Gigabyte GeForce RTX 3080 Gaming OC vs PowerColor Radeon HD 7870 PCS+

VS
Gigabyte GeForce RTX 3080 Gaming OC
Gigabyte GeForce RTX 3080 Gaming OC Image
PowerColor Radeon HD 7870 PCS+
PowerColor Radeon HD 7870 PCS+ Image
Gigabyte GeForce RTX 3080 Gaming OC
PowerColor Radeon HD 7870 PCS+
Key Differences Key Differences Gigabyte GeForce RTX 3080 Gaming OC PowerColor Radeon HD 7870 PCS+
GPU Base Clock Speed 1440MHz 1100MHz
GPU Boost Clock Speed 1800MHz Not Known
Pixel Rate 172.8 GPixel/s 35.2 GPixel/s
GPU Memory Speed 1188MHz 1225MHz
GPU Render Output Units (ROPs) 96 32
No. of Supported Displays 4 6
Performance Performance Gigabyte GeForce RTX 3080 Gaming OC PowerColor Radeon HD 7870 PCS+
GPU Base Clock Speed 1440MHz 1100MHz
Pixel Rate 172.8 GPixel/s 35.2 GPixel/s
FLOPS (Floating-point Performance) 31.33 TFLOPS 2.82 TFLOPS
GPU Memory Speed 1188MHz 1225MHz
Texture Filter Rate 489.6 GTexels/s 88 GTexels/s
Total GPU Shading Units 8704 1280
Total GPU TMUs 272 80
GPU Boost Clock Speed 1800MHz Not Known
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gigabyte GeForce RTX 3080 Gaming OC PowerColor Radeon HD 7870 PCS+
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2 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 Gigabyte GeForce RTX 3080 Gaming OC PowerColor Radeon HD 7870 PCS+
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 2 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 2
General info General info Gigabyte GeForce RTX 3080 Gaming OC PowerColor Radeon HD 7870 PCS+
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 million 2800 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 320mm 241mm
Height 129mm 120mm
Memory Memory Gigabyte GeForce RTX 3080 Gaming OC PowerColor Radeon HD 7870 PCS+
Effective Memory Clock 19000MHz 4900MHz
Max Memory Bandwidth 760GB/s 157GB/s
RAM 10GB 2GB
Memory Bus Interface Width 320bit 256bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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