Limited Radeon RX 6600M Buy Now ↗
VS
Discontinued GeForce GTX 1660 Ti Buy Now ↗
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Review

Radeon RX 6600M
GeForce GTX 1660 Ti
Gaming
24
20
Workstation
29
29
AI/ML
25
18
Energy Efficiency
60
44
Quick Comparison Final Score
31
23
❖

Key differences

Key distinctions and advantages between Radeon RX 6600M and GeForce GTX 1660 Ti

Reasons to consider the Radeon RX 6600M

  • + RDNA 2.0 architecture
  • + Navi 23 codename
  • + 8GB GDDR6 memory
  • + PCIe 4.0 x8 interface

Reasons to consider the GeForce GTX 1660 Ti

  • + Turing architecture
  • + TU116 codename
  • + 6GB GDDR6 memory
  • + PCIe 3.0 x16 interface

Pros & Cons

Radeon RX 6600M
  • Hardware ray tracing support
  • Limited gaming performance at higher resolutions
  • No DLSS upscaling support
  • Older generation architecture

"A budget AMD Radeon RX 6600M graphics card with limited performance overall. Suited for casual gaming and basic graphics tasks."

GeForce GTX 1660 Ti
  • Dedicated AI tensor cores
  • Limited gaming performance at higher resolutions
  • No hardware ray tracing
  • No DLSS upscaling support
  • Older generation architecture

"A budget Nvidia GeForce GTX 1660 Ti graphics card with limited performance overall. Suited for casual gaming and basic graphics tasks."

Gaming Performance

Forza Horizon 5

1080p High
60
52
Radeon RX 6600M GeForce GTX 1660 Ti

The Witcher 3

1080p High
81
69
Radeon RX 6600M GeForce GTX 1660 Ti

Counter-Strike 2

1080p High
111
96
Radeon RX 6600M GeForce GTX 1660 Ti

Far Cry 6

1080p High
75
64
Radeon RX 6600M GeForce GTX 1660 Ti

Hogwarts Legacy

1080p High
47
37
Radeon RX 6600M GeForce GTX 1660 Ti

Call of Duty

1080p High
71
47
Radeon RX 6600M GeForce GTX 1660 Ti

Ghost of Tsushima

1080p High
49
32
Radeon RX 6600M GeForce GTX 1660 Ti

Cyberpunk 2077

1080p High
53
42
Radeon RX 6600M GeForce GTX 1660 Ti

Tomb Raider

1080p High
89
74
Radeon RX 6600M GeForce GTX 1660 Ti
FPS Table
Radeon RX 6600M GeForce GTX 1660 Ti
1080p High1080p Ultra1440p Ultra4K Ultra 1080p High1080p Ultra1440p Ultra4K Ultra
Forza Horizon 5 60 — — — 52 — — —
The Witcher 3 81 — — — 69 — — —
Counter-Strike 2 111 — — — 96 — — —
Far Cry 6 75 — — — 64 — — —
Hogwarts Legacy 47 — — — 37 — — —
Call of Duty 71 — — — 47 — — —
Ghost of Tsushima 49 — — — 32 — — —
Cyberpunk 2077 53 — — — 42 — — —
Tomb Raider 89 — — — 74 — — —
Average FPS 71——— 57———
Average FPS by Resolution
Radeon RX 6600M GeForce GTX 1660 Ti
1080p High 90 74
1080p Ultra 71 57
1440p Ultra 48 41
4K Ultra 25 21
Margin of Error Low Low

