Radeon HD 8490 OEM vs R9 380
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 340 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 9.19 | no data |
| Power efficiency | 5.73 | no data |
| Architecture | GCN 3.0 (2014−2019) | TeraScale 2 (2009−2015) |
| GPU code name | Antigua | Caicos |
| Market segment | Desktop | Desktop |
| Design | reference | no data |
| Release date | 18 June 2015 (9 years ago) | 23 July 2013 (11 years ago) |
| Launch price (MSRP) | $199 | no data |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 1792 | 160 |
| Compute units | 28 | no data |
| Core clock speed | no data | 875 MHz |
| Boost clock speed | 970 MHz | no data |
| Number of transistors | 5,000 million | 370 million |
| Manufacturing process technology | 28 nm | 40 nm |
| Power consumption (TDP) | 190 Watt | 35 Watt |
| Texture fill rate | 108.6 | 7.000 |
| Floating-point processing power | 3.476 TFLOPS | 0.28 TFLOPS |
| ROPs | 32 | 4 |
| TMUs | 112 | 8 |
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).
| Bus support | PCIe 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Length | 221 mm | 168 mm |
| Width | 2-slot | 1-slot |
| Form factor | full height / full length / dual slot | no data |
| Supplementary power connectors | 2 x 6-pin | None |
| Bridgeless CrossFire | + | - |
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 |
| High bandwidth memory (HBM) | - | no data |
| Maximum RAM amount | 4 GB | 1 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 970 MHz | 900 MHz |
| Memory bandwidth | 182.4 GB/s | 14.4 GB/s |
| Shared memory | - | no data |
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 | 2x DVI, 1x HDMI, 1x DisplayPort | 1x DVI, 1x DisplayPort |
| Eyefinity | + | - |
| Number of Eyefinity displays | 6 | no data |
| HDMI | + | - |
| DisplayPort support | + | - |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| CrossFire | + | - |
| FRTC | + | - |
| FreeSync | + | - |
| HD3D | + | - |
| LiquidVR | + | - |
| PowerTune | + | - |
| TrueAudio | + | - |
| ZeroCore | + | - |
| VCE | + | - |
| DDMA audio | + | no data |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | DirectX® 12 | 11.2 (11_0) |
| Shader Model | 6.3 | 5.0 |
| OpenGL | 4.5 | 4.4 |
| OpenCL | 2.0 | 1.2 |
| Vulkan | + | N/A |
| Mantle | + | - |
Pros & cons summary
| Recency | 18 June 2015 | 23 July 2013 |
| Maximum RAM amount | 4 GB | 1 GB |
| Chip lithography | 28 nm | 40 nm |
| Power consumption (TDP) | 190 Watt | 35 Watt |
R9 380 has an age advantage of 1 year, a 300% higher maximum VRAM amount, and a 42.9% more advanced lithography process.
HD 8490 OEM, on the other hand, has 442.9% lower power consumption.
We couldn't decide between Radeon R9 380 and Radeon HD 8490 OEM. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
