NVIDIA GeForce GTX 660 vs NVIDIA GeForce RTX 2060

Table of Contents

Graphics Processor

GPU model GK106 TU106
GPU variant GK106-400-A1 TU106-200A-KA-A1
Architecture Kepler Turing
Foundry TSMC TSMC
Manufacturing process 28 nm 12 nm
Number of transistors 2,540 million 10,800 million
Die size 221 mm² 445 mm²

Graphics Card

Release date Sep 6th, 2012 Jan 7th, 2019
Generation GeForce 600 GeForce 20
Production End-of-life Active
Launch price 229 USD 349 USD
Interface PCIe 3.0 x16 PCIe 3.0 x16
Reviews 77 in our database 85 in our database
Predecessor GeForce 500 GeForce 10
Successor GeForce 700 GeForce 30

Clocks

Base clock 980 MHz 1365 MHz
Boost clock 1032 MHz 1680 MHz
Memory clock 1502 MHz 6 Gbps effective 1750 MHz 14 Gbps effective

Memory Configuration

Memory size 2 GB 6 GB
Memory type GDDR5 GDDR6
Memory bus width 192 bit 192 bit
Bandwidth 144.2 GB/s 336.0 GB/s

Render Configuration

Shading units 960 1920
TMUs 80 120
ROPs 24 48
SMX count 5
Cache L1 16 KB (per SMX) 64 KB (per SM)
Cache L2 384 KB 3 MB
SM count 30
Tensor cores 240
RT cores 30

Performance

Pixel rate 20.64 GPixel/s 80.64 GPixel/s
Texture rate 82.56 GTexel/s 201.6 GTexel/s
FP32 (float) performance 1.981 TFLOPS 6.451 TFLOPS
FP64 (double) performance 82.56 GFLOPS (1:24) 201.6 GFLOPS (1:32)
FP16 (half) performance 12.90 TFLOPS (2:1)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 241 mm 9.5 inches 229 mm 9 inches
TDP 140 W 160 W
Suggested PSU 300 W 450 W
Outputs 2x DVI1x HDMI1x DisplayPort 1x DVI1x HDMI2x DisplayPort1x USB Type-C
Power connectors 1x 6-pin 1x 8-pin
Board number P2030 PG160 SKU 42
Width 113 mm 4.4 inches
Height 35 mm 1.4 inches

API Support & Features

DirectX 12 (11_0) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.1 1.2
CUDA 3.0 7.5
Shader model 5.1 6.6

Other Features

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