Galax GeForce RTX 3090 EX Gamer 1-Click OC vs Nvidia GeForce GT 620

VS
Galax GeForce RTX 3090 EX Gamer 1-Click OC
Galax GeForce RTX 3090 EX Gamer 1-Click OC Image
Nvidia GeForce GT 620
Nvidia GeForce GT 620 Image
Galax GeForce RTX 3090 EX Gamer 1-Click OC
Nvidia GeForce GT 620
Key Differences Key Differences Galax GeForce RTX 3090 EX Gamer 1-Click OC Nvidia GeForce GT 620
GPU Base Clock Speed 1395MHz 700MHz
GPU Boost Clock Speed 1740MHz Not Known
Pixel Rate 194.9 GPixel/s 2.8 GPixel/s
GPU Memory Speed 1219MHz 900MHz
GPU Render Output Units (ROPs) 112 4
No. of Supported Displays Not Known Not Known
Performance Performance Galax GeForce RTX 3090 EX Gamer 1-Click OC Nvidia GeForce GT 620
GPU Base Clock Speed 1395MHz 700MHz
Pixel Rate 194.9 GPixel/s 2.8 GPixel/s
FLOPS (Floating-point Performance) 36.53 TFLOPS 0.27 TFLOPS
GPU Memory Speed 1219MHz 900MHz
Texture Filter Rate 570.7 GTexels/s 11.2 GTexels/s
Total GPU Shading Units 10496 96
Total GPU TMUs 328 16
GPU Boost Clock Speed 1740MHz Not Known
GPU Render Output Units (ROPs) 112 4
DPFP (Double Precision Floating Point) Support No No
Features Features Galax GeForce RTX 3090 EX Gamer 1-Click OC Nvidia GeForce GT 620
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
PassMark (G3D) Score Not Known 436
PassMark (DirectCompute) Benchmark Result Not Known 271
Ray Tracing Support No No
Ports Ports Galax GeForce RTX 3090 EX Gamer 1-Click OC Nvidia GeForce GT 620
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Galax GeForce RTX 3090 EX Gamer 1-Click OC Nvidia GeForce GT 620
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28000 million 585 million
Semiconductor Size 8nm 40nm
PCI Express Version 4 2
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 330mm 145mm
Height 142mm 111mm
Memory Memory Galax GeForce RTX 3090 EX Gamer 1-Click OC Nvidia GeForce GT 620
Effective Memory Clock 9750MHz 1800MHz
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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