Gainward GeForce RTX 3090 Phoenix vs Nvidia GeForce GT 620

VS
Gainward GeForce RTX 3090 Phoenix
Gainward GeForce RTX 3090 Phoenix Image
Nvidia GeForce GT 620
Nvidia GeForce GT 620 Image
Gainward GeForce RTX 3090 Phoenix
Nvidia GeForce GT 620
Key Differences Key Differences Gainward GeForce RTX 3090 Phoenix Nvidia GeForce GT 620
GPU Base Clock Speed 1395MHz 700MHz
GPU Boost Clock Speed 1695MHz Not Known
Pixel Rate 189.8 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 Gainward GeForce RTX 3090 Phoenix Nvidia GeForce GT 620
GPU Base Clock Speed 1395MHz 700MHz
Pixel Rate 189.8 GPixel/s 2.8 GPixel/s
FLOPS (Floating-point Performance) 35.58 TFLOPS 0.27 TFLOPS
GPU Memory Speed 1219MHz 900MHz
Texture Filter Rate 556 GTexels/s 11.2 GTexels/s
Total GPU Shading Units 10496 96
Total GPU TMUs 328 16
GPU Boost Clock Speed 1695MHz Not Known
GPU Render Output Units (ROPs) 112 4
DPFP (Double Precision Floating Point) Support No No
Features Features Gainward GeForce RTX 3090 Phoenix 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 Yes No
Ports Ports Gainward GeForce RTX 3090 Phoenix 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 Gainward GeForce RTX 3090 Phoenix 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 294mm 145mm
Height 112mm 111mm
Memory Memory Gainward GeForce RTX 3090 Phoenix 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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