AMD Radeon RX 6400 (4GB)

Buying advice

This compact and energy-efficient card is a solid choice for reliable 1080p gaming. It is a great pick for budget-conscious buyers who want to upgrade their PC without needing a heavy-duty power supply.

Specifications

LAUNCH

Released: 2022

GAMING PERFORMANCE

Gaming Performance Index (GPI): 37Estimated
Estimate & test conditions
PS5 reference: 2024 = 100 · Input years: 2022 · Historical estimate relative to standard PS5 = 100; game baskets and configurations differ. Current matched-quality experience is not calibrated.
Estimated · Three-anchor Time Spy proxy
100 is a PS5 (2024) reference, not a maximum. Relative displayed values are not game FPS ratios or a winner.
Estimated

GRAPHICS BENCHMARKS

3DMark Score: Conditions unconfirmed · Incompatible basis3,000
Test conditions & details
Score unit: points
Version not recorded
Bars align retained values of the same metric and unit. Test conditions may be unconfirmed. The endpoint is a display scale, not a test maximum, comparable device measurement, game FPS ratio or winner.

MEMORY & STORAGE

Graphics Memory: 4 GB GDDR6
Memory Bandwidth: 128 GB/sPeak physical memory bandwidth (not effective bandwidth)
Bus Width: 64 bit

ARCHITECTURE & COMPUTE

* FP32 describes floating-point throughput, not measured gaming performance. Architecture, clock and method differences affect comparison.

Architecture: RDNA 2
Process: 6 nm
Platform: Desktop
Compute Units: 12
FP32 TFLOPS*: Conditions unconfirmed3.57
Test conditions & details
Test: FP32
Score unit: TFLOPS
Version not recorded
Bars align retained values of the same metric and unit. Test conditions may be unconfirmed. The endpoint is a display scale, not a test maximum, comparable device measurement, game FPS ratio or winner.
FP16 (AI) TFLOPS: -
Resolution & frame-rate reference: 1080p / 60 fps

POWER & BATTERY

Power: 53 W · Typical Board Power (Desktop)

OTHER SPECIFICATIONS

Manufacturer: AMD