HD Graphics 16EU Mobile vs GeForce GT 640
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 844 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.20 | no data |
| Power efficiency | 3.30 | no data |
| Architecture | Kepler (2012−2018) | Generation 5.75 (2010) |
| GPU code name | GK107 | Ironlake |
| Market segment | Desktop | Laptop |
| Release date | 5 June 2012 (13 years ago) | 10 January 2010 (16 years ago) |
| Launch price (MSRP) | $99 | 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 | 384 | 96 |
| Core clock speed | 902 MHz | 133 MHz |
| Boost clock speed | no data | 500 MHz |
| Number of transistors | 1,270 million | 177 million |
| Manufacturing process technology | 28 nm | 45 nm |
| Power consumption (TDP) | 65 Watt | 35 Watt |
| Texture fill rate | 28.86 | 8.000 |
| Floating-point processing power | 0.6927 TFLOPS | 0.096 TFLOPS |
| ROPs | 16 | 2 |
| TMUs | 32 | 16 |
| L1 Cache | 32 KB | no data |
| L2 Cache | 256 KB | no data |
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 | QPI |
| Length | 145 mm | no data |
| Width | 1-slot | no data |
| Supplementary power connectors | None | 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 | DDR3 | System Shared |
| Maximum RAM amount | 2 GB | System Shared |
| Memory bus width | 128 Bit | System Shared |
| Memory clock speed | 891 MHz | System Shared |
| Memory bandwidth | 28.51 GB/s | no data |
| Shared memory | no data | + |
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 | 1x DVI, 1x HDMI, 1x DisplayPort | Portable Device Dependent |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 10.1 |
| Shader Model | 5.1 | 4.1 |
| OpenGL | 4.6 | 2.1 |
| OpenCL | 1.2 | N/A |
| Vulkan | 1.1.126 | N/A |
| CUDA | 3.0 | - |
Pros & cons summary
| Recency | 5 June 2012 | 10 January 2010 |
| Chip lithography | 28 nm | 45 nm |
| Power consumption (TDP) | 65 Watt | 35 Watt |
GT 640 has an age advantage of 2 years, and a 60.7% more advanced lithography process.
HD Graphics 16EU Mobile, on the other hand, has 85.7% lower power consumption.
We couldn't decide between GeForce GT 640 and HD Graphics 16EU Mobile. We've got no test results to judge.
Be aware that GeForce GT 640 is a desktop graphics card while HD Graphics 16EU Mobile is a notebook one.
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