GIGABYTE GTX 660 WindForce 2 GB GDDR5 192 bit
Key Specifications
| Spec | Detail |
|---|---|
| GPU Chipset / Architecture | NVIDIA GK106 (“Kepler”) |
| CUDA Cores / Shaders | 960 |
| Memory | 2 GB GDDR5 in most variants; some 3 GB versions exist |
| Memory Bus Width | 192-bit |
| Memory Clock | ~ 6.0 Gbps effective (≈ 1502 MHz actual) |
| Bandwidth | ~ 144.2 GB/s |
| Core Clock (Base / Boost) | Standard ~ 980 MHz base / 1033 MHz boost; Gigabyte OC versions increase this (e.g. ~ 1032 /1098 MHz for GV-N660OC) |
| ROPs / TMUs / Texture Units | 24 ROPs; ~ 80 TMUs |
| Bus Interface | PCI Express 3.0 x16 |
| Power Draw (TDP) | ~ 140 W |
| Power Connectors | Typically 1 × 6-pin PCIe power connector |
| Recommended PSU | ~ 450 W system PSU recommended |
| Display Outputs | Usually 2 × DVI (one DVI-I, one DVI-D), plus HDMI 1.4a and DisplayPort 1.2 |
| Multi-Display Support | Up to 4 displays via DisplayPort and other outputs |
Key Specifications — Gigabyte GeForce GTX 660
| Spec | Detail |
|---|---|
| GPU Chipset / Architecture | NVIDIA GK106 (“Kepler”) |
| CUDA Cores / Shaders | 960 |
| Memory | 2 GB GDDR5 in most variants; some 3 GB versions exist |
| Memory Bus Width | 192-bit |
| Memory Clock | ~ 6.0 Gbps effective (≈ 1502 MHz actual) |
| Bandwidth | ~ 144.2 GB/s |
| Core Clock (Base / Boost) | Standard ~ 980 MHz base / 1033 MHz boost; Gigabyte OC versions increase this (e.g. ~ 1032 /1098 MHz for GV-N660OC) |
| ROPs / TMUs / Texture Units | 24 ROPs; ~ 80 TMUs |
| Bus Interface | PCI Express 3.0 x16 |
| Power Draw (TDP) | ~ 140 W |
| Power Connectors | Typically 1 × 6-pin PCIe power connector |
| Recommended PSU | ~ 450 W system PSU recommended |
| Display Outputs | Usually 2 × DVI (one DVI-I, one DVI-D), plus HDMI 1.4a and DisplayPort 1.2 |
| Multi-Display Support | Up to 4 displays via DisplayPort and other outputs |
⭐ Strengths & Use-Cases
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Decent 1080p gaming performance (older / less demanding games)
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Good for multimedia, video playback, and GPU-accelerated tasks like encoding
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Offers strong value for those who can pick it up used or at low cost
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Gigabyte versions often have better cooling (WindForce, OC models) giving modest overclock and lower temps
⚠️ Limitations
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2 GB / 3 GB VRAM is low for newer, more demanding games or high resolution textures
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Kepler architecture is older; lacks newer features like hardware ray tracing, DLSS, etc.
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140 W power draw — need a decent PSU and good case airflow
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Performance in modern games will lag behind recent cards; likely need to reduce graphical settings
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