Colorful iGame GTX 1080 Ti Vulcan X OC vs Nvidia GeForce GTX 645 OEM

VS
Colorful iGame GTX 1080 Ti Vulcan X OC
Colorful iGame GTX 1080 Ti Vulcan X OC Image
Nvidia GeForce GTX 645 OEM
Nvidia GeForce GTX 645 OEM Image
Colorful iGame GTX 1080 Ti Vulcan X OC
Nvidia GeForce GTX 645 OEM
Key Differences Key Differences Colorful iGame GTX 1080 Ti Vulcan X OC Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1620MHz 823MHz
GPU Boost Clock Speed 1733MHz 888MHz
Pixel Rate 152.5 GPixel/s 9.88 GPixel/s
GPU Memory Speed 1376MHz 1000MHz
GPU Render Output Units (ROPs) 88 16
No. of Supported Displays 5 4
Performance Performance Colorful iGame GTX 1080 Ti Vulcan X OC Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1620MHz 823MHz
Pixel Rate 152.5 GPixel/s 9.88 GPixel/s
FLOPS (Floating-point Performance) 12.42 TFLOPS 0.95 TFLOPS
GPU Memory Speed 1376MHz 1000MHz
Texture Filter Rate 388.2 GTexels/s 39.5 GTexels/s
Total GPU Shading Units 3584 576
Total GPU TMUs 224 48
GPU Boost Clock Speed 1733MHz 888MHz
GPU Render Output Units (ROPs) 88 16
DPFP (Double Precision Floating Point) Support No No
Features Features Colorful iGame GTX 1080 Ti Vulcan X OC Nvidia GeForce GTX 645 OEM
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 1.2 1.1
Multi-display Tech Support Yes Yes
PassMark (G3D) Score 13470 1977
GPU Temperature Under Load 84°C Not Known
PassMark (DirectCompute) Benchmark Result 9456 943
Idle GPU Temperature 33°C Not Known
Noise Level Under Load 55.4dB Not Known
3D Support Yes Yes
Power Consumption Under Peak Load 379W Not Known
Idle Noise Level 40.7dB Not Known
Ray Tracing Support Yes No
Idle Power Consumption 82W Not Known
Multi-GPU Support Count 4 Not Known
No. of Supported Displays 5 4
Ports Ports Colorful iGame GTX 1080 Ti Vulcan X OC Nvidia GeForce GTX 645 OEM
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 2 Not Known
DVI Output Ports 1 2
Mini DisplayPort Output 0 0
General info General info Colorful iGame GTX 1080 Ti Vulcan X OC Nvidia GeForce GTX 645 OEM
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 2540 million
Semiconductor Size 16nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 267mm 145mm
Height 111.15mm 111mm
Memory Memory Colorful iGame GTX 1080 Ti Vulcan X OC Nvidia GeForce GTX 645 OEM
Effective Memory Clock 11008MHz 4000MHz
Max Memory Bandwidth 484.4GB/s 64GB/s
RAM 11GB 1GB
Memory Bus Interface Width 352bit 128bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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