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GeForce GTX 1660 SUPER vs Radeon RX 6600S

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Performance score

GeForce GTX 1660 SUPER 2019, $229 · 6 GB GDDR6, 125 W
13.35
Radeon RX 6600S · 4 GB GDDR6, 50–80 W
13.70 +3%

By our estimate, Radeon RX 6600S beats GeForce GTX 1660 SUPER by 3%.

The score is our own estimate from the specs (core count, clock, architecture), not FPS from benchmarks. 100 = the fastest card in our database.

Real tests

What the test measures

Blender is a popular free 3D graphics program. The test makes the device render three ready-made 3D scenes (light, shadows, reflections) and counts how many render passes it finishes per minute. The higher the number, the faster the device handles heavy work: 3D, video editing, photo processing. On a CPU the test loads all cores at once, so it shows the chip's full power; on a graphics card it shows its compute strength.

GPU rendering (Blender)

faster than 30% of tested · runs: 112

Median of real test runs on users' computers. It does not show FPS in games. Data updated: 31.10.2026.

Overview

GeForce GTX 1660 SUPERRadeon RX 6600S
Score (0–100) 13.35 13.7
Ranking position 134 128
Price/performance (0–100) 55.71 no data
Power efficiency (0–100) 51.2 no data
Manufacturer NVIDIA AMD
Type Desktop Laptop
Architecture Turing RDNA 2
Release date 2019-10-29 no data
Launch price $229 no data

Specifications

GeForce GTX 1660 SUPERRadeon RX 6600S
Shader cores 1408 1792
Base clock 1530 MHz no data
Boost clock 1785 MHz 1881 MHz
FP32 TFLOPS (calculated) 5.03 6.74
Hardware ray tracing no yes

Video memory

GeForce GTX 1660 SUPERRadeon RX 6600S
VRAM 6 GB 4 GB
Memory type GDDR6 GDDR6
Memory bus 192 bit 128 bit

Power and connection

GeForce GTX 1660 SUPERRadeon RX 6600S
Board power 125 W 50–80 W
PCI Express version 3.0 no data

Pros and cons

GeForce GTX 1660 SUPER

  • more VRAM: 6 GB vs 4 GB

Radeon RX 6600S

  • has hardware ray tracing

Other comparisons

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