NVIDIA · Kepler (derived from codename prefix) · 2014
GeForce GTX 660 Rev. 2
GeForce GTX 660 Rev. 2: 2 GB GDDR5, 140 W, 960 CUDA cores. Launched September 13, 2014 at $229.
- Memory
- 2 GB
- Power
- 140 W
- Bus width
- 192 bit
Memory2 GB
64 of 143 in GeForce GTX
Power140 W
73 of 154 by higher draw in GeForce GTX
CUDA cores960
68 of 158 in GeForce GTX
Launch price$229
58 of 92 in GeForce GTX
Current market
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Specifications
Memory
- Capacity
- 2 GB
- Memory type
- GDDR5
- Bus width
- 192 bit
- Memory clock
- 1,502 MHz
- Bandwidth
- 144.2 GB/s
Compute
- CUDA cores
- 960
- SM count
- 5
- TMUs
- 80
- ROPs
- 24
- FP32
- 1,505.28 GFLOPS
- FP64
- 62.72 GFLOPS
- Pixel fill rate
- 23.52 GP/s
- Texture fill rate
- 62.72 GT/s
Clocks
- Boost clock
- 980 MHz
Board
- TDP
- 140 W
- Bus interface
- PCIe 3.0 x16
- External power required
- Yes
- Form factor
- desktop
- Launch MSRP
- 229 USD
Physical
- Architecture
- Kepler (derived from codename prefix)
- Codename
- GK104
- Process
- 28 nm
- Transistors
- 3.54 billion
- Die size
- 294 mm²
- Series
- GeForce GTX
- Launch date
- September 13, 2014
Not recorded by the source: generation and base clock.
Die figure
Silicon, made visible
Die area is drawn against the largest recorded die in the catalog. Shader dots use a labeled, card-specific ratio so both early and modern GPUs remain legible.
Catalog context
Within its series, the GeForce GTX 660 Rev. 2 ranks 73rd of 121 for FP32 throughput and 64th of 143 for memory capacity. Its 140 W TDP is above the 75 W PCIe slot-power ceiling.
Source: Wikipedia, revision 1369488585 · catalog loaded 2026-08-16