Gainward GeForce RTX 3080 Phantom vs Sapphire HD 7770 OC

VS
Gainward GeForce RTX 3080 Phantom
Gainward GeForce RTX 3080 Phantom Image
Sapphire HD 7770 OC
Sapphire HD 7770 OC Image
Gainward GeForce RTX 3080 Phantom
Sapphire HD 7770 OC
Key Differences Key Differences Gainward GeForce RTX 3080 Phantom Sapphire HD 7770 OC
GPU Base Clock Speed 1440MHz 1150MHz
GPU Boost Clock Speed 1755MHz Not Known
Pixel Rate 168.5 GPixel/s 18.4 GPixel/s
GPU Memory Speed 1188MHz 1250MHz
GPU Render Output Units (ROPs) 96 16
No. of Supported Displays Not Known 6
Performance Performance Gainward GeForce RTX 3080 Phantom Sapphire HD 7770 OC
GPU Base Clock Speed 1440MHz 1150MHz
Pixel Rate 168.5 GPixel/s 18.4 GPixel/s
FLOPS (Floating-point Performance) 30.55 TFLOPS 1.47 TFLOPS
GPU Memory Speed 1188MHz 1250MHz
Texture Filter Rate 477.4 GTexels/s 46 GTexels/s
Total GPU Shading Units 8704 640
Total GPU TMUs 272 40
GPU Boost Clock Speed 1755MHz Not Known
GPU Render Output Units (ROPs) 96 16
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gainward GeForce RTX 3080 Phantom Sapphire HD 7770 OC
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
Multi-GPU Support Count Not Known 2
No. of Supported Displays Not Known 6
Ports Ports Gainward GeForce RTX 3080 Phantom Sapphire HD 7770 OC
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 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 Gainward GeForce RTX 3080 Phantom Sapphire HD 7770 OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 1500 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 304mm 210mm
Height 136mm 110mm
Memory Memory Gainward GeForce RTX 3080 Phantom Sapphire HD 7770 OC
Effective Memory Clock 19000MHz 5000MHz
Max Memory Bandwidth 760GB/s 80GB/s
RAM 10GB 1GB
Memory Bus Interface Width 320bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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