Benchmarks

3D Mark
Steel Nomad Lite Score
Radeon RX 6600M +18%
7012
GeForce GTX 1660 Ti
5944
Radeon RX 6600M GeForce GTX 1660 Ti
Time Spy 8011 6339
Solar Bay 30083 20534
Port Royal 3880 1650
Fire Strike 23175 16653
Wild Life Extreme 14422 13005
Night Raid 95245 76361
Passmark Graphics
G3D Mark Score
Radeon RX 6600M +10%
13906
GeForce GTX 1660 Ti
12661
Radeon RX 6600M GeForce GTX 1660 Ti
G2D Mark 724 779
DirectX 11 137 FPS 103 FPS
DirectX 12 51 FPS 51 FPS
GPU Compute 5593 Ops/s 5074 Ops/s
Blender
Blender GPU
Radeon RX 6600M +14%
904.6
GeForce GTX 1660 Ti
796.71

Specifications

GeekBench 6 OpenCL
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
GB6 Compute Score 71125 72340
Background Blur 176.1 img/sec 124.8 img/sec
Face Detection 102.4 img/sec 69.4 img/sec
Horizon Detection 2.19 Gpixels/sec 2.67 Gpixels/sec
Edge Detection 3.1 Gpixels/sec 3.48 Gpixels/sec
Gaussian Blur 2.8 Gpixels/sec 3.52 Gpixels/sec
Feature Matching 0.78 Gpixels/sec 0.92 Gpixels/sec
Stereo Matching 313.2 Gpixels/sec 355.9 Gpixels/sec
Particle Physics 8768.9 FPS 9094.4 FPS
API OpenCL OpenCL
GeekBench 6 ML
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
GB6 ML Single Precision 14016 10788
GB6 ML Half Precision 16471 8753
GB6 ML Quantized 11065 7620
Image Classification (SP) 6355 4272
Image Segmentation (HP) 7183 6435
Image Super Resolution (Q) 16962 9635
Face Detection (HP) 20793 10867
Pose Estimation (Q) 65012 41061
Text Classification (SP) 2139 1737
Machine Translation (HP) 3411 3301
Object Detection (SP) 5102 5600
Depth Estimation (Q) 26194 18914
Style Transfer (SP) 139748 83427
Framework ONNX ONNX
Backend DirectML DirectML
General
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
Vendor Amd Nvidia
Build Discrete Discrete
Released June 1, 2021 February 22, 2019
Case Laptop Desktop
Purpose Gaming Gaming
Segment Mid-range Entry-level
Architecture RDNA 2.0 Turing
GPU Codename Navi 23 TU116
Recommended CPU -AMD Ryzen 5 5600Hor above -Intel Core i5 9500or above
Graphics Processing Unit
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
Base Clock 1489 MHz 1500 MHz
Boost Clock 1520-2177 MHz (configurable) 1770 MHz
Shading Units 1792 1536
Texture Mapping Units (TMUs) 112 96
Render Output Units (ROPs) 64 48
Compute Units (Pipelines) 28 24
Tensor Cores No
Ray-tracing Cores 28 No
L1 Cache 128KB per cluster 64KB per cluster
L2 Cache 2MB shared 1536KB shared
Instructions Per Cycle 2 IPC 2 IPC
Raw Performance
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
Pixel Fill Rate 97-139 GPixel/s 85 GPixel/s
Texture Fill Rate 170-244 GTexel/s 170 GTexel/s
FLOPS (FP32) 5.4-7.8 TFLOPS 5.4 TFLOPS
Physical
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
Interface PCIe 4.0 x8 PCIe 3.0 x16
TGP 50-100 W (configurable) 120 W
Manufacturing TSMC TSMC
Fabrication Process 7 nm 12 nm
Die Size 237 mm² 284 mm²
Transistor Count 11.06 billion 6 billion
Transistor Density 46.67 MTr/mm² 21.13 MTr/mm²
Max. Temperature
Memory
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
Memory Type GDDR6 GDDR6
API
Specification Radeon RX 6600M ↗ GeForce GTX 1660 Ti ↗
DirectX 12 12
Vulkan 1.2 1.3
OpenGL 4.6 4.6
OpenCL 2.1 3
CUDA 7.5
Ray Tracing Yes No
DLSS No No
DisplayPort 1.4 1.4a

Comparison with Competitors

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