Zotac GeForce RTX 2080 Ti X-Gaming OC vs AMD Radeon R9 390X

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Zotac GeForce RTX 2080 Ti X-Gaming OC
Zotac GeForce RTX 2080 Ti X-Gaming OC Image
AMD Radeon R9 390X
AMD Radeon R9 390X Image
Zotac GeForce RTX 2080 Ti X-Gaming OC
AMD Radeon R9 390X
Key Differences Key Differences Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
GPU Base Clock Speed 1350MHz 1050MHz
GPU Boost Clock Speed 1605MHz Not Known
Pixel Rate 138.6 GPixel/s 67.2 GPixel/s
GPU Memory Speed 1750MHz 1500MHz
GPU Render Output Units (ROPs) 88 64
No. of Supported Displays 4 6
Performance Performance Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
GPU Base Clock Speed 1350MHz 1050MHz
Pixel Rate 138.6 GPixel/s 67.2 GPixel/s
FLOPS (Floating-point Performance) 13.71 TFLOPS 5.91 TFLOPS
GPU Memory Speed 1750MHz 1500MHz
Texture Filter Rate 428.4 GTexels/s 185 GTexels/s
Total GPU Shading Units 4352 2816
GPU Boost Clock Speed 1605MHz Not Known
GPU Render Output Units (ROPs) 88 64
Total GPU TMUs Not Known 176
DPFP (Double Precision Floating Point) Support No Yes
Features Features Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.5
OpenCL Driver Version 2 2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 4
No. of Supported Displays 4 6
PassMark (G3D) Score Not Known 6992
Ray Tracing Support No No
Miscellaneous Miscellaneous Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
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 Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 6200 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 311mm 275mm
Height 115mm Not Known
Memory Memory Zotac GeForce RTX 2080 Ti X-Gaming OC AMD Radeon R9 390X
Effective Memory Clock 14000MHz 6000MHz
Max Memory Bandwidth 616GB/s 384GB/s
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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