GeForce GT 420M vs Radeon RX 6900 XT
The GeForce GT 420M is much slower than the Radeon RX 6900 XT on average across 100+ games. We cannot compare value as at least one GPU is out of stock.
FPS Comparison Across Popular Games
Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.
Specs & Benchmark Comparison
Side-by-side specs, synthetic benchmarks, and key hardware differences.
FP32 Computehelp
Radeon RX 6900 XT has 11900% more compute power.
Pixel Fillratehelp
Radeon RX 6900 XT fills pixels 14300% faster.
Texture Fillratehelp
Radeon RX 6900 XT maps textures 8900% faster.
Memory Bandwidthhelp
Radeon RX 6900 XT moves data 1900% faster.
DDR3
Memory Typehelp
GDDR6128-bit
Memory Bushelp
256-bitGeForce 400M
Generationhelp
Navi II (RX 6000)Mobile
Segmenthelp
Desktop-
Power Connectorshelp
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Outputshelp
-Frequently Asked Questions
compare_arrowsWhich is better, GeForce GT 420M or Radeon RX 6900 XT?expand_more
Neither, they're within 1% of each other across 100+ games. Pick based on price, availability, or VRAM.
aspect_ratioWhich is better for 1440p and 4K gaming, GeForce GT 420M or Radeon RX 6900 XT?expand_more
The Radeon RX 6900 XT is faster at both resolutions. At 4K, VRAM matters more, check the specs section to compare memory. Toggle the resolution selector above to see per-game FPS.
paidIs the Radeon RX 6900 XT worth buying in 2026?expand_more
It scores 44/100 in our gaming rating, faster than most GPUs on the market. Good buy if the price is right.
differenceWhat is the difference between GeForce GT 420M and Radeon RX 6900 XT?expand_more
Performance: GeForce GT 420M scores 0/100, Radeon RX 6900 XT scores 44/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the GeForce GT 420M or Radeon RX 6900 XT bottleneck my PC?expand_more
Depends on the rest of your build, especially your CPU. Swap the paired CPU in the FPS section above to see if it limits performance, or use our bottleneck calculator for a full analysis.
upgradeIs it worth upgrading to the GeForce GT 420M or Radeon RX 6900 XT?expand_more
The Radeon RX 6900 XT is the stronger pick at 44/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the GeForce GT 420M and Radeon RX 6900 XT?expand_more
Yes, more VRAM helps at higher resolutions and in modded games. Check the specs section above to compare memory capacity and bandwidth between both GPUs.
Popular Comparisons
GT 420M vs RX 9070GT 420M vs RX 9060 XT 16 GBGT 420M vs RTX 5070GT 420M vs RX 9070 XTGT 420M vs RTX 5060GT 420M vs RTX 5080GT 420M vs RX 6800Arc B580 vs GT 420MArc A310 vs GT 420MGT 420M vs RTX 5060 TiArc A580 vs GT 420MArc A750 vs GT 420MGT 420M vs RTX 5070 TiGT 420M vs R7 GraphicsGT 420M vs RX 580GT 420M vs GTX 1660 SUPERGT 420M vs R5 GraphicsGT 420M vs RX 560GT 420M vs RTX 5090GT 420M vs RTX 4090GT 420M vs RX 7900 XTXGT 420M vs Pro W5500GT 420M vs Pro W5700GT 420M vs R7 240GT 420M vs R7 250Arc B570 vs GT 420MRX 6900 XT vs RX 9070RX 6900 XT vs RX 9060 XT 16 GBRTX 5070 vs RX 6900 XTRX 6900 XT vs RX 9070 XTRTX 5060 vs RX 6900 XTRTX 5080 vs RX 6900 XTRX 6800 vs RX 6900 XTArc B580 vs RX 6900 XTArc A310 vs RX 6900 XTRTX 5060 Ti vs RX 6900 XTArc A580 vs RX 6900 XTArc A750 vs RX 6900 XTRTX 5070 Ti vs RX 6900 XTR7 Graphics vs RX 6900 XTRX 580 vs RX 6900 XTGTX 1660 SUPER vs RX 6900 XTR5 Graphics vs RX 6900 XTRX 560 vs RX 6900 XTRTX 5090 vs RX 6900 XTRTX 4090 vs RX 6900 XTRX 6900 XT vs RX 7900 XTXPro W5500 vs RX 6900 XTPro W5700 vs RX 6900 XTR7 240 vs RX 6900 XTR7 250 vs RX 6900 XTArc B570 vs RX 6900 XT