Gigabyte GeForce RTX 3090 Gaming OC vs Zotac Gaming GeForce RTX 2080 Ti Twin Fan

VS
Gigabyte GeForce RTX 3090 Gaming OC
Gigabyte GeForce RTX 3090 Gaming OC Image
Zotac Gaming GeForce RTX 2080 Ti Twin Fan
Zotac Gaming GeForce RTX 2080 Ti Twin Fan Image
Gigabyte GeForce RTX 3090 Gaming OC
Zotac Gaming GeForce RTX 2080 Ti Twin Fan
Key Differences Key Differences Gigabyte GeForce RTX 3090 Gaming OC Zotac Gaming GeForce RTX 2080 Ti Twin Fan
GPU Base Clock Speed 1395MHz 1350MHz
GPU Boost Clock Speed 1755MHz 1545MHz
Pixel Rate 196.6 GPixel/s 136 GPixel/s
GPU Memory Speed 1219MHz 1750MHz
GPU Render Output Units (ROPs) 112 88
No. of Supported Displays 4 4
Performance Performance Gigabyte GeForce RTX 3090 Gaming OC Zotac Gaming GeForce RTX 2080 Ti Twin Fan
GPU Base Clock Speed 1395MHz 1350MHz
Pixel Rate 196.6 GPixel/s 136 GPixel/s
FLOPS (Floating-point Performance) 36.84 TFLOPS 13.45 TFLOPS
GPU Memory Speed 1219MHz 1750MHz
Texture Filter Rate 575.6 GTexels/s 420.2 GTexels/s
Total GPU Shading Units 10496 4352
Total GPU TMUs 328 272
GPU Boost Clock Speed 1755MHz 1545MHz
GPU Render Output Units (ROPs) 112 88
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 3090 Gaming OC Zotac Gaming GeForce RTX 2080 Ti Twin Fan
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.5
OpenCL Driver Version 2 2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 4
GPU Temperature Under Load Not Known 77°C
Idle GPU Temperature Not Known 31°C
Noise Level Under Load Not Known 47.5dB
Idle Power Consumption Not Known 54W
Idle Noise Level Not Known 41.5dB
Multi-GPU Support Count Not Known 2
Ports Ports Gigabyte GeForce RTX 3090 Gaming OC Zotac Gaming GeForce RTX 2080 Ti Twin Fan
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 0
General info General info Gigabyte GeForce RTX 3090 Gaming OC Zotac Gaming GeForce RTX 2080 Ti Twin Fan
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 18600 million
Semiconductor Size 8nm 12nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 320mm 268mm
Height 129mm 113mm
Memory Memory Gigabyte GeForce RTX 3090 Gaming OC Zotac Gaming GeForce RTX 2080 Ti Twin Fan
Effective Memory Clock 19500MHz 14000MHz
Max Memory Bandwidth 936GB/s 616GB/s
RAM 24GB 11GB
Memory Bus Interface Width 384bit 352bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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