AMD Radeon RX 6900 XT vs AMD Radeon RX Vega 56

VS
AMD Radeon RX 6900 XT
AMD Radeon RX 6900 XT Image
AMD Radeon RX Vega 56
AMD Radeon RX Vega 56 Image
AMD Radeon RX 6900 XT
AMD Radeon RX Vega 56
Key Differences Key Differences AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
GPU Base Clock Speed 1529MHz 1156MHz
GPU Boost Clock Speed 2250MHz 1471MHz
Pixel Rate 288 GPixel/s 94.14 GPixel/s
GPU Memory Speed 2000MHz 800MHz
GPU Render Output Units (ROPs) 128 64
No. of Supported Displays Not Known Not Known
Performance Performance AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
GPU Base Clock Speed 1529MHz 1156MHz
Pixel Rate 288 GPixel/s 94.14 GPixel/s
FLOPS (Floating-point Performance) 23.04 TFLOPS 10.5 TFLOPS
Texture Filter Rate 720 GTexels/s 329.5 GTexels/s
GPU Memory Speed 2000MHz 800MHz
Total GPU Shading Units 5120 3584
Total GPU TMUs 320 224
GPU Boost Clock Speed 2250MHz 1471MHz
GPU Render Output Units (ROPs) 128 64
DPFP (Double Precision Floating Point) Support No No
Features Features AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
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 No
Ray Tracing Support Yes No
Miscellaneous Miscellaneous AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2
DisplayPort Output 2 3
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 12500 million
Semiconductor Size 7nm 14nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 267mm 280mm
Height 120mm 127mm
Warranty 2 Not Known
Memory Memory AMD Radeon RX 6900 XT AMD Radeon RX Vega 56
Effective Memory Clock 16000MHz 1600MHz
Max Memory Bandwidth 512GB/s 410GB/s
RAM 16GB 8GB
Memory Bus Interface Width 256bit 2048bit
GDDR Memory Version 6 Not Known
ECC (Error-Correcting Code) Memory Support No No

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