Gainward GeForce RTX 3090 Phoenix GS vs Gigabyte GeForce GTX 1660 Ti Mini ITX OC

VS
Gainward GeForce RTX 3090 Phoenix GS
Gainward GeForce RTX 3090 Phoenix GS Image
Gigabyte GeForce GTX 1660 Ti Mini ITX OC
Gigabyte GeForce GTX 1660 Ti Mini ITX OC Image
Gainward GeForce RTX 3090 Phoenix GS
Gigabyte GeForce GTX 1660 Ti Mini ITX OC
Key Differences Key Differences Gainward GeForce RTX 3090 Phoenix GS Gigabyte GeForce GTX 1660 Ti Mini ITX OC
GPU Base Clock Speed 1395MHz 1500MHz
GPU Boost Clock Speed 1725MHz 1785MHz
Pixel Rate 193.2 GPixel/s 85.68 GPixel/s
GPU Memory Speed 1219MHz 1500MHz
GPU Render Output Units (ROPs) 112 48
No. of Supported Displays Not Known 4
Performance Performance Gainward GeForce RTX 3090 Phoenix GS Gigabyte GeForce GTX 1660 Ti Mini ITX OC
GPU Base Clock Speed 1395MHz 1500MHz
Pixel Rate 193.2 GPixel/s 85.68 GPixel/s
FLOPS (Floating-point Performance) 36.21 TFLOPS 5.48 TFLOPS
GPU Memory Speed 1219MHz 1500MHz
Texture Filter Rate 565.8 GTexels/s 171.4 GTexels/s
Total GPU Shading Units 10496 1536
Total GPU TMUs 328 96
GPU Boost Clock Speed 1725MHz 1785MHz
GPU Render Output Units (ROPs) 112 48
DPFP (Double Precision Floating Point) Support No No
Features Features Gainward GeForce RTX 3090 Phoenix GS Gigabyte GeForce GTX 1660 Ti Mini ITX OC
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.5
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes Yes
No. of Supported Displays Not Known 4
Ports Ports Gainward GeForce RTX 3090 Phoenix GS Gigabyte GeForce GTX 1660 Ti Mini ITX OC
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2
DisplayPort Output 3 3
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Gainward GeForce RTX 3090 Phoenix GS Gigabyte GeForce GTX 1660 Ti Mini ITX OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28000 million 6600 million
Semiconductor Size 8nm 12nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 294mm 170mm
Height 112mm 121.3mm
Memory Memory Gainward GeForce RTX 3090 Phoenix GS Gigabyte GeForce GTX 1660 Ti Mini ITX OC
Effective Memory Clock 9750MHz 12000MHz
Max Memory Bandwidth 936GB/s 288GB/s
RAM 24GB 6GB
Memory Bus Interface Width 384bit 192bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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