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

VS
Gigabyte GeForce RTX 3090 Gaming OC
Gigabyte GeForce RTX 3090 Gaming OC Image
Zotac GeForce RTX 2080 Super Twin Fan
Zotac GeForce RTX 2080 Super Twin Fan Image
Gigabyte GeForce RTX 3090 Gaming OC
Zotac GeForce RTX 2080 Super Twin Fan
Key Differences Key Differences Gigabyte GeForce RTX 3090 Gaming OC Zotac GeForce RTX 2080 Super Twin Fan
GPU Base Clock Speed 1395MHz 1650MHz
GPU Boost Clock Speed 1755MHz 1815MHz
Pixel Rate 196.6 GPixel/s 116.2 GPixel/s
GPU Memory Speed 1219MHz 1937MHz
GPU Render Output Units (ROPs) 112 64
No. of Supported Displays 4 4
Performance Performance Gigabyte GeForce RTX 3090 Gaming OC Zotac GeForce RTX 2080 Super Twin Fan
GPU Base Clock Speed 1395MHz 1650MHz
Pixel Rate 196.6 GPixel/s 116.2 GPixel/s
FLOPS (Floating-point Performance) 36.84 TFLOPS 11.15 TFLOPS
GPU Memory Speed 1219MHz 1937MHz
Texture Filter Rate 575.6 GTexels/s 348.5 GTexels/s
Total GPU Shading Units 10496 3072
Total GPU TMUs 328 192
GPU Boost Clock Speed 1755MHz 1815MHz
GPU Render Output Units (ROPs) 112 64
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 3090 Gaming OC Zotac GeForce RTX 2080 Super Twin Fan
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 No
No. of Supported Displays 4 4
GPU Temperature Under Load Not Known 77°C
Idle GPU Temperature Not Known 30°C
Noise Level Under Load Not Known 46.5dB
Idle Power Consumption Not Known 54W
Idle Noise Level Not Known 40.3dB
Multi-GPU Support Count Not Known 2
Ports Ports Gigabyte GeForce RTX 3090 Gaming OC Zotac GeForce RTX 2080 Super 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 GeForce RTX 2080 Super Twin Fan
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 13600 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 GeForce RTX 2080 Super Twin Fan
Effective Memory Clock 19500MHz 15496MHz
Max Memory Bandwidth 936GB/s 496GB/s
RAM 24GB 8GB
Memory Bus Interface Width 384bit 256bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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