ASRock Radeon RX 6900 XT vs AMD Radeon HD 6450 2GB

VS
ASRock Radeon RX 6900 XT
ASRock Radeon RX 6900 XT Image
AMD Radeon HD 6450 2GB
AMD Radeon HD 6450 2GB Image
ASRock Radeon RX 6900 XT
AMD Radeon HD 6450 2GB
Key Differences Key Differences ASRock Radeon RX 6900 XT AMD Radeon HD 6450 2GB
GPU Base Clock Speed 1900MHz 650MHz
GPU Boost Clock Speed 2250MHz Not Known
Pixel Rate 298.2 GPixel/s 2.6 GPixel/s
GPU Memory Speed 2000MHz 580MHz
GPU Render Output Units (ROPs) 128 4
No. of Supported Displays 4 4
Performance Performance ASRock Radeon RX 6900 XT AMD Radeon HD 6450 2GB
GPU Base Clock Speed 1900MHz 650MHz
Pixel Rate 298.2 GPixel/s 2.6 GPixel/s
FLOPS (Floating-point Performance) 23.86 TFLOPS 0.21 TFLOPS
GPU Memory Speed 2000MHz 580MHz
Texture Filter Rate 745.6 GTexels/s 5.2 GTexels/s
Total GPU Shading Units 5120 160
Total GPU TMUs 320 8
GPU Boost Clock Speed 2250MHz Not Known
GPU Render Output Units (ROPs) 128 4
DPFP (Double Precision Floating Point) Support No No
Features Features ASRock Radeon RX 6900 XT AMD Radeon HD 6450 2GB
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2.1 1.2
Multi-display Tech Support Yes Yes
3D Support Yes No
Ray Tracing Support Yes No
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 292
GPU Temperature Under Load Not Known 59°C
PassMark (DirectCompute) Benchmark Result Not Known 172
Idle GPU Temperature Not Known 39°C
Noise Level Under Load Not Known 47.7dB
Power Consumption Under Peak Load Not Known 178W
Idle Power Consumption Not Known 144W
Idle Noise Level Not Known 41.4dB
Multi-GPU Support Count Not Known 2
SmallLuxGPU (2.0d4) Result Not Known 1150
Ports Ports ASRock Radeon RX 6900 XT AMD Radeon HD 6450 2GB
HDMI Output Support Yes No
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info ASRock Radeon RX 6900 XT AMD Radeon HD 6450 2GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 370 million
Semiconductor Size 7nm 40nm
PCI Express Version 4 2
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 267mm 168mm
Height 120mm 104mm
Memory Memory ASRock Radeon RX 6900 XT AMD Radeon HD 6450 2GB
Effective Memory Clock 16000MHz 1600MHz
Max Memory Bandwidth 512GB/s 9.28GB/s
RAM 16GB 2GB
Memory Bus Interface Width 256bit 64bit
GDDR Memory Version 6 3
ECC (Error-Correcting Code) Memory Support No No

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