Galax GeForce RTX 2080 Ti OC vs Gainward GeForce GTX 980 Phantom

VS
Galax GeForce RTX 2080 Ti OC
Galax GeForce RTX 2080 Ti OC Image
Gainward GeForce GTX 980 Phantom
Gainward GeForce GTX 980 Phantom Image
Galax GeForce RTX 2080 Ti OC
Gainward GeForce GTX 980 Phantom
Key Differences Key Differences Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
GPU Base Clock Speed 1350MHz 1203MHz
GPU Boost Clock Speed 1620MHz 1304MHz
Pixel Rate 142.6 GPixel/s 77 GPixel/s
GPU Memory Speed 1750MHz 1800MHz
GPU Render Output Units (ROPs) 88 64
No. of Supported Displays 4 4
Performance Performance Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
GPU Base Clock Speed 1350MHz 1203MHz
Pixel Rate 142.6 GPixel/s 77 GPixel/s
FLOPS (Floating-point Performance) 14.1 TFLOPS 4.9 TFLOPS
GPU Memory Speed 1750MHz 1800MHz
Texture Filter Rate 440.6 GTexels/s 154 GTexels/s
Total GPU Shading Units 4352 2048
Total GPU TMUs 272 128
GPU Boost Clock Speed 1620MHz 1304MHz
GPU Render Output Units (ROPs) 88 64
DPFP (Double Precision Floating Point) Support No No
Features Features Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.4
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 4
No. of Supported Displays 4 4
Ray Tracing Support No No
Miscellaneous Miscellaneous Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 3
General info General info Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 5200 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 283mm 274mm
Height 139mm 112mm
Memory Memory Galax GeForce RTX 2080 Ti OC Gainward GeForce GTX 980 Phantom
Effective Memory Clock 14000MHz 7200MHz
Max Memory Bandwidth 616GB/s 230.4GB/s
RAM 11GB 4GB
Memory Bus Interface Width 352bit 256bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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