Nvidia GeForce RTX 3090 vs Nvidia GeForce GTX 1080 Ti

VS
Nvidia GeForce RTX 3090
Nvidia GeForce RTX 3090 Image
Nvidia GeForce GTX 1080 Ti
Nvidia GeForce GTX 1080 Ti Image
Nvidia GeForce RTX 3090
Nvidia GeForce GTX 1080 Ti
Key Differences Key Differences Nvidia GeForce RTX 3090 Nvidia GeForce GTX 1080 Ti
GPU Base Clock Speed 1395MHz 1480MHz
GPU Boost Clock Speed 1695MHz 1582MHz
Pixel Rate 189.8 GPixel/s 130.2 GPixel/s
GPU Memory Speed 1219MHz 1376MHz
GPU Render Output Units (ROPs) 112 88
No. of Supported Displays Not Known 3
Performance Performance Nvidia GeForce RTX 3090 Nvidia GeForce GTX 1080 Ti
GPU Base Clock Speed 1395MHz 1480MHz
Pixel Rate 189.8 GPixel/s 130.2 GPixel/s
FLOPS (Floating-point Performance) 35.58 TFLOPS 10.6 TFLOPS
GPU Memory Speed 1219MHz 1376MHz
Texture Filter Rate 556 GTexels/s 332 GTexels/s
Total GPU Shading Units 10496 3584
Total GPU TMUs 328 224
GPU Boost Clock Speed 1695MHz 1582MHz
GPU Render Output Units (ROPs) 112 88
DPFP (Double Precision Floating Point) Support No Yes
Features Features Nvidia GeForce RTX 3090 Nvidia GeForce GTX 1080 Ti
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.5
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes Yes
Multi-GPU Support Count Not Known 4
No. of Supported Displays Not Known 3
Ports Ports Nvidia GeForce RTX 3090 Nvidia GeForce GTX 1080 Ti
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2
DisplayPort Output 1 3
No. of HDMI Ports 3 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Nvidia GeForce RTX 3090 Nvidia GeForce GTX 1080 Ti
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 12000 million
Semiconductor Size 8nm 16nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 313mm 266.7mm
Height 138mm 111.2mm
Memory Memory Nvidia GeForce RTX 3090 Nvidia GeForce GTX 1080 Ti
Effective Memory Clock 19500MHz 11008MHz
Max Memory Bandwidth 936GB/s 484GB/s
RAM 24GB 11GB
Memory Bus Interface Width 384bit 352bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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