GeForce GT 640M vs Radeon R7 Graphics
The GeForce GT 640M is quite a bit slower than the Radeon R7 Graphics 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 R7 Graphics has 2% more compute power.
Pixel Fillratehelp
Radeon R7 Graphics fills pixels 2% faster.
Texture Fillratehelp
GeForce GT 640M maps textures 31% faster.
DDR3
Memory Typehelp
System-Shared128-bit
Memory Bushelp
System-SharedGeForce 600M
Generationhelp
GCN 2.0 IGP (Kaveri)Mobile
Segmenthelp
Integrated-
Power Connectorshelp
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Outputshelp
-Frequently Asked Questions
compare_arrowsWhich is better, GeForce GT 640M or Radeon R7 Graphics?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 640M or Radeon R7 Graphics?expand_more
They trade blows depending on the game. Toggle the resolution selector above to compare per-game FPS at 1440p and 4K.
differenceWhat is the difference between GeForce GT 640M and Radeon R7 Graphics?expand_more
Performance: GeForce GT 640M scores 1/100, Radeon R7 Graphics scores 4/100. 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 R7 Graphics 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 R7 Graphics?expand_more
Both are solid choices. Compare your current GPU against each one to see the exact FPS gain.
memoryDoes VRAM matter when comparing the GeForce GT 640M and Radeon R7 Graphics?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 RX 9070GT 640M vs RX 9060 XT 16 GBGT 640M vs RTX 5070GT 640M vs RX 9070 XTGT 640M vs RTX 5060GT 640M vs RTX 5080GT 640M vs RX 6800Arc B580 vs GT 640MArc A310 vs GT 640MGT 640M vs RTX 5060 TiArc A580 vs GT 640MArc A750 vs GT 640MGT 640M vs RTX 5070 TiGT 640M vs RX 580GT 640M vs GTX 1660 SUPERGT 640M vs R5 GraphicsGT 640M vs RX 560GT 640M vs RTX 5090GT 640M vs RTX 4090GT 640M vs RX 6900 XTGT 640M vs RX 7900 XTXGT 640M vs Pro W5500GT 640M vs Pro W5700GT 640M vs R7 240GT 640M vs R7 250Arc B570 vs GT 640MR7 Graphics vs RX 9070R7 Graphics vs RX 9060 XT 16 GBRTX 5070 vs R7 GraphicsR7 Graphics vs RX 9070 XTRTX 5060 vs R7 GraphicsRTX 5080 vs R7 GraphicsR7 Graphics vs RX 6800Arc B580 vs R7 GraphicsArc A310 vs R7 GraphicsRTX 5060 Ti vs R7 GraphicsArc A580 vs R7 GraphicsArc A750 vs R7 GraphicsRTX 5070 Ti vs R7 GraphicsR7 Graphics vs RX 580GTX 1660 SUPER vs R7 GraphicsR5 Graphics vs R7 GraphicsR7 Graphics vs RX 560RTX 5090 vs R7 GraphicsRTX 4090 vs R7 GraphicsR7 Graphics vs RX 6900 XTR7 Graphics vs RX 7900 XTXPro W5500 vs R7 GraphicsPro W5700 vs R7 GraphicsR7 240 vs R7 GraphicsR7 250 vs R7 GraphicsArc B570 vs R7 Graphics