Radeon Sky 900 vs GeForce GTX 580M SLI
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 511 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 7.17 | no data |
| Architecture | Fermi (2010−2014) | GCN 1.0 (2012−2020) |
| GPU code name | N12E-GTX2 | Tahiti |
| Market segment | Laptop | Workstation |
| Release date | 6 January 2011 (15 years ago) | 27 March 2013 (13 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 | 768 | 3584 ×2 |
| Core clock speed | 620 MHz | 825 MHz |
| Boost clock speed | no data | 950 MHz |
| Number of transistors | no data | 4,313 million |
| Manufacturing process technology | 40 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 300 Watt |
| Texture fill rate | no data | 106.4 ×2 |
| Floating-point processing power | no data | 3.405 TFLOPS ×2 |
| ROPs | no data | 32 ×2 |
| TMUs | no data | 112 ×2 |
| L1 Cache | no data | 448 KB |
| L2 Cache | no data | 768 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).
| Laptop size | large | no data |
| Bus support | no data | PCIe 3.0 |
| Interface | no data | PCIe 3.0 x16 |
| Length | no data | 305 mm |
| Width | no data | 2-slot |
| Form factor | no data | full height / full length |
| Supplementary power connectors | no data | 2x 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 | GDDR5 | GDDR5 |
| Maximum RAM amount | no data | 6 GB ×2 |
| Memory bus width | 256 Bit | 384 Bit ×2 |
| Memory clock speed | 1500 MHz | 1250 MHz |
| Memory bandwidth | no data | 480 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 | no data | 1x DVI, 1x mini-DisplayPort |
| Dual-link DVI support | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11 | 12 (11_1) |
| Shader Model | no data | 5.1 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 1.2 |
| Vulkan | - | 1.2.131 |
Pros & cons summary
| Recency | 6 January 2011 | 27 March 2013 |
| Chip lithography | 40 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 300 Watt |
GTX 580M SLI has 200% lower power consumption.
Sky 900, on the other hand, has an age advantage of 2 years, and a 42.9% more advanced lithography process.
We couldn't decide between GeForce GTX 580M SLI and Radeon Sky 900. We've got no test results to judge.
Be aware that GeForce GTX 580M SLI is a notebook graphics card while Radeon Sky 900 is a workstation one.
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