MSI GTX 1080 Ti Lightning vs AMD Radeon HD 6990
VS
MSI GTX 1080 Ti Lightning
AMD Radeon HD 6990
Key Differences
Performance
Features
Ports
General info
Memory
MSI GTX 1080 Ti Lightning
AMD Radeon HD 6990
Key Differences
|
MSI GTX 1080 Ti Lightning | AMD Radeon HD 6990 |
|---|---|---|
| GPU Base Clock Speed | 1518MHz | 830MHz |
| GPU Boost Clock Speed | 1632MHz | 830MHz |
| Pixel Rate | 143.6 GPixel/s | 53.2 GPixel/s |
| GPU Memory Speed | 1391MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 88 | 64 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
MSI GTX 1080 Ti Lightning | AMD Radeon HD 6990 |
|---|---|---|
| GPU Base Clock Speed | 1518MHz | 830MHz |
| Pixel Rate | 143.6 GPixel/s | 53.2 GPixel/s |
| FLOPS (Floating-point Performance) | 11.7 TFLOPS | 5.1 TFLOPS |
| Texture Filter Rate | 365.6 GTexels/s | 159.4 GTexels/s |
| GPU Memory Speed | 1391MHz | 1250MHz |
| Total GPU Shading Units | 3584 | 3072 |
| Total GPU TMUs | 224 | 192 |
| GPU Boost Clock Speed | 1632MHz | 830MHz |
| GPU Render Output Units (ROPs) | 88 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
 Yes
|
Features
|
MSI GTX 1080 Ti Lightning | AMD Radeon HD 6990 |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.5 | 4.2 |
| OpenCL Driver Version | 1.2 | 1.1 |
| Multi-display Tech Support | Yes
|
Yes
|
| PassMark (G3D) Score | 13470 | 3371 |
| GPU Temperature Under Load | 84°C | 86°C |
| PassMark (DirectCompute) Benchmark Result | 9456 | 1256 |
| Idle GPU Temperature | 33°C | 46°C |
| 3D Support | Yes
|
Yes
|
| Noise Level Under Load | 55.4dB | 70.2dB |
| Idle Power Consumption | 82W | 171W |
| Idle Noise Level | 40.7dB | 44.9dB |
| Ray Tracing Support | Yes
|
No
|
| Power Consumption Under Peak Load | Not Known | 491W |
| Multi-GPU Support Count | 2 | 2 |
| SmallLuxGPU (2.0d4) Result | Not Known | 10490 |
| No. of Supported Displays | 4 | Not Known |
Ports
|
MSI GTX 1080 Ti Lightning | AMD Radeon HD 6990 |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2 | Not Known |
| DisplayPort Output | 2 | 1 |
| No. of HDMI Ports | 2 | Not Known |
| DVI Output Ports | 1 | 1 |
| Mini DisplayPort Output | 0 | 4 |
General info
|
MSI GTX 1080 Ti Lightning | AMD Radeon HD 6990 |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 12000 million | 2640 million |
| Semiconductor Size | 16nm | 40nm |
| PCI Express Version | 3 | 2 |
| Dual-GPU Support | No
|
Yes
|
| Width Size | 320mm | 295mm |
| Height | 140mm | 112.25mm |
| Air-water Cooling Support | No
|
No
|
Memory
|
MSI GTX 1080 Ti Lightning | AMD Radeon HD 6990 |
|---|---|---|
| Effective Memory Clock | 11128MHz | 5000MHz |
| Max Memory Bandwidth | 489.6GB/s | 320GB/s |
| RAM | 11GB | 4GB |
| Memory Bus Interface Width | 352bit | 512bit |
| GDDR Memory Version | 5 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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