Zotac GeForce RTX 2080 Ti X-Gaming OC vs Nvidia GeForce GT 620

VS
Zotac GeForce RTX 2080 Ti X-Gaming OC
Zotac GeForce RTX 2080 Ti X-Gaming OC Image
Nvidia GeForce GT 620
Nvidia GeForce GT 620 Image
Zotac GeForce RTX 2080 Ti X-Gaming OC
Nvidia GeForce GT 620
Key Differences Key Differences Zotac GeForce RTX 2080 Ti X-Gaming OC Nvidia GeForce GT 620
GPU Base Clock Speed 1350MHz 700MHz
GPU Boost Clock Speed 1605MHz Not Known
Pixel Rate 138.6 GPixel/s 2.8 GPixel/s
GPU Memory Speed 1750MHz 900MHz
GPU Render Output Units (ROPs) 88 4
No. of Supported Displays 4 Not Known
Performance Performance Zotac GeForce RTX 2080 Ti X-Gaming OC Nvidia GeForce GT 620
GPU Base Clock Speed 1350MHz 700MHz
Pixel Rate 138.6 GPixel/s 2.8 GPixel/s
FLOPS (Floating-point Performance) 13.71 TFLOPS 0.27 TFLOPS
GPU Memory Speed 1750MHz 900MHz
Texture Filter Rate 428.4 GTexels/s 11.2 GTexels/s
Total GPU Shading Units 4352 96
GPU Boost Clock Speed 1605MHz Not Known
GPU Render Output Units (ROPs) 88 4
Total GPU TMUs Not Known 16
DPFP (Double Precision Floating Point) Support No No
Features Features Zotac GeForce RTX 2080 Ti X-Gaming OC Nvidia GeForce GT 620
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes No
3D Support Yes No
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 436
PassMark (DirectCompute) Benchmark Result Not Known 271
Ray Tracing Support No No
Miscellaneous Miscellaneous Zotac GeForce RTX 2080 Ti X-Gaming OC Nvidia GeForce GT 620
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 Nvidia GeForce GT 620
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 0
General info General info Zotac GeForce RTX 2080 Ti X-Gaming OC Nvidia GeForce GT 620
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 585 million
Semiconductor Size 12nm 40nm
PCI Express Version 3 2
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 311mm 145mm
Height 115mm 111mm
Memory Memory Zotac GeForce RTX 2080 Ti X-Gaming OC Nvidia GeForce GT 620
Effective Memory Clock 14000MHz 1800MHz
Max Memory Bandwidth 616GB/s 14.4GB/s
RAM 11GB 1GB
Memory Bus Interface Width 352bit 64bit
GDDR Memory Version 6 Not Known
ECC (Error-Correcting Code) Memory Support No No

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