Zotac GeForce RTX 2080 Super Twin Fan vs Sapphire HD 7770 OC

VS
Zotac GeForce RTX 2080 Super Twin Fan
Zotac GeForce RTX 2080 Super Twin Fan Image
Sapphire HD 7770 OC
Sapphire HD 7770 OC Image
Zotac GeForce RTX 2080 Super Twin Fan
Sapphire HD 7770 OC
Key Differences Key Differences Zotac GeForce RTX 2080 Super Twin Fan Sapphire HD 7770 OC
GPU Base Clock Speed 1650MHz 1150MHz
GPU Boost Clock Speed 1815MHz Not Known
Pixel Rate 116.2 GPixel/s 18.4 GPixel/s
GPU Memory Speed 1937MHz 1250MHz
GPU Render Output Units (ROPs) 64 16
No. of Supported Displays 4 6
Performance Performance Zotac GeForce RTX 2080 Super Twin Fan Sapphire HD 7770 OC
GPU Base Clock Speed 1650MHz 1150MHz
Pixel Rate 116.2 GPixel/s 18.4 GPixel/s
FLOPS (Floating-point Performance) 11.15 TFLOPS 1.47 TFLOPS
GPU Memory Speed 1937MHz 1250MHz
Texture Filter Rate 348.5 GTexels/s 46 GTexels/s
Total GPU Shading Units 3072 640
Total GPU TMUs 192 40
GPU Boost Clock Speed 1815MHz Not Known
GPU Render Output Units (ROPs) 64 16
DPFP (Double Precision Floating Point) Support No Yes
Features Features Zotac GeForce RTX 2080 Super Twin Fan Sapphire HD 7770 OC
DirectX Version Info 12 11.1
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 1.2 1.2
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 77°C Not Known
Idle GPU Temperature 30°C Not Known
Noise Level Under Load 46.5dB Not Known
3D Support Yes Yes
Idle Power Consumption 54W Not Known
Idle Noise Level 40.3dB Not Known
Multi-GPU Support Count 2 2
No. of Supported Displays 4 6
Ray Tracing Support No No
Ports Ports Zotac GeForce RTX 2080 Super Twin Fan Sapphire HD 7770 OC
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 2
General info General info Zotac GeForce RTX 2080 Super Twin Fan Sapphire HD 7770 OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 13600 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 268mm 210mm
Height 113mm 110mm
Memory Memory Zotac GeForce RTX 2080 Super Twin Fan Sapphire HD 7770 OC
Effective Memory Clock 15496MHz 5000MHz
Max Memory Bandwidth 496GB/s 80GB/s
RAM 8GB 1GB
Memory Bus Interface Width 256bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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