Galax GeForce RTX 3080 EX Gamer 1-Click OC vs Nvidia GeForce GT 620 OEM

VS
Galax GeForce RTX 3080 EX Gamer 1-Click OC
Galax GeForce RTX 3080 EX Gamer 1-Click OC Image
Nvidia GeForce GT 620 OEM
Nvidia GeForce GT 620 OEM Image
Galax GeForce RTX 3080 EX Gamer 1-Click OC
Nvidia GeForce GT 620 OEM
Key Differences Key Differences Galax GeForce RTX 3080 EX Gamer 1-Click OC Nvidia GeForce GT 620 OEM
GPU Base Clock Speed 1440MHz 810MHz
GPU Boost Clock Speed 1755MHz Not Known
Pixel Rate 168.5 GPixel/s 1.62 GPixel/s
GPU Memory Speed 1188MHz 898MHz
GPU Render Output Units (ROPs) 96 4
No. of Supported Displays Not Known Not Known
Performance Performance Galax GeForce RTX 3080 EX Gamer 1-Click OC Nvidia GeForce GT 620 OEM
GPU Base Clock Speed 1440MHz 810MHz
Pixel Rate 168.5 GPixel/s 1.62 GPixel/s
FLOPS (Floating-point Performance) 30.55 TFLOPS 0.16 TFLOPS
GPU Memory Speed 1188MHz 898MHz
Texture Filter Rate 477.4 GTexels/s 6.48 GTexels/s
Total GPU Shading Units 8704 48
Total GPU TMUs 272 8
GPU Boost Clock Speed 1755MHz Not Known
GPU Render Output Units (ROPs) 96 4
DPFP (Double Precision Floating Point) Support No No
Features Features Galax GeForce RTX 3080 EX Gamer 1-Click OC 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 Galax GeForce RTX 3080 EX Gamer 1-Click OC Nvidia GeForce GT 620 OEM
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 3080 EX Gamer 1-Click OC Nvidia GeForce GT 620 OEM
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28000 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 330mm 145mm
Height 142mm 111mm
Memory Memory Galax GeForce RTX 3080 EX Gamer 1-Click OC Nvidia GeForce GT 620 OEM
Effective Memory Clock 19000MHz 1796MHz
Max Memory Bandwidth 720GB/s 14.4GB/s
RAM 10GB 1GB
Memory Bus Interface Width 320bit 64bit
GDDR Memory Version 6 Not Known
ECC (Error-Correcting Code) Memory Support No No

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