PNY Quadro RTX 8000 Passive vs Nvidia GeForce GTX 645 OEM

VS
PNY Quadro RTX 8000 Passive
PNY Quadro RTX 8000 Passive Image
Nvidia GeForce GTX 645 OEM
Nvidia GeForce GTX 645 OEM Image
PNY Quadro RTX 8000 Passive
Nvidia GeForce GTX 645 OEM
Key Differences Key Differences PNY Quadro RTX 8000 Passive Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1230MHz 823MHz
GPU Boost Clock Speed 1620MHz 888MHz
Pixel Rate 155.5 GPixel/s 9.88 GPixel/s
GPU Memory Speed 1750MHz 1000MHz
GPU Render Output Units (ROPs) 96 16
No. of Supported Displays Not Known 4
Performance Performance PNY Quadro RTX 8000 Passive Nvidia GeForce GTX 645 OEM
GPU Base Clock Speed 1230MHz 823MHz
Pixel Rate 155.5 GPixel/s 9.88 GPixel/s
FLOPS (Floating-point Performance) 14.9 TFLOPS 0.95 TFLOPS
GPU Memory Speed 1750MHz 1000MHz
Texture Filter Rate 466.6 GTexels/s 39.5 GTexels/s
Total GPU Shading Units 4608 576
Total GPU TMUs 288 48
GPU Boost Clock Speed 1620MHz 888MHz
GPU Render Output Units (ROPs) 96 16
DPFP (Double Precision Floating Point) Support Yes No
Features Features PNY Quadro RTX 8000 Passive 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
3D Support Yes Yes
PassMark (G3D) Score Not Known 1977
PassMark (DirectCompute) Benchmark Result Not Known 943
Ray Tracing Support No No
No. of Supported Displays Not Known 4
Ports Ports PNY Quadro RTX 8000 Passive Nvidia GeForce GTX 645 OEM
HDMI Output Support No Yes
DisplayPort Output 0 1
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info PNY Quadro RTX 8000 Passive 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 266.7mm 145mm
Height 111.8mm 111mm
Memory Memory PNY Quadro RTX 8000 Passive Nvidia GeForce GTX 645 OEM
Effective Memory Clock 14000MHz 4000MHz
Max Memory Bandwidth 672GB/s 64GB/s
RAM 48GB 1GB
Memory Bus Interface Width 384bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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