Radeon Instinct MI25 vs R5 340 OEM
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 391 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 2.95 |
| Architecture | GCN 1.0 (2011−2020) | GCN 5.0 (2017−2020) |
| GPU code name | Oland | Vega 10 |
| Market segment | Desktop | Workstation |
| Release date | 5 May 2015 (9 years ago) | 27 June 2017 (7 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 | 384 | 4096 |
| Core clock speed | 730 MHz | 1400 MHz |
| Boost clock speed | 780 MHz | 1500 MHz |
| Number of transistors | 950 million | 12,500 million |
| Manufacturing process technology | 28 nm | 14 nm |
| Power consumption (TDP) | 65 Watt | 300 Watt |
| Texture fill rate | 18.72 | 384.0 |
| Floating-point processing power | 0.599 TFLOPS | 12.29 TFLOPS |
| ROPs | 8 | 64 |
| TMUs | 24 | 256 |
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 | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Length | 145 mm | 267 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 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 | 1 GB | 16 GB |
| Memory bus width | 64 Bit | 2048 Bit |
| Memory clock speed | 1150 MHz | 852 MHz |
| Memory bandwidth | 36.8 GB/s | 436.2 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 1x DVI, 1x DisplayPort | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (12_1) |
| Shader Model | 5.1 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.2.131 | 1.1.125 |
Pros & cons summary
| Recency | 5 May 2015 | 27 June 2017 |
| Maximum RAM amount | 1 GB | 16 GB |
| Chip lithography | 28 nm | 14 nm |
| Power consumption (TDP) | 65 Watt | 300 Watt |
R5 340 OEM has 361.5% lower power consumption.
Instinct MI25, on the other hand, has an age advantage of 2 years, a 1500% higher maximum VRAM amount, and a 100% more advanced lithography process.
We couldn't decide between Radeon R5 340 OEM and Radeon Instinct MI25. We've got no test results to judge.
Be aware that Radeon R5 340 OEM is a desktop card while Radeon Instinct MI25 is a workstation one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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