Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced vs Nvidia GeForce GTX 645 OEM

VS
Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced
Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Image
Nvidia GeForce GTX 645 OEM
Nvidia GeForce GTX 645 OEM Image
Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced
Nvidia GeForce GTX 645 OEM
Key Differences Key Differences Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1350MHz 823MHz
GPU Boost Clock Speed 1545MHz 888MHz
Pixel Rate Not Known 9.88 GPixel/s
GPU Memory Speed 1750MHz 1000MHz
GPU Render Output Units (ROPs) Not Known 16
No. of Supported Displays 4 4
Performance Performance Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1350MHz 823MHz
GPU Memory Speed 1750MHz 1000MHz
GPU Boost Clock Speed 1545MHz 888MHz
Pixel Rate Not Known 9.88 GPixel/s
FLOPS (Floating-point Performance) Not Known 0.95 TFLOPS
Texture Filter Rate Not Known 39.5 GTexels/s
Total GPU Shading Units Not Known 576
Total GPU TMUs Not Known 48
GPU Render Output Units (ROPs) Not Known 16
DPFP (Double Precision Floating Point) Support No No
Features Features Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Nvidia GeForce GTX 645 OEM
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2.1 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 77°C Not Known
Idle GPU Temperature 31°C Not Known
3D Support Yes Yes
Noise Level Under Load 47.5dB Not Known
Idle Noise Level 41.5dB Not Known
Idle Power Consumption 54W Not Known
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 1977
PassMark (DirectCompute) Benchmark Result Not Known 943
Ray Tracing Support No No
Miscellaneous Miscellaneous Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Nvidia GeForce GTX 645 OEM
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced 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 0 2
Mini DisplayPort Output 0 0
General info General info Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Nvidia GeForce GTX 645 OEM
TDP (Thermal Design Point) No Data Found No Data Found
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 304.7mm 145mm
Height 130.4mm 111mm
Transistor Count Not Known 2540 million
Memory Memory Asus GeForce ROG Strix RTX 2080 Ti Gaming Advanced Nvidia GeForce GTX 645 OEM
Effective Memory Clock 14000MHz 4000MHz
Max Memory Bandwidth 616GB/s 64GB/s
RAM 11GB 1GB
Memory Bus Interface Width 352bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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