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PCPartMatch
AMD

RX 6400

VS
AMD

RX 6900 XT

Specifications

SpecRX 6400RX 6900 XT
Performance
FP32 Performance3.6 TFLOPS23 TFLOPS+84%
Stream Processors7685,120+85%
Boost Clock2,321 MHz+3%2,250 MHz
Base Clock1,923 MHz+6%1,815 MHz
Memory
VRAM4 GB16 GB+75%
VRAM TypeGDDR6GDDR6
Memory Bus64-bit256-bit+75%
Memory Clock2,000 MHz2,000 MHz
Memory Bandwidth128512+75%
Power
TDP53W+82%300W
Process Node6 nm FF (TSMC N6)7 nm FF (TSMC N7)
Features
ArchitectureRDNA 2.0RDNA 2.0
GPU ChipNavi 24 XL (Navi 24)Navi 21 XTX (Navi 21)
Display Outputs1x DisplayPort, 1x HDMI2x DisplayPort, 1x HDMI
Price
MSRP$159+84%$999
Verdict

The AMD Radeon 6000 RX 6900 XT wins in 5 out of 10 comparable specs. Its biggest advantage is Shader Units (567% better). The RX 6400 wins in 4 specs, with its biggest advantage in MSRP (84% better).

Benchmarks Coming Soon

We are collecting benchmark data from trusted sources. Check back soon for real performance comparisons.

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