Apex Legends
4K@240Hz·13:14 played
Guava·10h ago
Public3 Tips
220
FPSAverage
99
FPS1% Low
86%/65°C
35%/64°C
32 GB
51%usage
GeForce GT 640M vs Radeon RX 6800 XT
The GeForce GT 640M is much slower than the Radeon RX 6800 XT on average across 100+ games. We cannot compare value as at least one GPU is out of stock.
Radeon RX 6800 XT41% Score
- Up to 5697% faster on average across 100+ games
- Is 8 years and 9 months newer
- Available for $995.00
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 6800 XT has 3709% more compute power.
Pixel Fillratehelp
Radeon RX 6800 XT fills pixels 4978% faster.
Texture Fillratehelp
Radeon RX 6800 XT maps textures 2756% faster.
Memory Bandwidthhelp
Radeon RX 6800 XT moves data 1678% faster.
DDR3
Memory Typehelp
GDDR6128-bit
Memory Bushelp
256-bitGeForce 600M
Generationhelp
Navi II (RX 6000)Mobile
Segmenthelp
Desktop-
Power Connectorshelp
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Outputshelp
-Frequently Asked Questions
compare_arrowsWhich is better, GeForce GT 640M or Radeon RX 6800 XT?expand_more
The Radeon RX 6800 XT. It's 4000% faster than the GeForce GT 640M on average across 100+ games, scoring 41/100 vs 1/100 in our gaming rating.
speedHow much faster is Radeon RX 6800 XT than GeForce GT 640M?expand_more
4000% faster on average. The gap varies by game and resolution, check the per-game FPS comparison above.
aspect_ratioWhich is better for 1440p and 4K gaming, GeForce GT 640M or Radeon RX 6800 XT?expand_more
The Radeon RX 6800 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 6800 XT worth buying in 2026?expand_more
It scores 41/100 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 640M and Radeon RX 6800 XT?expand_more
Performance: GeForce GT 640M scores 1/100, Radeon RX 6800 XT scores 41/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the GeForce GT 640M or Radeon RX 6800 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 640M or Radeon RX 6800 XT?expand_more
The Radeon RX 6800 XT is the stronger pick at 41/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the GeForce GT 640M and Radeon RX 6800 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 640M vs RTX 5070GT 640M vs RTX 5060 TiGT 640M vs RTX 5060GT 640M vs RTX 5070 TiGT 640M vs RTX 5080GT 640M vs RX 9070 XTGT 640M vs RTX 5090GT 640M vs RX 9060 XT 16 GBGT 640M vs Arc B580GT 640M vs GTX 1660 SUPERGT 640M vs RX 7600GT 640M vs RTX 3080GT 640M vs RX 9070GT 640M vs RX 7700 XTGT 640M vs RX 580GT 640M vs RX 7900 XTGT 640M vs RX 6900 XTGT 640M vs RX 6800GT 640M vs Arc A310GT 640M vs Arc A580GT 640M vs Arc B570GT 640M vs RX 480GT 640M vs RTX 4090GT 640M vs RX 7900 XTXGT 640M vs R7 240GT 640M vs R7 250RX 6800 XT vs RTX 5070RX 6800 XT vs RTX 5060 TiRX 6800 XT vs RTX 5060RX 6800 XT vs RTX 5070 TiRX 6800 XT vs RTX 5080RX 6800 XT vs RX 9070 XTRX 6800 XT vs RTX 5090RX 6800 XT vs RX 9060 XT 16 GBRX 6800 XT vs Arc B580RX 6800 XT vs GTX 1660 SUPERRX 6800 XT vs RX 7600RX 6800 XT vs RTX 3080RX 6800 XT vs RX 9070RX 6800 XT vs RX 7700 XTRX 6800 XT vs RX 580RX 6800 XT vs RX 7900 XTRX 6800 XT vs RX 6900 XTRX 6800 XT vs RX 6800RX 6800 XT vs Arc A310RX 6800 XT vs Arc A580RX 6800 XT vs Arc B570RX 6800 XT vs RX 480RX 6800 XT vs RTX 4090RX 6800 XT vs RX 7900 XTXRX 6800 XT vs R7 240RX 6800 XT vs R7 250