Radeon Instinct MI25 vs R9 M295X Mac Edition
Aggregate performance score
We've compared Radeon R9 M295X Mac Edition with Radeon Instinct MI25, including specs and performance data.
R9 M295X Mac Edition outperforms MI25 by a moderate 17% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 441 | 478 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 3.80 | 2.70 |
| Architecture | GCN 3.0 (2014−2019) | GCN 5.0 (2017−2020) |
| GPU code name | Amethyst | Vega 10 |
| Market segment | Laptop | Workstation |
| Release date | 23 November 2014 (11 years ago) | 27 June 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 | 2048 | 4096 ×2 |
| Core clock speed | 850 MHz | 1400 MHz |
| Boost clock speed | no data | 1500 MHz |
| Number of transistors | 5,000 million | 12,500 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Power consumption (TDP) | 250 Watt | 300 Watt |
| Texture fill rate | 108.8 | 384.0 ×2 |
| Floating-point processing power | 3.482 TFLOPS | 12.29 TFLOPS ×2 |
| ROPs | 32 | 64 ×2 |
| TMUs | 128 | 256 ×2 |
| L1 Cache | 512 KB | 1 MB |
| L2 Cache | 512 KB | 4 MB |
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 | MXM-B (3.0) | PCIe 3.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 2-slot |
| 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 | HBM2 |
| Maximum RAM amount | 4 GB | 16 GB ×2 |
| Memory bus width | 256 Bit | 2048 Bit ×2 |
| Memory clock speed | 1362 MHz | 852 MHz |
| Memory bandwidth | 174.3 GB/s | 436.2 GB/s ×2 |
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 | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 (12_1) |
| Shader Model | 6.3 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.0 |
| Vulkan | 1.2.131 | 1.1.125 |
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 12.35 | 10.53 |
| Recency | 23 November 2014 | 27 June 2017 |
| Maximum RAM amount | 4 GB | 16 GB |
| Chip lithography | 28 nm | 14 nm |
| Power consumption (TDP) | 250 Watt | 300 Watt |
R9 M295X Mac Edition has a 17.3% higher aggregate performance score, and 20% lower power consumption.
Instinct MI25, on the other hand, has an age advantage of 2 years, a 300% higher maximum VRAM amount, and a 100% more advanced lithography process.
The Radeon R9 M295X Mac Edition is our recommended choice as it beats the Radeon Instinct MI25 in performance tests.
Be aware that Radeon R9 M295X Mac Edition is a notebook graphics card while Radeon Instinct MI25 is a workstation one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
