Radeon R9 270 1024SP vs Pro 555
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 558 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 7.61 | no data |
| Architecture | GCN 4.0 (2016−2020) | GCN 1.0 (2012−2020) |
| GPU code name | Polaris 21 | Pitcairn |
| Market segment | Mobile workstation | Desktop |
| Release date | 5 June 2017 (8 years ago) | 13 March 2015 (10 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 | 1024 |
| Core clock speed | 850 MHz | 900 MHz |
| Boost clock speed | no data | 925 MHz |
| Number of transistors | 3,000 million | 2,800 million |
| Manufacturing process technology | 14 nm | 28 nm |
| Power consumption (TDP) | 75 Watt | 150 Watt |
| Texture fill rate | 40.80 | 59.20 |
| Floating-point processing power | 1.306 TFLOPS | 1.894 TFLOPS |
| ROPs | 16 | 32 |
| TMUs | 48 | 64 |
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 |
| Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | None | 1x 6-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 | 2 GB | 2 GB |
| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 1275 MHz | 1200 MHz |
| Memory bandwidth | 81.6 GB/s | 153.6 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 | No outputs | 2x DVI, 1x HDMI, 1x DisplayPort |
| HDMI | - | + |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| FreeSync | + | - |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 (11_1) |
| Shader Model | 6.4 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 1.2 |
| Vulkan | 1.2.131 | 1.2.131 |
Pros & cons summary
| Recency | 5 June 2017 | 13 March 2015 |
| Chip lithography | 14 nm | 28 nm |
| Power consumption (TDP) | 75 Watt | 150 Watt |
Pro 555 has an age advantage of 2 years, a 100% more advanced lithography process, and 100% lower power consumption.
We couldn't decide between Radeon Pro 555 and Radeon R9 270 1024SP. We've got no test results to judge.
Be aware that Radeon Pro 555 is a mobile workstation graphics card while Radeon R9 270 1024SP is a desktop one.
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