Galax GeForce RTX 2080 Ti SG Edition vs Zotac GeForce GTX 1080 Ti Founders Edition

VS
Galax GeForce RTX 2080 Ti SG Edition
Galax GeForce RTX 2080 Ti SG Edition Image
Zotac GeForce GTX 1080 Ti Founders Edition
Zotac GeForce GTX 1080 Ti Founders Edition Image
Galax GeForce RTX 2080 Ti SG Edition
Zotac GeForce GTX 1080 Ti Founders Edition
Key Differences Key Differences Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
GPU Base Clock Speed 1350MHz 1480MHz
GPU Boost Clock Speed 1635MHz 1582MHz
Pixel Rate 147.8 GPixel/s 139.2 GPixel/s
GPU Memory Speed 1750MHz 1376MHz
GPU Render Output Units (ROPs) 88 88
No. of Supported Displays 4 4
Performance Performance Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
GPU Base Clock Speed 1350MHz 1480MHz
Pixel Rate 147.8 GPixel/s 139.2 GPixel/s
FLOPS (Floating-point Performance) 14.62 TFLOPS 11.34 TFLOPS
Texture Filter Rate 457 GTexels/s 354.4 GTexels/s
GPU Memory Speed 1750MHz 1376MHz
Total GPU Shading Units 4352 3584
Total GPU TMUs 272 224
GPU Boost Clock Speed 1635MHz 1582MHz
GPU Render Output Units (ROPs) 88 88
DPFP (Double Precision Floating Point) Support No No
Features Features Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 77°C 84°C
Idle GPU Temperature 31°C 33°C
Noise Level Under Load 47.5dB 55.4dB
3D Support Yes Yes
Idle Noise Level 41.5dB 40.7dB
Idle Power Consumption 54W 82W
Multi-GPU Support Count 2 2
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 13470
PassMark (DirectCompute) Benchmark Result Not Known 9456
Ray Tracing Support No Yes
Miscellaneous Miscellaneous Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
HDMI Output Support Yes Yes
GPU HDMI Version 2 2
DisplayPort Output 3 3
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 12000 million
Semiconductor Size 12nm 16nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 320mm 266.7mm
Height 110mm 111.15mm
Memory Memory Galax GeForce RTX 2080 Ti SG Edition Zotac GeForce GTX 1080 Ti Founders Edition
Effective Memory Clock 14000MHz 11008MHz
Max Memory Bandwidth 616GB/s 484.4GB/s
RAM 11GB 11GB
Memory Bus Interface Width 352bit 352bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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