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Radeon RX Vega 64 vs Radeon RX Vega 56

Radeon RX Vega 64

2017 · $170 today

4424
Radeon RX Vega 56

2017 · $150 today

4828
Raster perfRay tracingAI computeEfficiencyThermals & noiseValue
Radeon RX Vega 64Radeon RX Vega 56

Dashed outline = score at launch

Why Radeon RX Vega 64 is better

  • FP32 Compute: 12.7 TFLOPS vs 10.5 TFLOPS(21% more)
  • Memory Bandwidth: 484 GB/s vs 410 GB/s(18% more)
  • Stream Processors: 4096 vs 3584(14% more)
  • Boost Clock: 1546 MHz vs 1471 MHz(5% more)

Why Radeon RX Vega 56 is better

  • TDP: 210 W vs 295 W(40% less)
  • Recommended PSU: 650 W vs 750 W(15% less)

Verdict

Radeon RX Vega 56 leads outright in 3 of 6 dimensions today.

Spec by spec

SpecRadeon RX Vega 64Radeon RX Vega 56
Core Specs
Stream Processors40963584
Boost Clock1546 MHz1471 MHz
Process Node14 nm14 nm
Memory
VRAM8 GB HBM28 GB HBM2
Memory Bus2048-bit2048-bit
Memory Bandwidth484 GB/s410 GB/s
Performance
FP32 Compute12.7 TFLOPS10.5 TFLOPS
Ray Tracing CoresNoneNone
Power & Thermal
TDP295 W210 W
Recommended PSU750 W650 W