MSI Radeon RX 6800 vs Zalman HD 7990

VS
MSI Radeon RX 6800
MSI Radeon RX 6800 Image
Zalman HD 7990
Zalman HD 7990 Image
MSI Radeon RX 6800
Zalman HD 7990
Key Differences Key Differences MSI Radeon RX 6800 Zalman HD 7990
GPU Base Clock Speed 1700MHz 950MHz
GPU Boost Clock Speed 2105MHz 1000MHz
Pixel Rate 202.1 GPixel/s 60.8 GPixel/s
GPU Memory Speed 2000MHz 1500MHz
GPU Render Output Units (ROPs) 96 64
No. of Supported Displays 4 6
Performance Performance MSI Radeon RX 6800 Zalman HD 7990
GPU Base Clock Speed 1700MHz 950MHz
Pixel Rate 202.1 GPixel/s 60.8 GPixel/s
FLOPS (Floating-point Performance) 16.17 TFLOPS 7.78 TFLOPS
GPU Memory Speed 2000MHz 1500MHz
Texture Filter Rate 505.2 GTexels/s 144 GTexels/s
Total GPU Shading Units 3840 4096
Total GPU TMUs 240 256
GPU Boost Clock Speed 2105MHz 1000MHz
GPU Render Output Units (ROPs) 96 64
DPFP (Double Precision Floating Point) Support No Yes
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Features Features MSI Radeon RX 6800 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
Ray Tracing Support Yes No
Multi-GPU Support Count 2 4
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
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
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Miscellaneous Miscellaneous MSI Radeon RX 6800 Zalman HD 7990
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports MSI Radeon RX 6800 Zalman HD 7990
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 4
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General info General info MSI Radeon RX 6800 Zalman HD 7990
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 4313 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No Yes
Air-water Cooling Support No No
Width Size 267mm 305mm
Height 120mm 110mm
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Memory Memory MSI Radeon RX 6800 Zalman HD 7990
Effective Memory Clock 16000MHz 6000MHz
Max Memory Bandwidth 512GB/s 576GB/s
RAM 16GB 6GB
Memory Bus Interface Width 256bit 768bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No
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