Radeon 530 Mobile GDDR5 vs Sky 900
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | GCN 1.0 (2012−2020) | GCN 3.0 (2014−2019) |
| GPU code name | Tahiti | Weston |
| Market segment | Workstation | Laptop |
| Release date | 27 March 2013 (13 years ago) | 18 April 2017 (8 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 | 3584 ×2 | 384 |
| Core clock speed | 825 MHz | 730 MHz |
| Boost clock speed | 950 MHz | 891 MHz |
| Number of transistors | 4,313 million | 1,550 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 300 Watt | 50 Watt |
| Texture fill rate | 106.4 ×2 | 21.38 |
| Floating-point processing power | 3.405 TFLOPS ×2 | 0.6843 TFLOPS |
| ROPs | 32 ×2 | 8 |
| TMUs | 112 ×2 | 24 |
| L1 Cache | 448 KB | 96 KB |
| L2 Cache | 768 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).
| Bus support | PCIe 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
| Length | 305 mm | no data |
| Width | 2-slot | no data |
| Form factor | full height / full length | no data |
| Supplementary power connectors | 2x 8-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 | 6 GB ×2 | 2 GB |
| Memory bus width | 384 Bit ×2 | 64 Bit |
| Memory clock speed | 1250 MHz | 900 MHz |
| Memory bandwidth | 480 GB/s ×2 | 28.8 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 | 1x DVI, 1x mini-DisplayPort | Portable Device Dependent |
| Dual-link DVI support | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (12_0) |
| Shader Model | 5.1 | 6.5 (6.0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.2.131 | 1.2.170 |
Pros & cons summary
| Recency | 27 March 2013 | 18 April 2017 |
| Maximum RAM amount | 6 GB | 2 GB |
| Power consumption (TDP) | 300 Watt | 50 Watt |
Sky 900 has a 200% higher maximum VRAM amount.
530 Mobile GDDR5, on the other hand, has an age advantage of 4 years, and 500% lower power consumption.
We couldn't decide between Radeon Sky 900 and Radeon 530 Mobile GDDR5. We've got no test results to judge.
Be aware that Radeon Sky 900 is a workstation graphics card while Radeon 530 Mobile GDDR5 is a notebook one.
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