Gigabyte GeForce RTX 3090 Gaming OC vs Gigabyte GeForce GTX 1080 Ti Turbo

VS
Gigabyte GeForce RTX 3090 Gaming OC
Gigabyte GeForce RTX 3090 Gaming OC Image
Gigabyte GeForce GTX 1080 Ti Turbo
Gigabyte GeForce GTX 1080 Ti Turbo Image
Gigabyte GeForce RTX 3090 Gaming OC
Gigabyte GeForce GTX 1080 Ti Turbo
Key Differences Key Differences Gigabyte GeForce RTX 3090 Gaming OC Gigabyte GeForce GTX 1080 Ti Turbo
GPU Base Clock Speed 1395MHz 1480MHz
GPU Boost Clock Speed 1755MHz 1582MHz
Pixel Rate 196.6 GPixel/s 139.2 GPixel/s
GPU Memory Speed 1219MHz 1376MHz
GPU Render Output Units (ROPs) 112 88
No. of Supported Displays 4 4
Performance Performance Gigabyte GeForce RTX 3090 Gaming OC Gigabyte GeForce GTX 1080 Ti Turbo
GPU Base Clock Speed 1395MHz 1480MHz
Pixel Rate 196.6 GPixel/s 139.2 GPixel/s
FLOPS (Floating-point Performance) 36.84 TFLOPS 11.34 TFLOPS
GPU Memory Speed 1219MHz 1376MHz
Texture Filter Rate 575.6 GTexels/s 354.4 GTexels/s
Total GPU Shading Units 10496 3584
Total GPU TMUs 328 224
GPU Boost Clock Speed 1755MHz 1582MHz
GPU Render Output Units (ROPs) 112 88
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 3090 Gaming OC Gigabyte GeForce GTX 1080 Ti Turbo
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
No. of Supported Displays 4 4
Multi-GPU Support Count Not Known 2
Ports Ports Gigabyte GeForce RTX 3090 Gaming OC Gigabyte GeForce GTX 1080 Ti Turbo
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2
DisplayPort Output 3 3
No. of HDMI Ports 2 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 Not Known
General info General info Gigabyte GeForce RTX 3090 Gaming OC Gigabyte GeForce GTX 1080 Ti Turbo
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 11800 million
Semiconductor Size 8nm 16nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 320mm 270mm
Height 129mm 116.6mm
Memory Memory Gigabyte GeForce RTX 3090 Gaming OC Gigabyte GeForce GTX 1080 Ti Turbo
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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