223.43 CAD
ASROCK - VGA CARDS RX6400 CLI 4GB
The Asrock RX6400 CLI is a compact, powerful graphics card featuring 4GB of DDR6 memory and support for PCIe4, HDMI, and DisplayPort connections.
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ASRock Radeon RX 6400 Challenger ITX 4GB Graphics Card
The ASRock Radeon RX 6400 Challenger ITX is a compact, high‑performance video card designed for modern gaming and multimedia workloads. Built on AMD’s RDNA 2 architecture, it delivers smooth gameplay at 1080p while supporting advanced features such as DirectX 12 Ultimate, HDMI 2.1, and DisplayPort 1.4.
Key Specifications
- GPU Architecture: AMD RDNA 2 – the same architecture that powers next‑generation consoles, offering efficient power consumption and strong graphics performance.
- Boost Clock: Up to 2321 MHz (OC Mode) or 1770 MHz in Gaming Mode, ensuring responsive frame rates even under demanding titles.
- Core Clock: 1800 MHz in OC Mode – the base frequency that drives the GPU’s processing power.
- Memory: 4 GB GDDR6, 16 Gbps bandwidth, 64‑bit interface – providing ample VRAM for high‑resolution textures and smooth rendering.
- Interface: PCI Express 4.0 x4 – delivering double the data throughput of PCIe 3.0, which translates to faster load times and reduced bottlenecks.
- Outputs: 1 HDMI 2.1 port and 1 DisplayPort 1.4 – enabling 4K resolution at 60 Hz with HDR support.
- Resolution & Refresh Rate: Supports up to 4096 × 2160 (UHD) at 60 Hz, with a 2 ms response time for crisp motion handling.
- Cooling Solution: Single‑fan design featuring 0 dB silent cooling, ensuring quiet operation without compromising thermal performance.
- Software: ThunderMaster – a suite of utilities that allows users to tweak fan curves, monitor temperatures, and overclock the GPU safely.
- DirectX Support: DirectX 12 Ultimate – enabling advanced rendering techniques such as ray tracing, variable rate shading, and mesh shaders.
- HDCP Support: Yes – compliant with high‑definition content protection for streaming services and Blu‑ray playback.
Design & Build Quality
The Challenger ITX form factor is engineered for small‑form‑factor (SFF) builds, making it an ideal choice for mini‑PCs, HTPCs, and compact gaming rigs. Its single‑fan layout keeps the card lightweight while maintaining effective heat dissipation. The matte black finish blends seamlessly with modern case aesthetics.
Performance Highlights
Benchmark tests show that the RX 6400 excels in 1080p titles, consistently delivering frame rates above 60 FPS in games such as Fortnite, Apex Legends, and Valorant. In more demanding AAA releases, it comfortably handles medium to high settings at 30–45 FPS, making it a versatile card for both casual gamers and content creators.
The inclusion of HDMI 2.1 allows users to connect directly to next‑generation displays or TVs, unlocking features like Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM). DisplayPort 1.4 further expands connectivity options for multi‑monitor setups.
Power Efficiency
The RX 6400’s low TDP (35 W) means it can operate on a standard 450 W power supply, reducing overall system power consumption. This efficiency is complemented by the 0 dB fan profile, which keeps noise levels minimal during idle or light workloads.
Software & Driver Support
AMD’s Radeon Software Adrenalin provides a user‑friendly interface for driver updates, performance tuning, and game optimization. The ThunderMaster utility adds an extra layer of control, allowing users to fine‑tune fan curves, monitor GPU temperatures, and apply custom overclocks within safe limits.
Ideal Use Cases
- Compact Gaming Builds: Perfect for mini‑PCs that require a dedicated GPU without sacrificing performance.
- Home Theater PCs (HTPC): HDMI 2.1 support and low power draw make it suitable for media centers.
- Entry‑Level Content Creation: 4 GB GDDR6 is sufficient for video editing, graphic design, and light 3D rendering tasks.
- Future‑Proofing: PCIe 4.0 compatibility ensures longevity as newer CPUs and motherboards adopt the standard.
Conclusion
The ASRock Radeon RX 6400 Challenger ITX 4GB delivers a balanced mix of performance, efficiency, and compactness. Its modern architecture, high‑speed memory, and versatile connectivity make it an excellent choice for gamers, creators, and enthusiasts looking to build or upgrade a small‑form‑factor system without compromising on visual quality.
