EVGA GeForce RTX 3090 XC3 Ultra Gaming vs Zalman HD 7990

VS
EVGA GeForce RTX 3090 XC3 Ultra Gaming
EVGA GeForce RTX 3090 XC3 Ultra Gaming Image
Zalman HD 7990
Zalman HD 7990 Image
EVGA GeForce RTX 3090 XC3 Ultra Gaming
Zalman HD 7990
Key Differences Key Differences EVGA GeForce RTX 3090 XC3 Ultra Gaming Zalman HD 7990
GPU Base Clock Speed 1395MHz 950MHz
GPU Boost Clock Speed 1725MHz 1000MHz
Pixel Rate 193.2 GPixel/s 60.8 GPixel/s
GPU Memory Speed 1219MHz 1500MHz
GPU Render Output Units (ROPs) 112 64
No. of Supported Displays 4 6
Performance Performance EVGA GeForce RTX 3090 XC3 Ultra Gaming Zalman HD 7990
GPU Base Clock Speed 1395MHz 950MHz
Pixel Rate 193.2 GPixel/s 60.8 GPixel/s
FLOPS (Floating-point Performance) 36.21 TFLOPS 7.78 TFLOPS
GPU Memory Speed 1219MHz 1500MHz
Texture Filter Rate 565.8 GTexels/s 144 GTexels/s
Total GPU Shading Units 10496 4096
Total GPU TMUs 328 256
GPU Boost Clock Speed 1725MHz 1000MHz
GPU Render Output Units (ROPs) 112 64
DPFP (Double Precision Floating Point) Support No Yes
Features Features EVGA GeForce RTX 3090 XC3 Ultra Gaming Zalman HD 7990
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 4 6
PassMark (G3D) Score Not Known 5105
3DMark Vantage Texture Fill Result Not Known 211.8GTexels/s
GPU Temperature Under Load Not Known 82°C
3DMark Vantage Pixel Fill Result Not Known 26.2GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 2755
Ray Tracing Support No No
Idle GPU Temperature Not Known 39°C
Noise Level Under Load Not Known 54.8dB
Power Consumption Under Peak Load Not Known 552W
Idle Power Consumption Not Known 127W
Idle Noise Level Not Known 39.2dB
Multi-GPU Support Count Not Known 4
Ports Ports EVGA GeForce RTX 3090 XC3 Ultra Gaming Zalman HD 7990
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 4
General info General info EVGA GeForce RTX 3090 XC3 Ultra Gaming Zalman HD 7990
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 4313 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No Yes
Air-water Cooling Support No No
Width Size 285.4mm 305mm
Height 111.2mm 110mm
Memory Memory EVGA GeForce RTX 3090 XC3 Ultra Gaming Zalman HD 7990
Effective Memory Clock 19500MHz 6000MHz
Max Memory Bandwidth 936GB/s 576GB/s
RAM 24GB 6GB
Memory Bus Interface Width 384bit 768bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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