Galax GeForce RTX 2080 SG Edition vs Zotac GeForce GTX 660 AMP! Edition
VS
Galax GeForce RTX 2080 SG Edition
Zotac GeForce GTX 660 AMP! Edition
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Galax GeForce RTX 2080 SG Edition
Zotac GeForce GTX 660 AMP! Edition
Key Differences
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| GPU Base Clock Speed | 1515MHz | 1046MHz |
| GPU Boost Clock Speed | 1800MHz | 1110MHz |
| Pixel Rate | 115.2 GPixel/s | 20.9 GPixel/s |
| GPU Memory Speed | 1750MHz | 1652MHz |
| GPU Render Output Units (ROPs) | 64 | 24 |
| No. of Supported Displays | 4 | 4 |
Performance
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| GPU Base Clock Speed | 1515MHz | 1046MHz |
| Pixel Rate | 115.2 GPixel/s | 20.9 GPixel/s |
| FLOPS (Floating-point Performance) | 10.6 TFLOPS | 2.01 TFLOPS |
| Texture Filter Rate | 331.2 GTexels/s | 83.7 GTexels/s |
| GPU Memory Speed | 1750MHz | 1652MHz |
| Total GPU Shading Units | 2944 | 960 |
| Total GPU TMUs | 184 | 80 |
| GPU Boost Clock Speed | 1800MHz | 1110MHz |
| GPU Render Output Units (ROPs) | 64 | 24 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 1.2 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| GPU Temperature Under Load | 74°C | 72°C |
| Idle GPU Temperature | 30°C | 30°C |
| 3D Support | Yes
|
Yes
|
| Noise Level Under Load | 45dB | 47.4dB |
| Idle Noise Level | 40.3dB | 40.8dB |
| Idle Power Consumption | 53W | 110W |
| Multi-GPU Support Count | 2 | Not Known |
| No. of Supported Displays | 4 | 4 |
| PassMark (G3D) Score | Not Known | 4104 |
| 3DMark Vantage Texture Fill Result | Not Known | 65.3GTexels/s |
| 3DMark Vantage Pixel Fill Result | Not Known | 9.9GPixel/s |
| PassMark (DirectCompute) Benchmark Result | Not Known | 1933 |
| Ray Tracing Support | No
|
No
|
| Power Consumption Under Peak Load | Not Known | 296W |
| SmallLuxGPU (2.0d4) Result | Not Known | 5000 |
Miscellaneous
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2 | Not Known |
| DisplayPort Output | 3 | 1 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 13600 million | 2540 million |
| Semiconductor Size | 12nm | 28nm |
| PCI Express Version | 3 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 308mm | 191mm |
| Height | Not Known | 111mm |
Memory
|
Galax GeForce RTX 2080 SG Edition | Zotac GeForce GTX 660 AMP! Edition |
|---|---|---|
| Effective Memory Clock | 14000MHz | 6608MHz |
| Max Memory Bandwidth | 448GB/s | 159GB/s |
| RAM | 8GB | 2GB |
| Memory Bus Interface Width | 256bit | 192bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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