Nvidia GeForce GTX 1080 Ti vs EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+

VS
Nvidia GeForce GTX 1080 Ti
Nvidia GeForce GTX 1080 Ti Image
EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+ Image
Nvidia GeForce GTX 1080 Ti
EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
Key Differences Key Differences Nvidia GeForce GTX 1080 Ti EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
GPU Base Clock Speed 1480MHz 1190MHz
GPU Boost Clock Speed 1582MHz 1291MHz
Pixel Rate 130.2 GPixel/s 114.2 GPixel/s
GPU Memory Speed 1376MHz 1753MHz
GPU Render Output Units (ROPs) 88 96
No. of Supported Displays 3 4
Performance Performance Nvidia GeForce GTX 1080 Ti EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
GPU Base Clock Speed 1480MHz 1190MHz
Pixel Rate 130.2 GPixel/s 114.2 GPixel/s
FLOPS (Floating-point Performance) 10.6 TFLOPS 6.7 TFLOPS
GPU Memory Speed 1376MHz 1753MHz
Texture Filter Rate 332 GTexels/s 209.4 GTexels/s
Total GPU Shading Units 3584 2816
Total GPU TMUs 224 176
GPU Boost Clock Speed 1582MHz 1291MHz
GPU Render Output Units (ROPs) 88 96
DPFP (Double Precision Floating Point) Support Yes No
Features Features Nvidia GeForce GTX 1080 Ti EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 1.2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 4 Not Known
Ray Tracing Support Yes No
No. of Supported Displays 3 4
Ports Ports Nvidia GeForce GTX 1080 Ti EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 3
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Nvidia GeForce GTX 1080 Ti EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 8000 million
Semiconductor Size 16nm 28nm
PCI Express Version 3 3
Width Size 266.7mm 279.4mm
Height 111.2mm 150.8mm
Dual-GPU Support No No
Air-water Cooling Support No No
Memory Memory Nvidia GeForce GTX 1080 Ti EVGA GeForce GTX 980 Ti Classified Gaming ACX 2.0+
Effective Memory Clock 11008MHz 7012MHz
Max Memory Bandwidth 484GB/s 337GB/s
RAM 11GB 6GB
Memory Bus Interface Width 352bit 384bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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