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by Tim-Verry (Jun, 2013)These chips are still based on Kepler (600-series), but feature more CUDA cores, more memory, a wider memory bus, and faster clockspeeds.
by Jarred-Walton (Apr, 2013)Looking at HD 4000 performance with Core i5 ULV and Core i7 quad-core, you can see that the quad-core part is anywhere from 0% to around 60% faster.
Benchmarks Real world tests of the GeForce GTX 660M Mac
Bitcoin mining Data courtesy CompuBench
Face detection Data courtesy CompuBench
Ocean surface simulation Data courtesy CompuBench
Particle simulation Data courtesy CompuBench
T-Rex (Compubench 1.5) Data courtesy CompuBench
Video composition Data courtesy CompuBench
In The News From around the web
| 6 Jan |
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Non-proprietary Torx screws are used throughout, and several components can be replaced independently.
The very much famous Michael Kukielka has released his Apple Mac Pro benchmark video.
| 18 Dec |
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This super powerful desktop computer has been redesigned inside out and sports any of the 4, 6, 8, and a giant 12-core Intel Xeon processors running at Turbo Boost speed of 3.9GHz.
| 24 Sep |
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“The entry-level 21.5-inch iMac features a 2.7 GHz quad-core Intel Core i5 processor and new Iris Pro graphics for unprecedented levels of integrated graphics performance.
The Maximum configuration would be a Quad Core i7 with Nvidia GTX 780m Dedicated Graphics Solution.
| 11 Jul |
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It is not that many users need a DVD or a BluRay burner and all those drives for that matter, but for those of Mac Pro users who have some expensive collection of SSDs and big hard drives, their pile won’t be small.
There has been lately a debate on how Apple can cater to this problem: the company could mitigate the pain by offering three break-out box products, probably going with a Thunderbolt 2 for the drive.
Specifications Full list of technical specs
gpu
| GPU brand | Nvidia |
|---|---|
| GPU name | GK107 |
| Market | Laptop |
| Clock speed | 950 MHz |
| Is dual GPU | No |
| Reference card | None |
raw performance
| Shading units | 384 |
|---|---|
| Texture mapping units | 32 |
| Render output processors | 16 |
| Pixel rate | 7.6 GPixel/s |
| Texture rate | 30.4 GTexel/s |
| Floating-point performance | 729.6 GFLOPS |
memory
| Memory clock speed | 1,250 MHz |
|---|---|
| Effective memory clock speed | 5,000 MHz |
| Memory bus | 128 bit |
| Memory | 512 MB |
| Memory type | GDDR5 |
| Memory bandwidth | 80 GB/s |
noise and power
| TDP | 50W |
|---|
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Competitors
 | Nvidia GeForce GTX 1080
|
 | AMD Radeon HD 6970M Mac
|
 | AMD Radeon Pro 455
|
 | AMD Radeon R7 M445
|
 | AMD Radeon HD 6970M
|
 | Nvidia GeForce 920M
|
 | AMD Radeon Pro 570
|
