Zotac GeForce RTX 3080 AMP Extreme Holo vs EVGA GeForce GT 620 Low Profile

VS
Zotac GeForce RTX 3080 AMP Extreme Holo
Zotac GeForce RTX 3080 AMP Extreme Holo Image
EVGA GeForce GT 620 Low Profile
EVGA GeForce GT 620 Low Profile Image
Zotac GeForce RTX 3080 AMP Extreme Holo
EVGA GeForce GT 620 Low Profile
Key Differences Key Differences Zotac GeForce RTX 3080 AMP Extreme Holo EVGA GeForce GT 620 Low Profile
GPU Base Clock Speed 1440MHz 700MHz
GPU Boost Clock Speed 1800MHz Not Known
Pixel Rate 172.8 GPixel/s 2.8 GPixel/s
GPU Memory Speed 1188MHz 600MHz
GPU Render Output Units (ROPs) 96 4
No. of Supported Displays 4 Not Known
Performance Performance Zotac GeForce RTX 3080 AMP Extreme Holo EVGA GeForce GT 620 Low Profile
GPU Base Clock Speed 1440MHz 700MHz
Pixel Rate 172.8 GPixel/s 2.8 GPixel/s
FLOPS (Floating-point Performance) 31.33 TFLOPS 0.27 TFLOPS
GPU Memory Speed 1188MHz 600MHz
Texture Filter Rate 489.6 GTexels/s 11.2 GTexels/s
Total GPU Shading Units 8704 96
Total GPU TMUs 272 16
GPU Boost Clock Speed 1800MHz Not Known
GPU Render Output Units (ROPs) 96 4
DPFP (Double Precision Floating Point) Support No No
Features Features Zotac GeForce RTX 3080 AMP Extreme Holo EVGA GeForce GT 620 Low Profile
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
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 436
PassMark (DirectCompute) Benchmark Result Not Known 271
Ports Ports Zotac GeForce RTX 3080 AMP Extreme Holo EVGA GeForce GT 620 Low Profile
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 Zotac GeForce RTX 3080 AMP Extreme Holo EVGA GeForce GT 620 Low Profile
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 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 Not Known 145mm
Height Not Known 111mm
Memory Memory Zotac GeForce RTX 3080 AMP Extreme Holo EVGA GeForce GT 620 Low Profile
Effective Memory Clock 19000MHz 1200MHz
Max Memory Bandwidth 760.3GB/s 9.6GB/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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