Gainward GeForce RTX 3060 Ti Ghost OC vs Zotac GeForce GT 640 1GB

VS
Gainward GeForce RTX 3060 Ti Ghost OC
Gainward GeForce RTX 3060 Ti Ghost OC Image
Zotac GeForce GT 640 1GB
Zotac GeForce GT 640 1GB Image
Gainward GeForce RTX 3060 Ti Ghost OC
Zotac GeForce GT 640 1GB
Key Differences Key Differences Gainward GeForce RTX 3060 Ti Ghost OC Zotac GeForce GT 640 1GB
GPU Base Clock Speed 1410MHz 1046MHz
GPU Boost Clock Speed 1695MHz Not Known
Pixel Rate 135.6 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 Gainward GeForce RTX 3060 Ti Ghost OC Zotac GeForce GT 640 1GB
GPU Base Clock Speed 1410MHz 1046MHz
Pixel Rate 135.6 GPixel/s 7.22 GPixel/s
FLOPS (Floating-point Performance) 16.49 TFLOPS 0.69 TFLOPS
GPU Memory Speed 1750MHz 1250MHz
Texture Filter Rate 257.6 GTexels/s 28.8 GTexels/s
Total GPU Shading Units 4864 384
Total GPU TMUs 152 32
GPU Boost Clock Speed 1695MHz Not Known
GPU Render Output Units (ROPs) 80 16
DPFP (Double Precision Floating Point) Support No No
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Features Features Gainward GeForce RTX 3060 Ti Ghost OC 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 Gainward GeForce RTX 3060 Ti Ghost OC 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 Gainward GeForce RTX 3060 Ti Ghost OC 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 247mm 145mm
Height 120mm 111mm
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Memory Memory Gainward GeForce RTX 3060 Ti Ghost OC 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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