ASRock AMD Radeon RX 6400 Challenger ITX 4GB Single Fan Graphics Card
£169.16
- Model: GRASR-RX6400CLI4
Or 6 weekly interest free payments from £28.19 with 
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Clock: GPU / Memory
Boost Clock: Up to 2321 MHz / 16 Gbps
Game Clock: Up to 2039 MHz / 16 Gbps
Base Clock: 1923 MHz / 16 Gbps
Key Specification
6nm AMD Radeon RX 6400
4GB GDDR6
AMD RDNA 2 Architecture
DirectX 12 Ultimate
PCI Express 4.0 Support
1 x DisplayPort 1.4 with DSC / 1 x HDMI 2.1 VRR
Key Features
Single Fan Design
0dB Silent Cooling
Super Alloy Graphics Card
ASRock Tweak 2.0
8K Resolution Support
AMD FidelityFX Super Resolution
Hardware Raytracing
Single Fan Design
Optimized Cooling Efficiency.
Single fan that provide strong cooling performance and make your gaming rig stay cool. It’s optimized for delivering excellent gaming experience with stylish and streamlined design..
0dB Silent Cooling
Spin For Cooling, Stop For Silence.
The fan spins when the temperature goes high for the optimal cooling, and stops when the temperature goes low for the complete silence.
Nano Thermal Paste
Perfect Thermal Teamwork.
Eliminate the gaps in the contact area to maximize heat transfer and thermal efficiency.
Precise Screw Torque
Optimized Mounting Pressure.
ASRock adopts precise screw torque when assembling its graphics cards to optimize the cooler mounting pressure to improve thermal efficiency while avoiding damage to GPU die.
Dr. MOS
Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Intelligently delivering higher current and driving up to 50A continuous current for each phase, thus providing improved thermal result and superior performance.
Premium 90A Power Choke
Compared to traditional chokes, ASRock’s premium 90A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the graphics card.
2oz Copper PCB
Using only carefully selected copper materials for PCB layers, 2oz Copper PCB delivers lower temperature and higher energy efficiency for overclocking.
Matte Black PCB
A new mysterious matte black and copper color scheme to match the prestigious components on ASRock's high-end graphics card.
High Density Glass Fabric PCB
High Density Glass Fabric PCB design that reduces the gaps between the PCB layers to protect the graphics card against electrical shorts caused by humidity.
ASRock Tweak 2.0
Pro and Easy-to-Use Tuning Utility.
Provides the smart fan speed control and instant performance tweaking.
8K Resolution Support
Not only can it handles 4K graphics but also supports the next generation 8K video output for the ultimate visual experience.
PCI Express 4.0 Support
This graphics card features PCI Express 4.0 support, with a throughput of 16 GT/s and enables two times the bandwidth compared to PCI Express 3.0. Get ready for the next generation of PC gaming.
Great 1080p Performance
AMD Radeon RX 6400 graphics cards deliver great 1080p gaming and impressive frame rates. The power of AMD RDNA 2 architecture is unleashed with up to 12 powerful graphics compute units, coupled with all ultra-high bandwidth AMD Infinity Cache, and up to 4GB of dedicated GDDR6 memory.
Specifications
Graphics Engine
AMD Radeon RX 6400
Bus Standard
PCI Express 4.0 x4
DirectX
12 Ultimate
OpenGL
4.6
Memory
4GB GDDR6
Engine Clock
Boost Clock: Up to 2321 MHz
Game Clock: Up to 2039 MHz
Base Clock: 1923 MHz
Stream Processors
768
Memory Clock
16 Gbps
Memory Interface
64-bit
Resolution
Digital Max Resolution: 7680 x 4320
Interface
1 x HDMI 2.1 VRR
1 x DisplayPort 1.4 with DSC
HDCP
Yes
Multi-View
2
Recommended PSU
350W
Accessories
1 x Quick Installation Guide
Dimensions
162 x 112 x 39 mm, 2-slot
Net Weight
275g
Boost Clock: Up to 2321 MHz / 16 Gbps
Game Clock: Up to 2039 MHz / 16 Gbps
Base Clock: 1923 MHz / 16 Gbps
Key Specification
6nm AMD Radeon RX 6400
4GB GDDR6
AMD RDNA 2 Architecture
DirectX 12 Ultimate
PCI Express 4.0 Support
1 x DisplayPort 1.4 with DSC / 1 x HDMI 2.1 VRR
Key Features
Single Fan Design
0dB Silent Cooling
Super Alloy Graphics Card
ASRock Tweak 2.0
8K Resolution Support
AMD FidelityFX Super Resolution
Hardware Raytracing
Single Fan Design
Optimized Cooling Efficiency.
Single fan that provide strong cooling performance and make your gaming rig stay cool. It’s optimized for delivering excellent gaming experience with stylish and streamlined design..
0dB Silent Cooling
Spin For Cooling, Stop For Silence.
The fan spins when the temperature goes high for the optimal cooling, and stops when the temperature goes low for the complete silence.
Nano Thermal Paste
Perfect Thermal Teamwork.
Eliminate the gaps in the contact area to maximize heat transfer and thermal efficiency.
Precise Screw Torque
Optimized Mounting Pressure.
ASRock adopts precise screw torque when assembling its graphics cards to optimize the cooler mounting pressure to improve thermal efficiency while avoiding damage to GPU die.
Dr. MOS
Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Intelligently delivering higher current and driving up to 50A continuous current for each phase, thus providing improved thermal result and superior performance.
Premium 90A Power Choke
Compared to traditional chokes, ASRock’s premium 90A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the graphics card.
2oz Copper PCB
Using only carefully selected copper materials for PCB layers, 2oz Copper PCB delivers lower temperature and higher energy efficiency for overclocking.
Matte Black PCB
A new mysterious matte black and copper color scheme to match the prestigious components on ASRock's high-end graphics card.
High Density Glass Fabric PCB
High Density Glass Fabric PCB design that reduces the gaps between the PCB layers to protect the graphics card against electrical shorts caused by humidity.
ASRock Tweak 2.0
Pro and Easy-to-Use Tuning Utility.
Provides the smart fan speed control and instant performance tweaking.
8K Resolution Support
Not only can it handles 4K graphics but also supports the next generation 8K video output for the ultimate visual experience.
PCI Express 4.0 Support
This graphics card features PCI Express 4.0 support, with a throughput of 16 GT/s and enables two times the bandwidth compared to PCI Express 3.0. Get ready for the next generation of PC gaming.
Great 1080p Performance
AMD Radeon RX 6400 graphics cards deliver great 1080p gaming and impressive frame rates. The power of AMD RDNA 2 architecture is unleashed with up to 12 powerful graphics compute units, coupled with all ultra-high bandwidth AMD Infinity Cache, and up to 4GB of dedicated GDDR6 memory.
Specifications
Graphics Engine
AMD Radeon RX 6400
Bus Standard
PCI Express 4.0 x4
DirectX
12 Ultimate
OpenGL
4.6
Memory
4GB GDDR6
Engine Clock
Boost Clock: Up to 2321 MHz
Game Clock: Up to 2039 MHz
Base Clock: 1923 MHz
Stream Processors
768
Memory Clock
16 Gbps
Memory Interface
64-bit
Resolution
Digital Max Resolution: 7680 x 4320
Interface
1 x HDMI 2.1 VRR
1 x DisplayPort 1.4 with DSC
HDCP
Yes
Multi-View
2
Recommended PSU
350W
Accessories
1 x Quick Installation Guide
Dimensions
162 x 112 x 39 mm, 2-slot
Net Weight
275g
