Gigabyte Radeon RX 6800 vs Gigabyte Radeon HD 7870 OC

VS
Gigabyte Radeon RX 6800
Gigabyte Radeon RX 6800 Image
Gigabyte Radeon HD 7870 OC
Gigabyte Radeon HD 7870 OC Image
Gigabyte Radeon RX 6800
Gigabyte Radeon HD 7870 OC
Key Differences Key Differences Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
GPU Base Clock Speed 1372MHz 1100MHz
GPU Boost Clock Speed 2105MHz Not Known
Pixel Rate 202.1 GPixel/s 35.2 GPixel/s
GPU Memory Speed 2000MHz 1200MHz
GPU Render Output Units (ROPs) 96 32
No. of Supported Displays 4 6
Performance Performance Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
GPU Base Clock Speed 1372MHz 1100MHz
Pixel Rate 202.1 GPixel/s 35.2 GPixel/s
FLOPS (Floating-point Performance) 16.17 TFLOPS 2.82 TFLOPS
Texture Filter Rate 505.2 GTexels/s 88 GTexels/s
GPU Memory Speed 2000MHz 1200MHz
Total GPU Shading Units 3840 1280
Total GPU TMUs 240 80
GPU Boost Clock Speed 2105MHz Not Known
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
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
Miscellaneous Miscellaneous Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 2
General info General info Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
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 267mm 280mm
Height 120mm 130mm
Memory Memory Gigabyte Radeon RX 6800 Gigabyte Radeon HD 7870 OC
Effective Memory Clock 16000MHz 4800MHz
Max Memory Bandwidth 512GB/s 154GB/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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