Zotac GeForce GTX 1080 Ti AMP! Extreme vs PowerColor Radeon HD 7870 PCS+

VS
Zotac GeForce GTX 1080 Ti AMP! Extreme
Zotac GeForce GTX 1080 Ti AMP! Extreme Image
PowerColor Radeon HD 7870 PCS+
PowerColor Radeon HD 7870 PCS+ Image
Zotac GeForce GTX 1080 Ti AMP! Extreme
PowerColor Radeon HD 7870 PCS+
Key Differences Key Differences Zotac GeForce GTX 1080 Ti AMP! Extreme PowerColor Radeon HD 7870 PCS+
GPU Base Clock Speed 1645MHz 1100MHz
GPU Boost Clock Speed 1759MHz Not Known
Pixel Rate 154.8 GPixel/s 35.2 GPixel/s
GPU Memory Speed 1400MHz 1225MHz
GPU Render Output Units (ROPs) 88 32
No. of Supported Displays 4 6
Performance Performance Zotac GeForce GTX 1080 Ti AMP! Extreme PowerColor Radeon HD 7870 PCS+
GPU Base Clock Speed 1645MHz 1100MHz
Pixel Rate 154.8 GPixel/s 35.2 GPixel/s
FLOPS (Floating-point Performance) 12.61 TFLOPS 2.82 TFLOPS
Texture Filter Rate 394 GTexels/s 88 GTexels/s
GPU Memory Speed 1400MHz 1225MHz
Total GPU Shading Units 3584 1280
Total GPU TMUs 224 80
GPU Boost Clock Speed 1759MHz Not Known
GPU Render Output Units (ROPs) 88 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features Zotac GeForce GTX 1080 Ti AMP! Extreme PowerColor Radeon HD 7870 PCS+
DirectX Version Info 12 11.1
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 1.2 1.2
Multi-display Tech Support Yes Yes
PassMark (G3D) Score 13470 Not Known
GPU Temperature Under Load 84°C Not Known
PassMark (DirectCompute) Benchmark Result 9456 Not Known
Idle GPU Temperature 33°C Not Known
3D Support Yes Yes
Noise Level Under Load 55.4dB Not Known
Idle Noise Level 40.7dB Not Known
Idle Power Consumption 82W Not Known
Ray Tracing Support Yes No
Multi-GPU Support Count 2 2
No. of Supported Displays 4 6
Ports Ports Zotac GeForce GTX 1080 Ti AMP! Extreme PowerColor Radeon HD 7870 PCS+
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 1 2
Mini DisplayPort Output 0 2
General info General info Zotac GeForce GTX 1080 Ti AMP! Extreme PowerColor Radeon HD 7870 PCS+
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 2800 million
Semiconductor Size 16nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Width Size 325mm 241mm
Height 148mm 120mm
Air-water Cooling Support No No
Memory Memory Zotac GeForce GTX 1080 Ti AMP! Extreme PowerColor Radeon HD 7870 PCS+
Effective Memory Clock 11200MHz 4900MHz
Max Memory Bandwidth 492.8GB/s 157GB/s
RAM 11GB 2GB
Memory Bus Interface Width 352bit 256bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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