Radeon R7 250 OEM vs R9 M390X
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 502 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 9.48 | no data |
| Architecture | GCN 3.0 (2014−2019) | GCN 1.0 (2012−2020) |
| GPU code name | Amethyst | Oland |
| Market segment | Laptop | Desktop |
| Release date | 5 May 2015 (10 years ago) | 8 October 2013 (12 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 | 2048 | 384 |
| Core clock speed | 723 MHz | 1000 MHz |
| Boost clock speed | no data | 1050 MHz |
| Number of transistors | 5,000 million | 950 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 65 Watt |
| Texture fill rate | 92.54 | 25.20 |
| Floating-point processing power | 2.961 TFLOPS | 0.8064 TFLOPS |
| ROPs | 32 | 8 |
| TMUs | 128 | 24 |
| L1 Cache | 512 KB | 96 KB |
| L2 Cache | 512 KB | 256 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 | PCIe 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x8 |
| Width | no data | 2-slot |
| Supplementary power connectors | None | 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 | GDDR5 | DDR3 |
| Maximum RAM amount | 4 GB | 2 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | no data | 1000 MHz |
| Memory bandwidth | 160.0 GB/s | 32 GB/s |
| Shared memory | - | no data |
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 | 1x DVI, 1x HDMI, 1x VGA |
| Eyefinity | + | - |
| HDMI | - | + |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| FreeSync | + | - |
| HD3D | + | - |
| PowerTune | + | - |
| DualGraphics | + | - |
| ZeroCore | + | - |
| Switchable graphics | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | DirectX® 12 | 12 (11_1) |
| Shader Model | 6.3 | 5.1 |
| OpenGL | 4.4 | 4.6 |
| OpenCL | Not Listed | 1.2 |
| Vulkan | + | 1.2.131 |
| Mantle | + | - |
Pros & cons summary
| Recency | 5 May 2015 | 8 October 2013 |
| Maximum RAM amount | 4 GB | 2 GB |
| Power consumption (TDP) | 100 Watt | 65 Watt |
R9 M390X has an age advantage of 1 year, and a 100% higher maximum VRAM amount.
R7 250 OEM, on the other hand, has 53.8% lower power consumption.
We couldn't decide between Radeon R9 M390X and Radeon R7 250 OEM. We've got no test results to judge.
Be aware that Radeon R9 M390X is a notebook graphics card while Radeon R7 250 OEM is a desktop one.
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