ASRock Radeon RX 6800 XT Taichi X OC vs HIS Radeon R9 390X IceQ X2

VS
ASRock Radeon RX 6800 XT Taichi X OC
ASRock Radeon RX 6800 XT Taichi X OC Image
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HIS Radeon R9 390X IceQ X2
HIS Radeon R9 390X IceQ X2 Image
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ASRock Radeon RX 6800 XT Taichi X OC
HIS Radeon R9 390X IceQ X2
Key Differences Key Differences ASRock Radeon RX 6800 XT Taichi X OC HIS Radeon R9 390X IceQ X2
GPU Base Clock Speed 1925MHz 1050MHz
GPU Boost Clock Speed 2360MHz Not Known
Pixel Rate 302.1 GPixel/s 67.2 GPixel/s
GPU Memory Speed 2000MHz 1500MHz
GPU Render Output Units (ROPs) 128 64
No. of Supported Displays 4 6
Performance Performance ASRock Radeon RX 6800 XT Taichi X OC HIS Radeon R9 390X IceQ X2
GPU Base Clock Speed 1925MHz 1050MHz
Pixel Rate 302.1 GPixel/s 67.2 GPixel/s
FLOPS (Floating-point Performance) 21.75 TFLOPS 5.91 TFLOPS
GPU Memory Speed 2000MHz 1500MHz
Texture Filter Rate 679.7 GTexels/s 184.8 GTexels/s
Total GPU Shading Units 4608 2816
Total GPU TMUs 288 176
GPU Boost Clock Speed 2360MHz Not Known
GPU Render Output Units (ROPs) 128 64
DPFP (Double Precision Floating Point) Support No No
Features Features ASRock Radeon RX 6800 XT Taichi X OC HIS Radeon R9 390X IceQ X2
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.5
OpenCL Driver Version 2.1 2.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 6
Multi-GPU Support Count Not Known 4
Ports Ports ASRock Radeon RX 6800 XT Taichi X OC HIS Radeon R9 390X IceQ X2
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 0
General info General info ASRock Radeon RX 6800 XT Taichi X OC HIS Radeon R9 390X IceQ X2
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 6200 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 330mm 297mm
Height 140mm 143mm
Memory Memory ASRock Radeon RX 6800 XT Taichi X OC HIS Radeon R9 390X IceQ X2
Effective Memory Clock 16000MHz 6000MHz
Max Memory Bandwidth 512GB/s 384GB/s
RAM 16GB 8GB
Memory Bus Interface Width 256bit 512bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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