Asus GeForce ROG Strix RTX 2080 Ti Gaming OC vs Asus HD 7770 DirectCU TOP

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Asus GeForce ROG Strix RTX 2080 Ti Gaming OC
Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Image
Asus HD 7770 DirectCU TOP
Asus HD 7770 DirectCU TOP Image
Asus GeForce ROG Strix RTX 2080 Ti Gaming OC
Asus HD 7770 DirectCU TOP
Key Differences Key Differences Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
GPU Base Clock Speed 1350MHz 1120MHz
GPU Boost Clock Speed 1650MHz Not Known
Pixel Rate 145.2 GPixel/s 17.9 GPixel/s
GPU Memory Speed 1750MHz 1150MHz
GPU Render Output Units (ROPs) 88 16
No. of Supported Displays 4 6
Performance Performance Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
GPU Base Clock Speed 1350MHz 1120MHz
Pixel Rate 145.2 GPixel/s 17.9 GPixel/s
FLOPS (Floating-point Performance) 14.36 TFLOPS 1.43 TFLOPS
GPU Memory Speed 1750MHz 1150MHz
Texture Filter Rate 448.8 GTexels/s 44.8 GTexels/s
Total GPU Shading Units 4352 640
Total GPU TMUs 272 40
GPU Boost Clock Speed 1650MHz Not Known
GPU Render Output Units (ROPs) 88 16
DPFP (Double Precision Floating Point) Support No Yes
Features Features Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
DirectX Version Info 12 11.1
OpenGL Driver Version 4.5 4.2
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 6
Ray Tracing Support Yes No
Miscellaneous Miscellaneous Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 2 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 1500 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 304.7mm 236mm
Height 130.4mm 110mm
Memory Memory Asus GeForce ROG Strix RTX 2080 Ti Gaming OC Asus HD 7770 DirectCU TOP
Effective Memory Clock 14000MHz 4600MHz
Max Memory Bandwidth 616GB/s 73.6GB/s
RAM 11GB 1GB
Memory Bus Interface Width 352bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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