Colorful GeForce iGame RTX 2080 Ti Advanced OC vs Zotac GeForce GT 640 2GB

VS
Colorful GeForce iGame RTX 2080 Ti Advanced OC
Colorful GeForce iGame RTX 2080 Ti Advanced OC Image
Zotac GeForce GT 640 2GB
Zotac GeForce GT 640 2GB Image
Colorful GeForce iGame RTX 2080 Ti Advanced OC
Zotac GeForce GT 640 2GB
Key Differences Key Differences Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
GPU Base Clock Speed 1350MHz 1046MHz
GPU Boost Clock Speed 1635MHz Not Known
Pixel Rate 143.9 GPixel/s 7.22 GPixel/s
GPU Memory Speed 1750MHz 1250MHz
GPU Render Output Units (ROPs) 88 16
No. of Supported Displays 4 Not Known
Performance Performance Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
GPU Base Clock Speed 1350MHz 1046MHz
Pixel Rate 143.9 GPixel/s 7.22 GPixel/s
FLOPS (Floating-point Performance) 14.23 TFLOPS 0.69 TFLOPS
GPU Memory Speed 1750MHz 1250MHz
Texture Filter Rate 444.7 GTexels/s 28.8 GTexels/s
Total GPU Shading Units 4352 384
Total GPU TMUs 272 32
GPU Boost Clock Speed 1635MHz Not Known
GPU Render Output Units (ROPs) 88 16
DPFP (Double Precision Floating Point) Support No No
Features Features Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
DirectX Version Info 12.1 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 Not Known
Ray Tracing Support No No
Miscellaneous Miscellaneous Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
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 Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 1270 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 304mm 145mm
Height 118mm 111mm
Memory Memory Colorful GeForce iGame RTX 2080 Ti Advanced OC Zotac GeForce GT 640 2GB
Effective Memory Clock 14000MHz 5000MHz
Max Memory Bandwidth 616GB/s 28.5GB/s
RAM 11GB 2GB
Memory Bus Interface Width 352bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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