EVGA GeForce RTX 3090 XC3 Ultra Gaming vs Gigabyte GeForce RTX 3080 Gaming OC

VS
EVGA GeForce RTX 3090 XC3 Ultra Gaming
EVGA GeForce RTX 3090 XC3 Ultra Gaming Image
Gigabyte GeForce RTX 3080 Gaming OC
Gigabyte GeForce RTX 3080 Gaming OC Image
EVGA GeForce RTX 3090 XC3 Ultra Gaming
Gigabyte GeForce RTX 3080 Gaming OC
Key Differences Key Differences EVGA GeForce RTX 3090 XC3 Ultra Gaming Gigabyte GeForce RTX 3080 Gaming OC
GPU Base Clock Speed 1395MHz 1440MHz
GPU Boost Clock Speed 1725MHz 1800MHz
Pixel Rate 193.2 GPixel/s 172.8 GPixel/s
GPU Memory Speed 1219MHz 1188MHz
GPU Render Output Units (ROPs) 112 96
No. of Supported Displays 4 4
Performance Performance EVGA GeForce RTX 3090 XC3 Ultra Gaming Gigabyte GeForce RTX 3080 Gaming OC
GPU Base Clock Speed 1395MHz 1440MHz
Pixel Rate 193.2 GPixel/s 172.8 GPixel/s
FLOPS (Floating-point Performance) 36.21 TFLOPS 31.33 TFLOPS
GPU Memory Speed 1219MHz 1188MHz
Texture Filter Rate 565.8 GTexels/s 489.6 GTexels/s
Total GPU Shading Units 10496 8704
Total GPU TMUs 328 272
GPU Boost Clock Speed 1725MHz 1800MHz
GPU Render Output Units (ROPs) 112 96
DPFP (Double Precision Floating Point) Support No No
Features Features EVGA GeForce RTX 3090 XC3 Ultra Gaming Gigabyte GeForce RTX 3080 Gaming OC
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.6
OpenCL Driver Version 2 2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 4 4
Ray Tracing Support No Yes
Ports Ports EVGA GeForce RTX 3090 XC3 Ultra Gaming Gigabyte GeForce RTX 3080 Gaming OC
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2.1
DisplayPort Output 3 3
No. of HDMI Ports 1 2
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info EVGA GeForce RTX 3090 XC3 Ultra Gaming Gigabyte GeForce RTX 3080 Gaming OC
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 28300 million
Semiconductor Size 8nm 8nm
PCI Express Version 4 4
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 285.4mm 320mm
Height 111.2mm 129mm
Memory Memory EVGA GeForce RTX 3090 XC3 Ultra Gaming Gigabyte GeForce RTX 3080 Gaming OC
Effective Memory Clock 19500MHz 19000MHz
Max Memory Bandwidth 936GB/s 760GB/s
RAM 24GB 10GB
Memory Bus Interface Width 384bit 320bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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