Sapphire Radeon RX 6800 XT vs Sapphire Radeon HD 7870 FleX
VS
Sapphire Radeon RX 6800 XT
Sapphire Radeon HD 7870 FleX
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Sapphire Radeon RX 6800 XT
Sapphire Radeon HD 7870 FleX
Key Differences
|
Sapphire Radeon RX 6800 XT | Sapphire Radeon HD 7870 FleX |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1050MHz |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| Pixel Rate | 288 GPixel/s | 33.6 GPixel/s |
| GPU Memory Speed | 2000MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 128 | 32 |
| No. of Supported Displays | 4 | 6 |
Performance
|
Sapphire Radeon RX 6800 XT | Sapphire Radeon HD 7870 FleX |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1050MHz |
| Pixel Rate | 288 GPixel/s | 33.6 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 2.69 TFLOPS |
| GPU Memory Speed | 2000MHz | 1250MHz |
| Texture Filter Rate | 648 GTexels/s | 84 GTexels/s |
| Total GPU Shading Units | 4608 | 1280 |
| Total GPU TMUs | 288 | 80 |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| GPU Render Output Units (ROPs) | 128 | 32 |
| DPFP (Double Precision Floating Point) Support |  No
|
 Yes
|
Features
|
Sapphire Radeon RX 6800 XT | Sapphire Radeon HD 7870 FleX |
|---|---|---|
| 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
|
| Multi-GPU Support Count | 0 | 2 |
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 6 |
Miscellaneous
|
Sapphire Radeon RX 6800 XT | Sapphire Radeon HD 7870 FleX |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Sapphire Radeon RX 6800 XT | Sapphire Radeon HD 7870 FleX |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| DisplayPort Output | 2 | 1 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Sapphire Radeon RX 6800 XT | 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 | 266.7mm | 260mm |
| Height | 119.8mm | 125mm |
Memory
|
Sapphire Radeon RX 6800 XT | 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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