ATI Radeon HD 2600 XT Mac Edition vs HD Graphics 405
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1223 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 8.75 | no data |
| Architecture | Generation 8.0 (2014−2015) | TeraScale (2005−2013) |
| GPU code name | Braswell GT1 | RV630 |
| Market segment | Laptop | Desktop |
| Release date | 1 April 2015 (10 years ago) | 21 February 2008 (17 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 | 128 | 120 |
| Core clock speed | 200 MHz | 700 MHz |
| Boost clock speed | 600 MHz | no data |
| Number of transistors | 189 million | 390 million |
| Manufacturing process technology | 14 nm | 65 nm |
| Power consumption (TDP) | 6 Watt | 45 Watt |
| Texture fill rate | 9.600 | 5.600 |
| Floating-point processing power | 0.1536 TFLOPS | 0.168 TFLOPS |
| ROPs | 2 | 4 |
| TMUs | 16 | 8 |
| L2 Cache | no data | 64 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 | Ring Bus | PCIe 1.0 x16 |
| Width | no data | 1-slot |
| Supplementary power connectors | no data | None |
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 | System Shared | GDDR3 |
| Maximum RAM amount | System Shared | 256 MB |
| Memory bus width | System Shared | 128 Bit |
| Memory clock speed | System Shared | 800 MHz |
| Memory bandwidth | no data | 25.6 GB/s |
| Shared memory | + | - |
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 | Portable Device Dependent | 2x DVI |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 10.0 (10_0) |
| Shader Model | 5.1 | 4.0 |
| OpenGL | 4.3 | 3.3 |
| OpenCL | 3.0 | N/A |
| Vulkan | + | N/A |
Pros & cons summary
| Recency | 1 April 2015 | 21 February 2008 |
| Chip lithography | 14 nm | 65 nm |
| Power consumption (TDP) | 6 Watt | 45 Watt |
HD Graphics 405 has an age advantage of 7 years, a 364.3% more advanced lithography process, and 650% lower power consumption.
We couldn't decide between HD Graphics 405 and Radeon HD 2600 XT Mac Edition. We've got no test results to judge.
Be aware that HD Graphics 405 is a notebook graphics card while Radeon HD 2600 XT Mac Edition is a desktop one.
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