Gainward GeForce RTX 2080 Ti Phoenix GS vs KFA2 GeForce GTX 780

VS
Gainward GeForce RTX 2080 Ti Phoenix GS
Gainward GeForce RTX 2080 Ti Phoenix GS Image
KFA2 GeForce GTX 780
KFA2 GeForce GTX 780 Image
Gainward GeForce RTX 2080 Ti Phoenix GS
KFA2 GeForce GTX 780
Key Differences Key Differences Gainward GeForce RTX 2080 Ti Phoenix GS KFA2 GeForce GTX 780
GPU Base Clock Speed 1350MHz 863MHz
GPU Boost Clock Speed 1650MHz 902MHz
Pixel Rate 145.2 GPixel/s 41.4 GPixel/s
GPU Memory Speed 1750MHz 1502MHz
GPU Render Output Units (ROPs) 88 48
No. of Supported Displays 4 4
Performance Performance Gainward GeForce RTX 2080 Ti Phoenix GS KFA2 GeForce GTX 780
GPU Base Clock Speed 1350MHz 863MHz
Pixel Rate 145.2 GPixel/s 41.4 GPixel/s
FLOPS (Floating-point Performance) 14.36 TFLOPS 3.98 TFLOPS
Texture Filter Rate 448.8 GTexels/s 166 GTexels/s
GPU Memory Speed 1750MHz 1502MHz
Total GPU Shading Units 4352 2304
Total GPU TMUs 272 192
GPU Boost Clock Speed 1650MHz 902MHz
GPU Render Output Units (ROPs) 88 48
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gainward GeForce RTX 2080 Ti Phoenix GS KFA2 GeForce GTX 780
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 77°C 80°C
Idle GPU Temperature 31°C 30°C
3D Support Yes Yes
Noise Level Under Load 47.5dB 48.1dB
Idle Noise Level 41.5dB 38dB
Idle Power Consumption 54W 110W
Multi-GPU Support Count 2 3
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 7830
3DMark Vantage Texture Fill Result Not Known 147GTexels/s
3DMark Vantage Pixel Fill Result Not Known 13.8GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 3997
Ray Tracing Support No No
Power Consumption Under Peak Load Not Known 405W
Miscellaneous Miscellaneous Gainward GeForce RTX 2080 Ti Phoenix GS KFA2 GeForce GTX 780
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gainward GeForce RTX 2080 Ti Phoenix GS KFA2 GeForce GTX 780
HDMI Output Support Yes Yes
GPU HDMI Version 2 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 2080 Ti Phoenix GS KFA2 GeForce GTX 780
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 7080 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 292mm 267mm
Height 112mm 111mm
Memory Memory Gainward GeForce RTX 2080 Ti Phoenix GS KFA2 GeForce GTX 780
Effective Memory Clock 14000MHz 6008MHz
Max Memory Bandwidth 616GB/s 288GB/s
RAM 11GB 3GB
Memory Bus Interface Width 352bit 384bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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