EVGA GeForce RTX 3090 XC3 Ultra Gaming vs Gainward GeForce GTX 1660 Pegasus

VS
EVGA GeForce RTX 3090 XC3 Ultra Gaming
EVGA GeForce RTX 3090 XC3 Ultra Gaming Image
Gainward GeForce GTX 1660 Pegasus
Gainward GeForce GTX 1660 Pegasus Image
EVGA GeForce RTX 3090 XC3 Ultra Gaming
Gainward GeForce GTX 1660 Pegasus
Key Differences Key Differences EVGA GeForce RTX 3090 XC3 Ultra Gaming Gainward GeForce GTX 1660 Pegasus
GPU Base Clock Speed 1395MHz 1530MHz
GPU Boost Clock Speed 1725MHz 1785MHz
Pixel Rate 193.2 GPixel/s 85.68 GPixel/s
GPU Memory Speed 1219MHz 2001MHz
GPU Render Output Units (ROPs) 112 48
No. of Supported Displays 4 Not Known
Performance Performance EVGA GeForce RTX 3090 XC3 Ultra Gaming Gainward GeForce GTX 1660 Pegasus
GPU Base Clock Speed 1395MHz 1530MHz
Pixel Rate 193.2 GPixel/s 85.68 GPixel/s
FLOPS (Floating-point Performance) 36.21 TFLOPS 5.03 TFLOPS
GPU Memory Speed 1219MHz 2001MHz
Texture Filter Rate 565.8 GTexels/s 157.1 GTexels/s
Total GPU Shading Units 10496 1408
Total GPU TMUs 328 88
GPU Boost Clock Speed 1725MHz 1785MHz
GPU Render Output Units (ROPs) 112 48
DPFP (Double Precision Floating Point) Support No No
Features Features EVGA GeForce RTX 3090 XC3 Ultra Gaming Gainward GeForce GTX 1660 Pegasus
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
No. of Supported Displays 4 Not Known
GPU Temperature Under Load Not Known 67°C
Ray Tracing Support No Yes
Idle GPU Temperature Not Known 30°C
Noise Level Under Load Not Known 44.7dB
Idle Power Consumption Not Known 54W
Idle Noise Level Not Known 38.5dB
Ports Ports EVGA GeForce RTX 3090 XC3 Ultra Gaming Gainward GeForce GTX 1660 Pegasus
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2
DisplayPort Output 3 1
No. of HDMI Ports 1 1
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info EVGA GeForce RTX 3090 XC3 Ultra Gaming Gainward GeForce GTX 1660 Pegasus
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 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 285.4mm 168mm
Height 111.2mm 126mm
Memory Memory EVGA GeForce RTX 3090 XC3 Ultra Gaming Gainward GeForce GTX 1660 Pegasus
Effective Memory Clock 19500MHz 8004MHz
Max Memory Bandwidth 936GB/s 192GB/s
RAM 24GB 6GB
Memory Bus Interface Width 384bit 192bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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