GeForce GT 640M Mac Edition vs GTX 760 OEM
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 1162 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 2.30 |
| Architecture | Kepler (2012−2018) | Kepler (2012−2018) |
| GPU code name | GK104 | GK107 |
| Market segment | Desktop | Laptop |
| Release date | 6 November 2016 (8 years ago) | 3 February 2013 (12 years ago) |
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 | 1344 | 384 |
| Core clock speed | 993 MHz | 745 MHz |
| Boost clock speed | 1046 MHz | no data |
| Number of transistors | 3,540 million | 1,270 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 170 Watt | 32 Watt |
| Texture fill rate | 117.2 | 23.84 |
| Floating-point processing power | 2.812 TFLOPS | 0.5722 TFLOPS |
| ROPs | 32 | 8 |
| TMUs | 112 | 32 |
| L1 Cache | 112 KB | 32 KB |
| L2 Cache | 512 KB | 128 KB |
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).
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Length | 241 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 2x 6-pin | no data |
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 | GDDR5 |
| Maximum RAM amount | 2 GB | 512 MB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1650 MHz | 1250 MHz |
| Memory bandwidth | 211.2 GB/s | 40 GB/s |
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 | 2x DVI, 1x HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (11_0) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1 | 1.1.126 |
| CUDA | 3.0 | 3.0 |
Pros & cons summary
| Recency | 6 November 2016 | 3 February 2013 |
| Maximum RAM amount | 2 GB | 512 MB |
| Power consumption (TDP) | 170 Watt | 32 Watt |
GTX 760 OEM has an age advantage of 3 years, and a 300% higher maximum VRAM amount.
GT 640M Mac Edition, on the other hand, has 431.3% lower power consumption.
We couldn't decide between GeForce GTX 760 OEM and GeForce GT 640M Mac Edition. We've got no test results to judge.
Be aware that GeForce GTX 760 OEM is a desktop graphics card while GeForce GT 640M Mac Edition is a notebook one.
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