Gainward GeForce RTX 3080 Phantom vs Gigabyte GeForce GTX 1660 OC

VS
Gainward GeForce RTX 3080 Phantom
Gainward GeForce RTX 3080 Phantom Image
Gigabyte GeForce GTX 1660 OC
Gigabyte GeForce GTX 1660 OC Image
Gainward GeForce RTX 3080 Phantom
Gigabyte GeForce GTX 1660 OC
Key Differences Key Differences Gainward GeForce RTX 3080 Phantom Gigabyte GeForce GTX 1660 OC
GPU Base Clock Speed 1440MHz 1530MHz
GPU Boost Clock Speed 1755MHz 1830MHz
Pixel Rate 168.5 GPixel/s 87.84 GPixel/s
GPU Memory Speed 1188MHz 2001MHz
GPU Render Output Units (ROPs) 96 48
No. of Supported Displays Not Known 4
Performance Performance Gainward GeForce RTX 3080 Phantom Gigabyte GeForce GTX 1660 OC
GPU Base Clock Speed 1440MHz 1530MHz
Pixel Rate 168.5 GPixel/s 87.84 GPixel/s
FLOPS (Floating-point Performance) 30.55 TFLOPS 5.15 TFLOPS
GPU Memory Speed 1188MHz 2001MHz
Texture Filter Rate 477.4 GTexels/s 161 GTexels/s
Total GPU Shading Units 8704 1408
Total GPU TMUs 272 88
GPU Boost Clock Speed 1755MHz 1830MHz
GPU Render Output Units (ROPs) 96 48
DPFP (Double Precision Floating Point) Support No No
Features Features Gainward GeForce RTX 3080 Phantom Gigabyte GeForce GTX 1660 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 3080 Phantom Gigabyte GeForce GTX 1660 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 3080 Phantom Gigabyte GeForce GTX 1660 OC
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 304mm 224mm
Height 136mm 121mm
Memory Memory Gainward GeForce RTX 3080 Phantom Gigabyte GeForce GTX 1660 OC
Effective Memory Clock 19000MHz 8002MHz
Max Memory Bandwidth 760GB/s 192GB/s
RAM 10GB 6GB
Memory Bus Interface Width 320bit 192bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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