Product Compare

NVIDIA GeForce GTX 1660 Ti vs NVIDIA RTX A4000H

GPU GPU
Graphics Card
Release Date Feb 2019 Apr 2021
Generation GeForce 16 Quadro Ampere
Type Desktop Desktop
Bus Interface PCIe 3.0 x16 PCIe 4.0 x16
Clock Speeds
Base Clock 1500 MHz 735 MHz
Boost Clock 1770 MHz 1560 MHz
Memory Clock 1500 MHz 1750 MHz
Memory
Memory Size 6GB 16GB
Memory Type GDDR6 GDDR6
Memory Bus 192bit 256bit
Bandwidth 288.0GB/s 448.0GB/s
Render Config
SM Count 24 48
Shading Units 1536 6144
TMUs 96 192
ROPs 48 96
L1 Cache 64 KB (per SM) 128 KB (per SM)
L2 Cache 1536 KB 4 MB
Tensor Cores 192
RT Cores 48
Theoretical Performance
Pixel Rate 84.96 GPixel/s 149.8 GPixel/s
Texture Rate 169.9 GTexel/s 299.5 GTexel/s
FP16 (half) 10.87 TFLOPS 19.17 TFLOPS
FP32 (float) 5.437 TFLOPS 19.17 TFLOPS
FP64 (double) 169.9 GFLOPS 299.5 GFLOPS
Graphics Processor
GPU Name TU116 GA104
GPU Variant TU116-400-A1 GA104-???-A1
Architecture Turing Ampere
Foundry TSMC Samsung
Process Size 12 nm 8 nm
Transistors 6.6 billion 17.4 billion
Die Size 284 mm² 392 mm²
Board Design
TDP 120W 140W
Suggested PSU 300 W 300 W
Outputs 1x DVI1x HDMI 2.01x DisplayPort 1.4a 4x DisplayPort 1.4a
Power Connectors 1x 8-pin 1x 6-pin
Graphics Features
DirectX 12 (12_1) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.3 1.3
CUDA 7.5 8.6
Shader Model 6.6 6.7