MSI GeForce RTX 2080 Ti Sea Hawk X vs Nvidia GeForce GTX 645 OEM

VS
MSI GeForce RTX 2080 Ti Sea Hawk X
MSI GeForce RTX 2080 Ti Sea Hawk X Image
Nvidia GeForce GTX 645 OEM
Nvidia GeForce GTX 645 OEM Image
MSI GeForce RTX 2080 Ti Sea Hawk X
Nvidia GeForce GTX 645 OEM
Key Differences Key Differences MSI GeForce RTX 2080 Ti Sea Hawk X Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1350MHz 823MHz
GPU Boost Clock Speed 1755MHz 888MHz
Pixel Rate 154.4 GPixel/s 9.88 GPixel/s
GPU Memory Speed 1750MHz 1000MHz
GPU Render Output Units (ROPs) 88 16
No. of Supported Displays 4 4
Performance Performance MSI GeForce RTX 2080 Ti Sea Hawk X Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1350MHz 823MHz
Pixel Rate 154.4 GPixel/s 9.88 GPixel/s
FLOPS (Floating-point Performance) 15.28 TFLOPS 0.95 TFLOPS
Texture Filter Rate 477.4 GTexels/s 39.5 GTexels/s
GPU Memory Speed 1750MHz 1000MHz
Total GPU Shading Units 4352 576
Total GPU TMUs 272 48
GPU Boost Clock Speed 1755MHz 888MHz
GPU Render Output Units (ROPs) 88 16
DPFP (Double Precision Floating Point) Support No No
Features Features MSI GeForce RTX 2080 Ti Sea Hawk X Nvidia GeForce GTX 645 OEM
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 2 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 MSI GeForce RTX 2080 Ti Sea Hawk X Nvidia GeForce GTX 645 OEM
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports MSI GeForce RTX 2080 Ti Sea Hawk X Nvidia GeForce GTX 645 OEM
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info MSI GeForce RTX 2080 Ti Sea Hawk X Nvidia GeForce GTX 645 OEM
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 2540 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 268mm 145mm
Height 114mm 111mm
Memory Memory MSI GeForce RTX 2080 Ti Sea Hawk X 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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