Gainward GeForce RTX 3080 Phantom vs KFA2 GeForce GTX 780 HOF Edition

VS
Gainward GeForce RTX 3080 Phantom
Gainward GeForce RTX 3080 Phantom Image
KFA2 GeForce GTX 780 HOF Edition
KFA2 GeForce GTX 780 HOF Edition Image
Gainward GeForce RTX 3080 Phantom
KFA2 GeForce GTX 780 HOF Edition
Key Differences Key Differences Gainward GeForce RTX 3080 Phantom KFA2 GeForce GTX 780 HOF Edition
GPU Base Clock Speed 1440MHz 1006MHz
GPU Boost Clock Speed 1755MHz 1058MHz
Pixel Rate 168.5 GPixel/s 48.3 GPixel/s
GPU Memory Speed 1188MHz 1502MHz
GPU Render Output Units (ROPs) 96 48
No. of Supported Displays Not Known 4
Performance Performance Gainward GeForce RTX 3080 Phantom KFA2 GeForce GTX 780 HOF Edition
GPU Base Clock Speed 1440MHz 1006MHz
Pixel Rate 168.5 GPixel/s 48.3 GPixel/s
FLOPS (Floating-point Performance) 30.55 TFLOPS 4.64 TFLOPS
GPU Memory Speed 1188MHz 1502MHz
Texture Filter Rate 477.4 GTexels/s 193 GTexels/s
Total GPU Shading Units 8704 2304
Total GPU TMUs 272 192
GPU Boost Clock Speed 1755MHz 1058MHz
GPU Render Output Units (ROPs) 96 48
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gainward GeForce RTX 3080 Phantom KFA2 GeForce GTX 780 HOF Edition
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes No
3D Support Yes No
Ray Tracing Support Yes No
Multi-GPU Support Count Not Known 2
No. of Supported Displays Not Known 4
Ports Ports Gainward GeForce RTX 3080 Phantom KFA2 GeForce GTX 780 HOF Edition
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Gainward GeForce RTX 3080 Phantom KFA2 GeForce GTX 780 HOF Edition
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 7080 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 304mm 290mm
Height 136mm 111mm
Memory Memory Gainward GeForce RTX 3080 Phantom KFA2 GeForce GTX 780 HOF Edition
Effective Memory Clock 19000MHz 6008MHz
Max Memory Bandwidth 760GB/s 288GB/s
RAM 10GB 3GB
Memory Bus Interface Width 320bit 384bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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