HD Graphics 405 vs Radeon HD 8740 OEM
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 1165 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 8.34 |
| Architecture | GCN 1.0 (2011−2020) | Generation 8.0 (2014−2015) |
| GPU code name | Cape Verde | Braswell GT1 |
| Market segment | Desktop | Laptop |
| Release date | 5 September 2013 (11 years ago) | 1 April 2015 (9 years ago) |
| Launch price (MSRP) | $109 | no data |
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 | 512 | 128 |
| Core clock speed | 800 MHz | 200 MHz |
| Boost clock speed | no data | 600 MHz |
| Number of transistors | 1,500 million | 189 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Power consumption (TDP) | 55 Watt | 6 Watt |
| Texture fill rate | 25.60 | 9.600 |
| Floating-point processing power | 0.8192 TFLOPS | 0.1536 TFLOPS |
| ROPs | 16 | 2 |
| TMUs | 32 | 16 |
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 | Ring Bus |
| Length | 168 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 | GDDR5 | System Shared |
| Maximum RAM amount | 1 GB | System Shared |
| Memory bus width | 128 Bit | System Shared |
| Memory clock speed | 1125 MHz | System Shared |
| Memory bandwidth | 72 GB/s | no data |
| Shared memory | - | + |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 1x DVI, 1x HDMI, 1x DisplayPort | Portable Device Dependent |
| HDMI | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (11_1) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.3 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2.131 | + |
Pros & cons summary
| Recency | 5 September 2013 | 1 April 2015 |
| Chip lithography | 28 nm | 14 nm |
| Power consumption (TDP) | 55 Watt | 6 Watt |
HD Graphics 405 has an age advantage of 1 year, a 100% more advanced lithography process, and 816.7% lower power consumption.
We couldn't decide between Radeon HD 8740 OEM and HD Graphics 405. We've got no test results to judge.
Be aware that Radeon HD 8740 OEM is a desktop card while HD Graphics 405 is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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