NVIDIA GeForce GTX 1660 Ti Laptop vs AMD Radeon RX 6600M Full Specs

Summary

1,536 Shaders 1.59GHz	1,792 Shaders 2.18GHz
6GB GDDR6288GB/s	8GB GDDR6256GB/s
Peak·FP32·FP16 4.88 TFLOPS	Peak·FP32·FP16 7.8 TFLOPS
Form Factor Soldered	Form Factor Soldered
TDP 80W	TDP 100W

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

GeForce GTX 1660 Ti Laptop9.77 TFLOPSFP16

x1

Radeon RX 6600M15.6 TFLOPSFP16

x1.60

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Theoretical Performance

Clock Speed1590MHz UC·Base·Boost·OC	Clock Speed2177MHz UC·Base·Boost·OC
Peak OPS 9.77 TFLOPSFP16	Peak OPS 15.6 TFLOPSFP16
FP16 9.77 TFLOPS	FP16 15.6 TFLOPS
FP32 4.88 TFLOPS	FP32 7.8 TFLOPS
FP64 152.6 GFLOPS	FP64 487.7 GFLOPS
Pixel Rate 76.3 GPixel/s	Pixel Rate 139.3 GPixel/s
Texture Rate 152.6 GTexel/s	Texture Rate 243.8 GTexel/s

Core Config

Shaders 1,536 Shaders	Shaders 1,792 Shaders
TMUs 96 TMUs	TMUs 112 TMUs
ROPs 48 ROPs	ROPs 64 ROPs
RT Cores -	RT Cores 28 RT-Cores
SMs 24 SMs	CUs 28 CUs

Clocks

Base Clock 1.46GHz	Base Clock 1.49GHz
Boost Clock 1.59GHz	Boost Clock 2.18GHz

Cache

L0 Cache -	L0 Cache 32KB/WGP
L1 32KB/SM Tex	L1 128KB/Array
L2 Cache 1.5MB shared	L2 Cache 2MB shared
L3 Cache -	L3 Cache 32MB shared
L3 Bandwidth -	L3 Bandwidth 832GB/s

Memory

6GB GDDR6	8GB GDDR6
Memory Bus 192-bit	Memory Bus 128-bit
Memory Speed 12GT/s	Memory Speed 16GT/s
Memory Bandwidth 288GB/s	Memory Bandwidth 256GB/s
ECC No	ECC No

Power & Thermals

TDP 80W

TDP 100W

Video Output

Max Resolution 7680x4320	Max Resolution 7680x4320
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 60Hz	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz
Multi-Monitor 3	Multi-Monitor 3
Adaptive Sync G-Sync FreeSync	Adaptive Sync - FreeSync
DSC Supported	DSC Supported
HDCP HDCP 2.2	HDCP HDCP 2.3

API Support

Shader Model 6.6	Shader Model 6.5
DirectX DirectX 12 Direct3D 12_1	DirectX DirectX 12 Direct3D 12_2
OpenGL 4.6 OpenCL 3 Vulkan 1.2	OpenGL 4.6 OpenCL 2.1 Vulkan 1.2
CUDA 7.5 GFX - PureVideo HD VP10 VDPAU Feature Set J	CUDA - GFX 10.3 PureVideo HD - VDPAU -

Encoder

Encoder NVENC 7	Encoder VCN 3.0
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder NVDEC 4	Decoder VCN 3.0
Codec MPEG-1 MPEG-2 MPEG-4 - VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) -	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 - VP9 AVC (H.264) HEVC (H.265) AV1

Card

Form Factor Soldered	Form Factor Soldered
PCIe PCIe 3.0 x16	PCIe PCIe 4.0 x8
Multi-GPU -	Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless

Chip

Manufacturer NVIDIA	Manufacturer AMD
Chip Designer NVIDIA	Chip Designer AMD
Architecture Turing	Architecture RDNA 2
Family GeForce 16	Family Radeon RX 6000
Branding	Branding
Codename NV168	Codename Dimgrey Cavefish
Chip Variant TU116-250-KA-A1	Chip Variant Navi 23 XL
Market Segment Laptop	Market Segment Laptop
Release Date Apr 23, 2019	Release Date May 31, 2021

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 12FFN	Fabrication Node N7
Die Size 284mm²	Die Size 237mm²
Transistor Count 6.6B	Transistor Count 11.1B
Transistor Density 23.24 MTr/mm²	Transistor Density 46.67 MTr/mm²

Images