprocessors | 32 |
| 2048 | Shader | 2048 |
| 64 | Render Output Units | 64 |
| 128 | Texture Units | 128 |
| 32 | Raytracing Cores | 32 |
MemoryThe SAPPHIRE NITRO+ Radeon RX 6600 XT has 8 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 256 GB/s. The ASRock Radeon RX 6600 XT Challenger D 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 |
| GDDR6 | Memory Type | GDDR6 |
| 2.000 GHz | Memory Clock | 2.000 GHz |
| 16.0 Gbps | Memory Speed | 16.0 Gbps |
| 256 GB/s | Memory bandwidth | 256 GB/s |
| 128 bit | Memory Interface | 128 bit |
Clock SpeedsThe SAPPHIRE NITRO+ Radeon RX 6600 XT clocks in the base with up to 1.968 GHz. The base frequency of the ASRock Radeon RX 6600 XT Challenger D 8GB OC is 2.000 GHz  + 2 %. |
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| 1.968 GHz | Base Clock | 2.000 GHz+ 2 % |
| 2.607 GHz+ 1 % |
Boost Clock | 2.593 GHz |
| 2.43 GHz+ 3 % |
Avg (Game) Clock | 2.38 GHz+ 1 % |
| Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the SAPPHIRE NITRO+ Radeon RX 6600 XT is 160 W. The graphics card is supplied with energy via the 1 x 8-Pin connector. The ASRock Radeon RX 6600 XT Challenger D 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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| 160 W | TDP | 160 W |
| 180 W | TDP (up) | -- |
| 100 °C | Tjunction max | 100 °C |
| 1 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe SAPPHIRE NITRO+ Radeon RX 6600 XT has a total of 2 Axial fans. The ASRock Radeon RX 6600 XT Challenger D 8GB OC has 2 Axial fans to cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 2 x 100 mm | Fan 1 | 2 x 100 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 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 6600 XT. The ASRock Radeon RX 6600 XT Challenger D 8GB OC supports a maximum of 4 screens. |
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| 4 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.3 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1 |
| 3x DP v1.4 | DP Ports | 3x DP v1.4 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe SAPPHIRE NITRO+ Radeon RX 6600 XT supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the ASRock Radeon RX 6600 XT Challenger D 8GB OC is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_2 (Ultimate) | DirectX | 12_2 (Ultimate) |
| Yes | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| Addressable LED | 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 |
| Decode | AV1 | Decode |
| Decode / Encode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe SAPPHIRE NITRO+ Radeon RX 6600 XT is 240 mm long, 119 mm high and 45 mm wide. The ASRock Radeon RX 6600 XT Challenger D 8GB OC is 269 mm long, 132 mm high and 41 mm wide. |
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| 240 mm | Length | 269 mm |
| 119 mm | Height | 132 mm |
| 45 mm | Width | 41 mm |
| 3 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | 640 g |
| PCIe 4.0 x 8 | GPU Interface | PCIe 4.0 x 8 |
Additional dataThe SAPPHIRE NITRO+ Radeon RX 6600 XT was released in Q3/2021 at a price of 379 $ (Reference). The ASRock Radeon RX 6600 XT Challenger D 8GB OC was introduced in Q3/2021 at a price of 379 $ (Reference). |
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| 11309-01-20G | Part-no | RX6600XT CLD 8GO |
| Q3/2021 | Release date | Q3/2021 |
| 379 $ (Reference) | Launch Price | 379 $ (Reference) |
| 7 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
1.968 GHz, 8 GB (160 W TDP)
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2.000 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 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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Port Royal (Raytracing)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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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)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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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)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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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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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 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 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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Geekbench 6 - Vulkan
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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Geekbench 6 - Metal
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SAPPHIRE NITRO+ Radeon RX 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 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 6600 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 XT Challenger D 8GB OC
8 GB GDDR6 |
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