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AMD Radeon RX 6600 vs NVIDIA GeForce RTX 5090

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Key differences

  • NVIDIA GeForce RTX 5090 has higher Tensor / AI cores (680 vs 0)
  • NVIDIA GeForce RTX 5090 has higher Shading cores (21,760 vs 1,792)
  • NVIDIA GeForce RTX 5090 has higher Memory bandwidth (1792 GB/s vs 224 GB/s)
  • NVIDIA GeForce RTX 5090 has higher RT cores (170 vs 28)
  • AMD Radeon RX 6600 has lower TDP (132 W vs 575 W)

Full spec comparison

Spec
AMD Radeon RX 6600
NVIDIA GeForce RTX 5090
Performance
VRAM8 GB32 GB
Memory typeGDDR6GDDR7
Memory bus width128 bit512 bit
Memory bandwidth224 GB/s1792 GB/s
Shading cores1,79221,760
RT cores28170
Tensor / AI cores0680
Base clock1626 MHz2010 MHz
Boost clock2491 MHz2410 MHz
Ray tracingYesYes
Upscaling techFSR 2DLSS 4 (Multi Frame Generation)
Power & Size
TDP132 W575 W
Recommended PSU500 W1000 W
Power connector1× 8-pin1× 16-pin (12V-2x6)
Bus interfacePCIe 4.0 x8PCIe 5.0 x16
Card length190 mm304 mm
Slot width2 slots2.5 slots
Display outputs1× DisplayPort 1.4, 1× HDMI 2.13× DisplayPort 2.1b, 1× HDMI 2.1b

Ready to buy?

AMD Radeon RX 6600

NVIDIA GeForce RTX 5090

Affiliate disclosure: As an Amazon Associate, PCTalkTalk Compare earns from qualifying purchases. We may also earn a commission from Newegg and B&H Photo Video links, at no extra cost to you.