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PCPartMatch
AMD

RX 6400

VS
AMD

RX 7900 XTX

Specifications

SpecRX 6400RX 7900 XTX
Performance
FP32 Performance3.6 TFLOPS61.4 TFLOPS+94%
Stream Processors7686,144+87%
Boost Clock2,321 MHz2,500 MHz+7%
Base Clock1,923 MHz+1%1,900 MHz
Memory
VRAM4 GB24 GB+83%
VRAM TypeGDDR6GDDR6
Memory Bus64-bit384-bit+83%
Memory Clock2,000 MHz2,500 MHz+20%
Memory Bandwidth128960+87%
Power
TDP53W+85%355W
Process Node6 nm FF (TSMC N6)5 nm (TSMC N5/N6)
Features
ArchitectureRDNA 2.0RDNA 3.0
GPU ChipNavi 24 XL (Navi 24)Navi 31 XTX (Navi 31)
Display Outputs1x DisplayPort, 1x HDMI3x DisplayPort, 1x HDMI
Price
MSRP$159+84%$999
Verdict

The AMD Radeon 7000 RX 7900 XTX wins in 7 out of 10 comparable specs. Its biggest advantage is FP32 Performance (1606% better). The RX 6400 wins in 3 specs, with its biggest advantage in TDP (85% better).

Benchmarks Coming Soon

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

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