NVIDIA GeForce GTX 680 Mac Edition vs AMD Radeon HD 8770M
Comparative analysis of NVIDIA GeForce GTX 680 Mac Edition and AMD Radeon HD 8770M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.
Differences
Reasons to consider the NVIDIA GeForce GTX 680 Mac Edition
- Around 30% higher core clock speed: 1006 MHz vs 775 MHz
- Around 37% higher boost clock speed: 1058 MHz vs 775 MHz
- 6.8x more texture fill rate: 135.4 GTexel / s vs 19.8 GTexel / s
- 4x more pipelines: 1536 vs 384
- 5.1x better floating-point performance: 3,250 gflops vs 633.6 gflops
- Around 34% higher memory clock speed: 6008 MHz vs 4500 MHz
| Core clock speed | 1006 MHz vs 775 MHz |
| Boost clock speed | 1058 MHz vs 775 MHz |
| Texture fill rate | 135.4 GTexel / s vs 19.8 GTexel / s |
| Pipelines | 1536 vs 384 |
| Floating-point performance | 3,250 gflops vs 633.6 gflops |
| Memory clock speed | 6008 MHz vs 4500 MHz |
Compare specifications (specs)
| NVIDIA GeForce GTX 680 Mac Edition | AMD Radeon HD 8770M | |
|---|---|---|
Essentials |
||
| Architecture | Kepler | GCN 1.0 |
| Code name | GK104 | Mars |
| Launch date | 3 April 2013 | 1 April 2013 |
| Launch price (MSRP) | $599 | |
| Place in performance rating | not rated | not rated |
| Type | Desktop | Desktop |
| Design | AMD Radeon HD 8000M Series | |
Technical info |
||
| Boost clock speed | 1058 MHz | 775 MHz |
| Core clock speed | 1006 MHz | 775 MHz |
| Floating-point performance | 3,250 gflops | 633.6 gflops |
| Manufacturing process technology | 28 nm | 28 nm |
| Pipelines | 1536 | 384 |
| Texture fill rate | 135.4 GTexel / s | 19.8 GTexel / s |
| Thermal Design Power (TDP) | 195 Watt | |
| Transistor count | 3,540 million | 1,040 million |
| Compute units | 6 | |
Video outputs and ports |
||
| Display Connectors | 2x DVI, 1x HDMI, 1x DisplayPort | No outputs |
Compatibility, dimensions and requirements |
||
| Interface | PCIe 2.0 x16 | PCIe 3.0 x8 |
| Length | 254 mm | |
| Supplementary power connectors | 2x 6-pin | |
| Laptop size | medium sized | |
API support |
||
| DirectX | 12.0 (11_0) | 11 |
| OpenGL | 4.6 | 4.4 |
Memory |
||
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bandwidth | 192.3 GB / s | 72 GB / s |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 6008 MHz | 4500 MHz |
| Memory type | GDDR5 | GDDR5 |
| Shared memory | 0 | |
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