SAPPHIRE Nitro+ Radeon RX 6650 XT
vs
ASRock Radeon RX 6600 Challenger D
GPU comparison with benchmarksThe SAPPHIRE Nitro+ Radeon RX 6650 XT is based on the AMD Radeon RX 6650 XT (RDNA 2) and has 8 GB GDDR6 graphics memory with a bandwidth of 280 GB/s.
The ASRock Radeon RX 6600 Challenger D is based on the AMD Radeon RX 6600 (RDNA 2) and has 8 GB GDDR6 graphics memory with a bandwidth of 224 GB/s. |
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GPUThe SAPPHIRE Nitro+ Radeon RX 6650 XT has the Navi 23 KXT graphics chip installed, which is based on the RDNA 2 architecture. The ASRock Radeon RX 6600 Challenger D is based on the graphics chip Navi 23 XL, which comes from the RDNA 2 architecture. |
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| SAPPHIRE Nitro+ Radeon RX 6650 XT | GPU | ASRock Radeon RX 6600 Challenger D |
| AMD Radeon RX 6650 XT | Based on | AMD Radeon RX 6600 |
| Navi 23 KXT | GPU Chip | Navi 23 XL |
| RDNA 2 | Architecture | RDNA 2 |
| 32 | Streaming Multiprocessors | 28 |
| 2048 | Shader | 1792 |
| 64 | Render Output Units | 64 |
| 128 | Texture Units | 112 |
| 32 | Raytracing Cores | 28 |
MemoryThe graphics memory of the SAPPHIRE Nitro+ Radeon RX 6650 XT clocks at 2.190 GHz, which corresponds to a speed of 17.5 Gbps. The graphics memory speed of the ASRock Radeon RX 6600 Challenger D is 14.0 Gbps and the clock speed is 1.750 GHz. |
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| 8 GB | Memory Size | 8 GB |
| GDDR6 | Memory Type | GDDR6 |
| 2.190 GHz | Memory Clock | 1.750 GHz |
| 17.5 Gbps | Memory Speed | 14.0 Gbps |
| 280 GB/s | Memory bandwidth | 224 GB/s |
| 128 bit | Memory Interface | 128 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 2.055 GHz | Base Clock | 1.626 GHz |
| 2.694 GHz | Boost Clock | 2.491 GHz |
| 2.52 GHz | Avg (Game) Clock | 2.04 GHz |
| Yes | Overclocking | Yes |
Thermal DesignThe SAPPHIRE Nitro+ Radeon RX 6650 XT is powered by 1 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 203 W. The ASRock Radeon RX 6600 Challenger D has 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 132 W. |
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| 203 W | TDP | 132 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 6650 XT is equipped with a total of 2 Axial main fans. The ASRock Radeon RX 6600 Challenger D has 2 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 2 x 90 mm | Fan 1 | 2 x 95 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the SAPPHIRE Nitro+ Radeon RX 6650 XT. The ASRock Radeon RX 6600 Challenger D supports the operation of a maximum of 4 monitors. |
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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 v1.4a | DP Ports | 3x DP v1.4 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the SAPPHIRE Nitro+ Radeon RX 6650 XT it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the ASRock Radeon RX 6600 Challenger D 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 | 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 |
| Decode | AV1 | Decode |
| Decode / Encode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe SAPPHIRE Nitro+ Radeon RX 6650 XT is connected to the system via PCIe 4.0 x 8 lanes and requires 3 PCIe-Slots space in the housing. The ASRock Radeon RX 6600 Challenger D needs the space of 2 PCIe-Slots in the case and has a PCIe 4.0 x 8 Lanes interface. |
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| 260 mm | Length | 269 mm |
| 130 mm | Height | 132 mm |
| 58 mm | Width | 41 mm |
| 3 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | 627 g |
| PCIe 4.0 x 8 | GPU Interface | PCIe 4.0 x 8 |
Additional dataThe SAPPHIRE Nitro+ Radeon RX 6650 XT has been manufactured with a structure width of 7 nanometers since Q2/2022. The ASRock Radeon RX 6600 Challenger D came on the market in Q4/2021 and will have a structure width of 7 nanometers manufactured. |
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| 11319-01-20G | Part-no | RX6600 CLD 8G |
| Q2/2022 | Release date | Q4/2021 |
| 399 $ (Reference) | Launch Price | 329 $ (Reference) |
| 7 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
2.055 GHz, 8 GB (203 W TDP)
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1.626 GHz, 8 GB (132 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 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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Port Royal (Raytracing)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
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 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
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 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
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 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
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 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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Geekbench 6 - Vulkan
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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Geekbench 6 - Metal
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SAPPHIRE Nitro+ Radeon RX 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
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 6650 XT
8 GB GDDR6 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
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