AMD Radeon RX 6900 XT vs Sapphire HD 6750 Vapor-X

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AMD Radeon RX 6900 XT
AMD Radeon RX 6900 XT Image
Sapphire HD 6750 Vapor-X
Sapphire HD 6750 Vapor-X Image
AMD Radeon RX 6900 XT
Sapphire HD 6750 Vapor-X
Key Differences Key Differences AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
GPU Base Clock Speed 1529MHz 710MHz
GPU Boost Clock Speed 2250MHz Not Known
Pixel Rate 288 GPixel/s 11.4 GPixel/s
GPU Memory Speed 2000MHz 1160MHz
GPU Render Output Units (ROPs) 128 16
No. of Supported Displays Not Known 3
Performance Performance AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
GPU Base Clock Speed 1529MHz 710MHz
Pixel Rate 288 GPixel/s 11.4 GPixel/s
FLOPS (Floating-point Performance) 23.04 TFLOPS 1.02 TFLOPS
Texture Filter Rate 720 GTexels/s 25.6 GTexels/s
GPU Memory Speed 2000MHz 1160MHz
Total GPU Shading Units 5120 720
Total GPU TMUs 320 36
GPU Boost Clock Speed 2250MHz Not Known
GPU Render Output Units (ROPs) 128 16
DPFP (Double Precision Floating Point) Support No No
Features Features AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
PassMark (G3D) Score Not Known 1310
PassMark (DirectCompute) Benchmark Result Not Known 640
Multi-GPU Support Count Not Known 2
No. of Supported Displays Not Known 3
Miscellaneous Miscellaneous AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 2
General info General info AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 1040 million
Semiconductor Size 7nm 40nm
PCI Express Version 4 2
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 267mm 201mm
Height 120mm 104.35mm
Warranty 2 Not Known
Memory Memory AMD Radeon RX 6900 XT Sapphire HD 6750 Vapor-X
Effective Memory Clock 16000MHz 4600MHz
Max Memory Bandwidth 512GB/s 74.2GB/s
RAM 16GB 1GB
Memory Bus Interface Width 256bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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