PowerColor Red Devil Radeon RX 6650 XT 8GB
vs
XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
GPU comparison with benchmarksIn the gpu comparison between the PowerColor Red Devil Radeon RX 6650 XT 8GB and the XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe PowerColor Red Devil Radeon RX 6650 XT 8GB is based on the AMD Radeon RX 6650 XT and has 2048 texture shaders and 32 execution units. XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming is based on AMD Radeon RX 6650 XT, which has 2048 shaders and 32 execution units. |
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| PowerColor Red Devil Radeon RX 6650 XT 8GB | GPU | XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming |
| AMD Radeon RX 6650 XT | Based on | AMD Radeon RX 6650 XT |
| Navi 23 KXT | GPU Chip | Navi 23 KXT |
| 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 PowerColor Red Devil Radeon RX 6650 XT 8GB has 8 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 280 GB/s. The XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming can access 8 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 280 GB/s. |
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| 8 GB | Memory Size | 8 GB |
| GDDR6 | Memory Type | GDDR6 |
| 2.190 GHz | Memory Clock | 2.190 GHz |
| 17.5 Gbps | Memory Speed | 17.5 Gbps |
| 280 GB/s | Memory bandwidth | 280 GB/s |
| 128 bit | Memory Interface | 128 bit |
Clock SpeedsThe PowerColor Red Devil Radeon RX 6650 XT 8GB clocks in the base with up to 1.925 GHz  -6 %. The base frequency of the XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming is 2.192 GHz + 7 %. |
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| 1.925 GHz-6 % |
Base Clock | 2.192 GHz+ 7 % |
| 2.694 GHz+ 2 % |
Boost Clock | 2.694 GHz+ 2 % |
| 2.52 GHz+ 5 % |
Avg (Game) Clock | 2.52 GHz+ 5 % |
| Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the PowerColor Red Devil Radeon RX 6650 XT 8GB is 180 W + 2 %. The graphics card is supplied with energy via the 1 x 6-Pin, 1 x 8-Pin connector.The XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming has a TDP of 175 W -1 % and is supplied with the required energy via 1 x 8-Pin PCIe power connectors. |
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| 180 W+ 2 % |
TDP | 175 W-1 % |
| -- | TDP (up) | -- |
| 100 °C | Tjunction max | 100 °C |
| 1 x 6-Pin, 1 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe PowerColor Red Devil Radeon RX 6650 XT 8GB has a total of 2 Axial fans. The XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming has 3 Axial fans to cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 2 x 100 mm | Fan 1 | 3 x 90 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 PowerColor Red Devil Radeon RX 6650 XT 8GB. The XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming 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 v1.4a | DP Ports | 3x DP v1.4a |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetThe PowerColor Red Devil Radeon RX 6650 XT 8GB supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming 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 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 PowerColor Red Devil Radeon RX 6650 XT 8GB is 251 mm long, 133 mm high and 54 mm wide. The XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming is 274 mm long, 114 mm high and 50 mm wide. |
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| 251 mm | Length | 274 mm |
| 133 mm | Height | 114 mm |
| 54 mm | Width | 50 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4.0 x 8 | GPU Interface | PCIe 4.0 x 8 |
Additional dataThe PowerColor Red Devil Radeon RX 6650 XT 8GB was released in Q2/2022 at a price of 399 $ (Reference). The XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming was introduced in Q2/2022 at a price of 399 $ (Reference). |
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| AXRX 6650 XT 8GBD6-3DHE/OC | Part-no | RX-665X8TBDY |
| Q2/2022 | Release date | Q2/2022 |
| 399 $ (Reference) | Launch Price | 399 $ (Reference) |
| 7 nm | Structure size | 7 nm |
| data sheet | Documents | data sheet |
1.925 GHz, 8 GB (180 W TDP)
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2.192 GHz, 8 GB (175 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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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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Port Royal (Raytracing)
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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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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)
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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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2560x1440 (1440p)
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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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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)
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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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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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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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2560x1440 (1440p)
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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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1920x1080 (1080p)
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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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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Geekbench 6 - Vulkan
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PowerColor Red Devil Radeon RX 6650 XT 8GB
8 GB GDDR6 |
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XFX Speedster MERC 308 Radeon RX 6650 XT BLACK Gaming
8 GB GDDR6 |
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Geekbench 6 - Metal
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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