ASRock Radeon RX 6800 Phantom Gaming D OC vs Sapphire Radeon HD 7870 FleX

VS
ASRock Radeon RX 6800 Phantom Gaming D OC
ASRock Radeon RX 6800 Phantom Gaming D OC Image
Sapphire Radeon HD 7870 FleX
Sapphire Radeon HD 7870 FleX Image
ASRock Radeon RX 6800 Phantom Gaming D OC
Sapphire Radeon HD 7870 FleX
Key Differences Key Differences ASRock Radeon RX 6800 Phantom Gaming D OC Sapphire Radeon HD 7870 FleX
GPU Base Clock Speed 1850MHz 1050MHz
GPU Boost Clock Speed 2190MHz Not Known
Pixel Rate 210.2 GPixel/s 33.6 GPixel/s
GPU Memory Speed 2000MHz 1250MHz
GPU Render Output Units (ROPs) 96 32
No. of Supported Displays 4 6
Performance Performance ASRock Radeon RX 6800 Phantom Gaming D OC Sapphire Radeon HD 7870 FleX
GPU Base Clock Speed 1850MHz 1050MHz
Pixel Rate 210.2 GPixel/s 33.6 GPixel/s
FLOPS (Floating-point Performance) 16.82 TFLOPS 2.69 TFLOPS
GPU Memory Speed 2000MHz 1250MHz
Texture Filter Rate 525.6 GTexels/s 84 GTexels/s
Total GPU Shading Units 3840 1280
Total GPU TMUs 240 80
GPU Boost Clock Speed 2190MHz Not Known
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features ASRock Radeon RX 6800 Phantom Gaming D OC Sapphire Radeon HD 7870 FleX
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2.1 1.2
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 2
Ports Ports ASRock Radeon RX 6800 Phantom Gaming D OC Sapphire Radeon HD 7870 FleX
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 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 Phantom Gaming D OC Sapphire Radeon HD 7870 FleX
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 2800 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 305mm 260mm
Height 131mm 125mm
Memory Memory ASRock Radeon RX 6800 Phantom Gaming D OC Sapphire Radeon HD 7870 FleX
Effective Memory Clock 16000MHz 5000MHz
Max Memory Bandwidth 512GB/s 160GB/s
RAM 16GB 2GB
Memory Bus Interface Width 256bit 256bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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