A2 vs GeForce GTX 660
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 490 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.02 | no data |
| Power efficiency | 5.30 | no data |
| Architecture | Kepler (2012−2018) | Ampere (2020−2025) |
| GPU code name | GK106 | GA107 |
| Market segment | Desktop | Workstation |
| Release date | 6 September 2012 (13 years ago) | 10 November 2021 (4 years ago) |
| Launch price (MSRP) | $229 | no data |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 960 | 1280 |
| Core clock speed | 980 MHz | 1440 MHz |
| Boost clock speed | 1033 MHz | 1770 MHz |
| Number of transistors | 2,540 million | no data |
| Manufacturing process technology | 28 nm | 8 nm |
| Power consumption (TDP) | 140 Watt | 60 Watt |
| Texture fill rate | 82.56 | 70.80 |
| Floating-point processing power | 1.981 TFLOPS | 4.531 TFLOPS |
| ROPs | 24 | 32 |
| TMUs | 80 | 40 |
| Tensor Cores | no data | 40 |
| Ray Tracing Cores | no data | 10 |
| L1 Cache | 80 KB | 1.3 MB |
| L2 Cache | 384 KB | 2 MB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Bus support | PCI Express 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| Length | 241 mm | no data |
| Height | 4.376" (11.1 cm) | no data |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 1x 6-pin | None |
| SLI options | + | - |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR5 | GDDR6 |
| Maximum RAM amount | 2 GB | 16 GB |
| Memory bus width | 192-bit GDDR5 | 128 Bit |
| Memory clock speed | 6.0 GB/s | 1563 MHz |
| Memory bandwidth | 144.2 GB/s | 200.1 GB/s |
| Resizable BAR | - | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort | No outputs |
| Multi monitor support | 4 displays | no data |
| HDMI | + | - |
| HDCP | + | - |
| Maximum VGA resolution | 2048x1536 | no data |
| Audio input for HDMI | Internal | no data |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| 3D Blu-Ray | + | - |
| 3D Gaming | + | - |
| 3D Vision | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.6 |
| OpenGL | 4.3 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.1.126 | 1.2 |
| CUDA | + | 8.6 |
| DLSS | - | + |
Synthetic benchmarks
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
GeekBench 5 OpenCL
Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.
GeekBench 5 Vulkan
Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses Vulkan API by AMD & Khronos Group.
GeekBench 5 CUDA
Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses CUDA API by NVIDIA.
Pros & cons summary
| Recency | 6 September 2012 | 10 November 2021 |
| Maximum RAM amount | 2 GB | 16 GB |
| Chip lithography | 28 nm | 8 nm |
| Power consumption (TDP) | 140 Watt | 60 Watt |
A2 has an age advantage of 9 years, a 700% higher maximum VRAM amount, a 250% more advanced lithography process, and 133.3% lower power consumption.
We couldn't decide between GeForce GTX 660 and A2. We've got no test results to judge.
Be aware that GeForce GTX 660 is a desktop graphics card while A2 is a workstation one.
Other comparisons
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