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| Identifiers | |
| Brand | ASROCK - VGA CARDS |
| MPN | ASROCK - VGA CARDS RX6400 CLI 4G |
| ID | 27737059 |
| Dimensions / Weight | |
| Key Features | |
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Boost Clock The maximum operating frequency that a graphics processing unit (GPU) can reach when its turbo or boost feature is active, expressed in hertz (Hz). This value indicates the peak performance capability of the GPU under load and helps users compare how fast a GPU can run beyond its base clock speed.
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Up to 2321 MHz / 16 Gbps |
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Chipset manufacturer The company that designs and produces the chipset used in a motherboard or other computer component. This value helps users identify the source of the chipset technology, assess compatibility, support, and performance expectations.
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AMD |
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Cooling The type of cooling mechanism used by a product, such as active fan‑based cooling, passive heat sinks, liquid cooling, or no active cooling. It indicates whether the device relies on airflow, conduction, or other methods to dissipate heat and helps users assess thermal performance and noise levels.
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Single Fan Design0DB Silent Cooling |
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Core clock The maximum operating frequency of a graphics processing unit (GPU) core, expressed in hertz (Hz). This value indicates how many cycles per second the GPU can execute and is useful for comparing performance potential across different graphics cards.
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OC Mode - 1800 MHz (Boost Clock)Gaming Mode - 1770 MHz (Boost Clock) |
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DirectX support The specific version of the Microsoft DirectX graphics API that a product supports, determining its compatibility with games and graphical applications.
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DirectX 12 Ultiamte |
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Graphics chipset The exact model or designation of the graphics processing unit (GPU) installed in a device, such as "Intel UHD Graphics 620", "NVIDIA GeForce RTX 2070" or "AMD Radeon RX 580". It identifies the specific GPU variant used for rendering and video processing, allowing users to compare visual performance and compatibility across products.
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AMD RX 6400 |
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HDCP Support Indicates whether the product supports High-bandwidth Digital Content Protection (HDCP), allowing it to play protected digital media on compatible displays and devices.
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Yes |
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Interface The physical or logical interface used by a device to connect with other components, such as USB, PCI Express, SATA, Ethernet, Thunderbolt, DisplayPort, or similar standards. It indicates the technology that enables data transfer and power delivery between the product and its peripherals.
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PCI Express 4.0 |
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Memory Clock The maximum operating frequency of a graphics processing unit (GPU), expressed in hertz (Hz). This value indicates how many cycles per second the GPU can execute and is typically reported as megahertz (MHz) or gigahertz (GHz). It helps users compare performance potential across different graphics cards.
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16 Gbps |
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Memory interface The width of the memory bus that a device uses to transfer data between its processor and memory modules, expressed in bits (e.g., 64‑bit, 128‑bit). This attribute indicates how many bits can be moved per clock cycle, affecting overall memory bandwidth.
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64-bit |
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Memory type The classification of the memory technology used in a device, such as DDR4 SDRAM, LPDDR3, GDDR6, or other variants. It indicates the architecture and generation of the RAM modules installed or supported by the product.
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DDR6 |
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Multi-GPU Support A list of the multi‑GPU configurations that a graphics card or motherboard can support, such as NVIDIA SLI, AMD CrossFireX, or NVLink. Each entry describes a distinct configuration and may include the number of GPUs involved (e.g., "2-way NVIDIA SLI", "3-way AMD CrossFireX").
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None |
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Outputs Represents the total count of physical output connectors a product provides for transmitting signals, such as audio jacks, HDMI, DVI, VGA, USB‑C, optical or other interfaces. The value is an integer indicating how many separate output connections are available.
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1 x HDMI 2.11 x DisplayPort 1.4 |
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Refresh rate The number of times per second that a display updates its image, expressed in hertz (Hz). It indicates the smoothness and responsiveness of motion on the screen; higher rates generally provide a more fluid visual experience.
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60Hz 2Ms Response Time |
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Resolution The pixel dimensions that a device can output or support, expressed as width by height (e.g., 1920x1080). It indicates the maximum resolution available for display content on the product.
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4096 x 2160 |
| Software | ThunderMaster |




