Radeon HD 7970 X2 vs HD Graphics 505
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1173 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 10.79 | no data |
| Architecture | Generation 9.0 (2015−2016) | GCN 1.0 (2012−2020) |
| GPU code name | Apollo Lake GT1.5 | New Zealand |
| Market segment | Laptop | Desktop |
| Release date | 1 September 2016 (8 years ago) | 31 August 2012 (12 years ago) |
| Launch price (MSRP) | no data | $899 |
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 | 144 | 2048 ×2 |
| Core clock speed | 200 MHz | 925 MHz |
| Boost clock speed | 650 MHz | no data |
| Number of transistors | 189 million | 4,313 million |
| Manufacturing process technology | 14 nm | 28 nm |
| Power consumption (TDP) | 10 Watt | 500 Watt |
| Texture fill rate | 11.70 | 118.4 ×2 |
| Floating-point processing power | 0.1872 TFLOPS | 3.789 TFLOPS ×2 |
| ROPs | 3 | 32 ×2 |
| TMUs | 18 | 128 ×2 |
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 3.0 x16 |
| Length | no data | 292 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 3x 8-pin |
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 | DDR3L/LPDDR3/LPDDR4 | GDDR5 |
| Maximum RAM amount | 8 GB | 3 GB ×2 |
| Memory bus width | System Shared | 384 Bit ×2 |
| Memory clock speed | System Shared | 1375 MHz |
| Memory bandwidth | no data | 264.0 GB/s ×2 |
| 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 | 1x DVI, 4x mini-DisplayPort |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Quick Sync | + | no data |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 (11_1) |
| Shader Model | 6.4 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 1.2 |
| Vulkan | 1.3 | 1.2.131 |
Pros & cons summary
| Recency | 1 September 2016 | 31 August 2012 |
| Maximum RAM amount | 8 GB | 3 GB |
| Chip lithography | 14 nm | 28 nm |
| Power consumption (TDP) | 10 Watt | 500 Watt |
HD Graphics 505 has an age advantage of 4 years, a 166.7% higher maximum VRAM amount, a 100% more advanced lithography process, and 4900% lower power consumption.
We couldn't decide between HD Graphics 505 and Radeon HD 7970 X2. We've got no test results to judge.
Be aware that HD Graphics 505 is a notebook graphics card while Radeon HD 7970 X2 is a desktop one.
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