Gainward GeForce RTX 3090 Phoenix GS vs Galax GeForce RTX 2080 OC

VS
Gainward GeForce RTX 3090 Phoenix GS
Gainward GeForce RTX 3090 Phoenix GS Image
Galax GeForce RTX 2080 OC
Galax GeForce RTX 2080 OC Image
Gainward GeForce RTX 3090 Phoenix GS
Galax GeForce RTX 2080 OC
Key Differences Key Differences Gainward GeForce RTX 3090 Phoenix GS Galax GeForce RTX 2080 OC
GPU Base Clock Speed 1395MHz 1515MHz
GPU Boost Clock Speed 1725MHz 1785MHz
Pixel Rate 193.2 GPixel/s 114.2 GPixel/s
GPU Memory Speed 1219MHz 1750MHz
GPU Render Output Units (ROPs) 112 64
No. of Supported Displays Not Known 4
Performance Performance Gainward GeForce RTX 3090 Phoenix GS Galax GeForce RTX 2080 OC
GPU Base Clock Speed 1395MHz 1515MHz
Pixel Rate 193.2 GPixel/s 114.2 GPixel/s
FLOPS (Floating-point Performance) 36.21 TFLOPS 10.51 TFLOPS
GPU Memory Speed 1219MHz 1750MHz
Texture Filter Rate 565.8 GTexels/s 328.4 GTexels/s
Total GPU Shading Units 10496 2944
Total GPU TMUs 328 184
GPU Boost Clock Speed 1725MHz 1785MHz
GPU Render Output Units (ROPs) 112 64
DPFP (Double Precision Floating Point) Support No No
Features Features Gainward GeForce RTX 3090 Phoenix GS Galax GeForce RTX 2080 OC
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.5
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
Multi-GPU Support Count Not Known 2
No. of Supported Displays Not Known 4
Ports Ports Gainward GeForce RTX 3090 Phoenix GS Galax GeForce RTX 2080 OC
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2
DisplayPort Output 3 3
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Gainward GeForce RTX 3090 Phoenix GS Galax GeForce RTX 2080 OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28000 million 13600 million
Semiconductor Size 8nm 12nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 294mm 283mm
Height 112mm 139mm
Memory Memory Gainward GeForce RTX 3090 Phoenix GS Galax GeForce RTX 2080 OC
Effective Memory Clock 9750MHz 14000MHz
Max Memory Bandwidth 936GB/s 448GB/s
RAM 24GB 8GB
Memory Bus Interface Width 384bit 256bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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