Nvidia GeForce RTX 3090 vs Nvidia GeForce GT 620 OEM

VS
Nvidia GeForce RTX 3090
Nvidia GeForce RTX 3090 Image
Nvidia GeForce GT 620 OEM
Nvidia GeForce GT 620 OEM Image
Nvidia GeForce RTX 3090
Nvidia GeForce GT 620 OEM
Key Differences Key Differences Nvidia GeForce RTX 3090 Nvidia GeForce GT 620 OEM
GPU Base Clock Speed 1395MHz 810MHz
GPU Boost Clock Speed 1695MHz Not Known
Pixel Rate 189.8 GPixel/s 1.62 GPixel/s
GPU Memory Speed 1219MHz 898MHz
GPU Render Output Units (ROPs) 112 4
No. of Supported Displays Not Known Not Known
Performance Performance Nvidia GeForce RTX 3090 Nvidia GeForce GT 620 OEM
GPU Base Clock Speed 1395MHz 810MHz
Pixel Rate 189.8 GPixel/s 1.62 GPixel/s
FLOPS (Floating-point Performance) 35.58 TFLOPS 0.16 TFLOPS
GPU Memory Speed 1219MHz 898MHz
Texture Filter Rate 556 GTexels/s 6.48 GTexels/s
Total GPU Shading Units 10496 48
Total GPU TMUs 328 8
GPU Boost Clock Speed 1695MHz Not Known
GPU Render Output Units (ROPs) 112 4
DPFP (Double Precision Floating Point) Support No No
Features Features Nvidia GeForce RTX 3090 Nvidia GeForce GT 620 OEM
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes No
3D Support Yes No
Ray Tracing Support Yes No
PassMark (G3D) Score Not Known 436
PassMark (DirectCompute) Benchmark Result Not Known 271
Ports Ports Nvidia GeForce RTX 3090 Nvidia GeForce GT 620 OEM
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 1 0
No. of HDMI Ports 3 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Nvidia GeForce RTX 3090 Nvidia GeForce GT 620 OEM
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 292 million
Semiconductor Size 8nm 40nm
PCI Express Version 4 2
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 313mm 145mm
Height 138mm 111mm
Memory Memory Nvidia GeForce RTX 3090 Nvidia GeForce GT 620 OEM
Effective Memory Clock 19500MHz 1796MHz
Max Memory Bandwidth 936GB/s 14.4GB/s
RAM 24GB 1GB
Memory Bus Interface Width 384bit 64bit
GDDR Memory Version 6 Not Known
ECC (Error-Correcting Code) Memory Support No No

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