Gigabyte GeForce RTX 2080 Ti Gaming OC vs Gigabyte Radeon R9 390 WindForce 2X

VS
Gigabyte GeForce RTX 2080 Ti Gaming OC
Gigabyte GeForce RTX 2080 Ti Gaming OC Image
Gigabyte Radeon R9 390 WindForce 2X
Gigabyte Radeon R9 390 WindForce 2X Image
Gigabyte GeForce RTX 2080 Ti Gaming OC
Gigabyte Radeon R9 390 WindForce 2X
Key Differences Key Differences Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
GPU Base Clock Speed 1350MHz 1000MHz
GPU Boost Clock Speed 1650MHz Not Known
Pixel Rate 145.2 GPixel/s Not Known
GPU Memory Speed 1750MHz Not Known
GPU Render Output Units (ROPs) 88 64
No. of Supported Displays 4 4
Performance Performance Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
GPU Base Clock Speed 1350MHz 1000MHz
Pixel Rate 145.2 GPixel/s Not Known
FLOPS (Floating-point Performance) 14.36 TFLOPS Not Known
GPU Memory Speed 1750MHz Not Known
Texture Filter Rate 448.8 GTexels/s Not Known
Total GPU Shading Units 4352 2560
Total GPU TMUs 272 160
GPU Boost Clock Speed 1650MHz Not Known
GPU Render Output Units (ROPs) 88 64
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 2 2.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 4
Ray Tracing Support Yes No
Miscellaneous Miscellaneous Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
TDP (Thermal Design Point) No Data Found Not Known
Transistor Count 18600 million No Data Found
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 286.5mm 243mm
Height 114.5mm 114mm
Memory Memory Gigabyte GeForce RTX 2080 Ti Gaming OC Gigabyte Radeon R9 390 WindForce 2X
Effective Memory Clock 14000MHz 6000MHz
Max Memory Bandwidth 616GB/s Not Known
RAM 11GB 8GB
Memory Bus Interface Width 352bit 512bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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