Galax GeForce RTX 2080 Ti OC vs Inno3D GeForce GTX 1080 Ti X2

VS
Galax GeForce RTX 2080 Ti OC
Galax GeForce RTX 2080 Ti OC Image
Inno3D GeForce GTX 1080 Ti X2
Inno3D GeForce GTX 1080 Ti X2 Image
Galax GeForce RTX 2080 Ti OC
Inno3D GeForce GTX 1080 Ti X2
Key Differences Key Differences Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
GPU Base Clock Speed 1350MHz 1480MHz
GPU Boost Clock Speed 1620MHz 1582MHz
Pixel Rate 142.6 GPixel/s 139.2 GPixel/s
GPU Memory Speed 1750MHz 1376MHz
GPU Render Output Units (ROPs) 88 88
No. of Supported Displays 4 4
Performance Performance Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
GPU Base Clock Speed 1350MHz 1480MHz
Pixel Rate 142.6 GPixel/s 139.2 GPixel/s
FLOPS (Floating-point Performance) 14.1 TFLOPS 11.34 TFLOPS
GPU Memory Speed 1750MHz 1376MHz
Texture Filter Rate 440.6 GTexels/s 354.4 GTexels/s
Total GPU Shading Units 4352 3584
Total GPU TMUs 272 224
GPU Boost Clock Speed 1620MHz 1582MHz
GPU Render Output Units (ROPs) 88 88
DPFP (Double Precision Floating Point) Support No No
Features Features Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 2
No. of Supported Displays 4 4
Ray Tracing Support No Yes
Miscellaneous Miscellaneous Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
HDMI Output Support Yes Yes
GPU HDMI Version 2 2
DisplayPort Output 3 3
No. of HDMI Ports 1 1
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 11800 million
Semiconductor Size 12nm 16nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 283mm 266mm
Height 139mm 102mm
Memory Memory Galax GeForce RTX 2080 Ti OC Inno3D GeForce GTX 1080 Ti X2
Effective Memory Clock 14000MHz 11008MHz
Max Memory Bandwidth 616GB/s 484GB/s
RAM 11GB 11GB
Memory Bus Interface Width 352bit 352bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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