The Sapphire Pulse RX 6400 4GB GDDR6 is a compact and energy-efficient graphics card designed for entry-level gaming and everyday computing. Built on AMD RDNA 2 architecture, it offers improved performance and modern features at an affordable price.
Efficient 1080p Entry-Level Gaming
This GPU is suitable for light gaming and esports titles at 1080p resolution. With 4GB GDDR6 memory, it delivers better speed compared to older GDDR5 cards.
- Smooth performance in esports games
- Ideal for office and multimedia use
- Better than integrated graphics
👉 It features 768 stream processors and boost clock up to ~2321 MHz, ensuring decent performance for its class.
Low Power Consumption – No Extra PSU Needed
One of the biggest advantages of RX 6400 is its very low power usage (~50–60W), making it perfect for prebuilt PCs and small systems.
- No external power connector required
- Works with low wattage power supplies
- Ideal for slim and SFF PCs
👉 Its compact size also allows installation in small cases easily.
Key Features
- 4GB GDDR6 memory
- 64-bit memory interface
- PCI Express 4.0 support
- HDMI + DisplayPort outputs
- Single fan compact design
- AMD RDNA 2 architecture
- DirectX 12 & Ray Tracing support
Buying Tip (Important)
This card works best on PCIe 4.0 systems. On older PCIe 3.0 systems, performance may drop slightly due to limited bandwidth.
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