Gainward GeForce RTX 3090 Phantom GS vs PowerColor Radeon HD 7870 PCS+
VS
Gainward GeForce RTX 3090 Phantom GS
PowerColor Radeon HD 7870 PCS+
Key Differences
Performance
Features
Ports
General info
Memory
Gainward GeForce RTX 3090 Phantom GS
PowerColor Radeon HD 7870 PCS+
Key Differences
|
Gainward GeForce RTX 3090 Phantom GS | PowerColor Radeon HD 7870 PCS+ |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1100MHz |
| GPU Boost Clock Speed | 1845MHz | Not Known |
| Pixel Rate | 206.6 GPixel/s | 35.2 GPixel/s |
| GPU Memory Speed | 1219MHz | 1225MHz |
| GPU Render Output Units (ROPs) | 112 | 32 |
| No. of Supported Displays | Not Known | 6 |
Performance
|
Gainward GeForce RTX 3090 Phantom GS | PowerColor Radeon HD 7870 PCS+ |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1100MHz |
| Pixel Rate | 206.6 GPixel/s | 35.2 GPixel/s |
| FLOPS (Floating-point Performance) | 38.73 TFLOPS | 2.82 TFLOPS |
| GPU Memory Speed | 1219MHz | 1225MHz |
| Texture Filter Rate | 605.2 GTexels/s | 88 GTexels/s |
| Total GPU Shading Units | 10496 | 1280 |
| Total GPU TMUs | 328 | 80 |
| GPU Boost Clock Speed | 1845MHz | Not Known |
| GPU Render Output Units (ROPs) | 112 | 32 |
| DPFP (Double Precision Floating Point) Support |  No
|
 Yes
|
Features
|
Gainward GeForce RTX 3090 Phantom GS | 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
|
| Multi-GPU Support Count | Not Known | 2 |
| No. of Supported Displays | Not Known | 6 |
Ports
|
Gainward GeForce RTX 3090 Phantom GS | 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 | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 2 |
General info
|
Gainward GeForce RTX 3090 Phantom GS | 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 | 304mm | 241mm |
| Height | 136mm | 120mm |
Memory
|
Gainward GeForce RTX 3090 Phantom GS | PowerColor Radeon HD 7870 PCS+ |
|---|---|---|
| Effective Memory Clock | 9750MHz | 4900MHz |
| Max Memory Bandwidth | 936GB/s | 157GB/s |
| RAM | 24GB | 2GB |
| Memory Bus Interface Width | 384bit | 256bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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