SAPPHIRE Pulse Radeon RX 6400
vs
ASRock Radeon RX 6500 XT Challenger ITX 4GB
GPU comparison with benchmarksThe SAPPHIRE Pulse Radeon RX 6400 is based on the AMD Radeon RX 6400 (RDNA 2) and has 4 GB GDDR6 graphics memory with a bandwidth of 128 GB/s.
The ASRock Radeon RX 6500 XT Challenger ITX 4GB is based on the AMD Radeon RX 6500 XT (RDNA 2) and has 4 GB GDDR6 graphics memory with a bandwidth of 144 GB/s. |
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GPUThe SAPPHIRE Pulse Radeon RX 6400 has the Navi 24 XL graphics chip installed, which is based on the RDNA 2 architecture. The ASRock Radeon RX 6500 XT Challenger ITX 4GB is based on the graphics chip Navi 24 XT, which comes from the RDNA 2 architecture. |
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| SAPPHIRE Pulse Radeon RX 6400 | GPU | ASRock Radeon RX 6500 XT Challenger ITX 4GB |
| AMD Radeon RX 6400 | Based on | AMD Radeon RX 6500 XT |
| Navi 24 XL | GPU Chip | Navi 24 XT |
| RDNA 2 | Architecture | RDNA 2 |
| 12 | Streaming Multiprocessors | 16 |
| 768 | Shader | 1024 |
| 32 | Render Output Units | 32 |
| 48 | Texture Units | 64 |
| 12 | Raytracing Cores | 16 |
MemoryThe graphics memory of the SAPPHIRE Pulse Radeon RX 6400 clocks at 2.000 GHz, which corresponds to a speed of 16.0 Gbps. The graphics memory speed of the ASRock Radeon RX 6500 XT Challenger ITX 4GB is 18.0 Gbps and the clock speed is 2.250 GHz. |
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| 4 GB | Memory Size | 4 GB |
| GDDR6 | Memory Type | GDDR6 |
| 2.000 GHz | Memory Clock | 2.250 GHz |
| 16.0 Gbps | Memory Speed | 18.0 Gbps |
| 128 GB/s | Memory bandwidth | 144 GB/s |
| 64 bit | Memory Interface | 64 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.923 GHz | Base Clock | 2.200 GHz |
| 2.321 GHz | Boost Clock | 2.815 GHz |
| 2.04 GHz | Avg (Game) Clock | 2.61 GHz |
| Yes | Overclocking | Yes |
Thermal DesignThe SAPPHIRE Pulse Radeon RX 6400 is powered by connectors. The TDP (Thermal Design Power) of the graphics card is 55 W. The ASRock Radeon RX 6500 XT Challenger ITX 4GB has 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 107 W. |
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| 55 W | TDP | 107 W |
| -- | TDP (up) | -- |
| 97 °C | Tjunction max | 97 °C |
| PCIe-Power | 1 x 8-Pin | |
Cooler & FansThe SAPPHIRE Pulse Radeon RX 6400 is equipped with a total of 1 Axial main fans. The ASRock Radeon RX 6500 XT Challenger ITX 4GB has 1 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 1 x 50 mm | Fan 1 | 1 x 100 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| -- | Noise (Load) | -- |
ConnectivityUp to 2 screens can be operated with the SAPPHIRE Pulse Radeon RX 6400. The ASRock Radeon RX 6500 XT Challenger ITX 4GB supports the operation of a maximum of 2 monitors. |
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| 2 | Max. Displays | 2 |
| 2.3 | HDCP-Version | 2.3 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1 |
| 1x DP v1.4a | DP Ports | 1x DP v1.4a |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the SAPPHIRE Pulse Radeon RX 6400 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 6500 XT Challenger ITX 4GB 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 |
| No LED lighting | 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 |
| Decode / Encode | h265 / HEVC | Decode |
| Decode | AV1 | No |
| Decode / Encode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe SAPPHIRE Pulse Radeon RX 6400 is connected to the system via PCIe 4.0 x 4 lanes and requires 1 PCIe-Slots space in the housing. The ASRock Radeon RX 6500 XT Challenger ITX 4GB needs the space of 2 PCIe-Slots in the case and has a PCIe 4.0 x 4 Lanes interface. |
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| 170 mm | Length | 179 mm |
| 56 mm | Height | 124 mm |
| 17 mm | Width | 40 mm |
| 1 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| -- | Weight | 385 g |
| PCIe 4.0 x 4 | GPU Interface | PCIe 4.0 x 4 |
Additional dataThe SAPPHIRE Pulse Radeon RX 6400 has been manufactured with a structure width of 6 nanometers since Q2/2022. The ASRock Radeon RX 6500 XT Challenger ITX 4GB came on the market in Q1/2022 and will have a structure width of 6 nanometers manufactured. |
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| 11315-01-20G | Part-no | RX6500XT CLI 4G |
| Q2/2022 | Release date | Q1/2022 |
| 159 $ (Reference) | Launch Price | 199 $ (Reference) |
| 6 nm | Structure size | 6 nm |
| data sheet | Documents | data sheet |
1.923 GHz, 4 GB (55 W TDP)
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2.200 GHz, 4 GB (107 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 Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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Port Royal (Raytracing)
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 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 Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 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.
1920x1080 (1080p)
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 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 Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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2560x1440 (1440p)
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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1920x1080 (1080p)
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 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 Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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Geekbench 6 - Vulkan
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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Geekbench 6 - Metal
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SAPPHIRE Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 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 Pulse Radeon RX 6400
4 GB GDDR6 |
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ASRock Radeon RX 6500 XT Challenger ITX 4GB
4 GB GDDR6 |
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