Gigabyte Radeon RX 6800 XT vs Zotac GeForce GTX 660 Ti AMP! Edition
VS
Gigabyte Radeon RX 6800 XT
Zotac GeForce GTX 660 Ti AMP! Edition
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Gigabyte Radeon RX 6800 XT
Zotac GeForce GTX 660 Ti AMP! Edition
Key Differences
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1032MHz |
| GPU Boost Clock Speed | 2250MHz | 1110MHz |
| Pixel Rate | 288 GPixel/s | 28.9 GPixel/s |
| GPU Memory Speed | 2000MHz | 1652MHz |
| GPU Render Output Units (ROPs) | 128 | 24 |
| No. of Supported Displays | 4 | 4 |
Performance
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1032MHz |
| Pixel Rate | 288 GPixel/s | 28.9 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 2.77 TFLOPS |
| GPU Memory Speed | 2000MHz | 1652MHz |
| Texture Filter Rate | 648 GTexels/s | 116 GTexels/s |
| Total GPU Shading Units | 4608 | 1344 |
| Total GPU TMUs | 288 | 112 |
| GPU Boost Clock Speed | 2250MHz | 1110MHz |
| GPU Render Output Units (ROPs) | 128 | 24 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 4 |
| PassMark (G3D) Score | Not Known | 4692 |
| 3DMark Vantage Texture Fill Result | Not Known | 86.4GTexels/s |
| GPU Temperature Under Load | Not Known | 75°C |
| 3DMark Vantage Pixel Fill Result | Not Known | 10.4GPixel/s |
| PassMark (DirectCompute) Benchmark Result | Not Known | 2547 |
| Idle GPU Temperature | Not Known | 31°C |
| Noise Level Under Load | Not Known | 47.9dB |
| Power Consumption Under Peak Load | Not Known | 318W |
| Idle Power Consumption | Not Known | 111W |
| Idle Noise Level | Not Known | 41.8dB |
| Multi-GPU Support Count | Not Known | 3 |
| SmallLuxGPU (2.0d4) Result | Not Known | 6200 |
Miscellaneous
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| HDMI Output Support | Yes
|
No
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 2 | 2 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 3540 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 267mm | 191mm |
| Height | 120mm | 111mm |
Memory
|
Gigabyte Radeon RX 6800 XT | Zotac GeForce GTX 660 Ti AMP! Edition |
|---|---|---|
| Effective Memory Clock | 16000MHz | 6608MHz |
| Max Memory Bandwidth | 512GB/s | 159GB/s |
| RAM | 16GB | 2GB |
| Memory Bus Interface Width | 256bit | 192bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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