Nvidia GeForce RTX 3060 Ti vs Zotac GeForce GT 640 1GB

VS
Nvidia GeForce RTX 3060 Ti
Nvidia GeForce RTX 3060 Ti Image
Zotac GeForce GT 640 1GB
Zotac GeForce GT 640 1GB Image
Nvidia GeForce RTX 3060 Ti
Zotac GeForce GT 640 1GB
Key Differences Key Differences Nvidia GeForce RTX 3060 Ti Zotac GeForce GT 640 1GB
GPU Base Clock Speed 1410MHz 1046MHz
GPU Boost Clock Speed 1670MHz Not Known
Pixel Rate 133.2 GPixel/s 7.22 GPixel/s
GPU Memory Speed 1750MHz 1250MHz
GPU Render Output Units (ROPs) 80 16
No. of Supported Displays 4 Not Known
Performance Performance Nvidia GeForce RTX 3060 Ti Zotac GeForce GT 640 1GB
GPU Base Clock Speed 1410MHz 1046MHz
Pixel Rate 133.2 GPixel/s 7.22 GPixel/s
FLOPS (Floating-point Performance) 16.2 TFLOPS 0.69 TFLOPS
GPU Memory Speed 1750MHz 1250MHz
Texture Filter Rate 253.1 GTexels/s 28.8 GTexels/s
Total GPU Shading Units 4864 384
Total GPU TMUs 152 32
GPU Boost Clock Speed 1670MHz Not Known
GPU Render Output Units (ROPs) 80 16
DPFP (Double Precision Floating Point) Support No No
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Features Features Nvidia GeForce RTX 3060 Ti Zotac GeForce GT 640 1GB
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 Not Known
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Ports Ports Nvidia GeForce RTX 3060 Ti Zotac GeForce GT 640 1GB
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
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General info General info Nvidia GeForce RTX 3060 Ti Zotac GeForce GT 640 1GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 17400 million 1270 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 242mm 145mm
Height 112mm 111mm
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Memory Memory Nvidia GeForce RTX 3060 Ti Zotac GeForce GT 640 1GB
Effective Memory Clock 14000MHz 5000MHz
Max Memory Bandwidth 448GB/s 28.5GB/s
RAM 8GB 1GB
Memory Bus Interface Width 256bit 64bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No
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