Radeon 780M vs E8870
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | 299 |
| Place by popularity | not in top-100 | 46 |
| Architecture | GCN 2.0 (2013−2017) | RDNA 3 (2022−2023) |
| GPU code name | Saturn | Phoenix |
| Market segment | Desktop | Laptop |
| Release date | 29 September 2015 (8 years ago) | 5 January 2023 (1 year ago) |
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 768 | 768 |
| Core clock speed | 1000 MHz | 1500 MHz |
| Boost clock speed | no data | 3000 MHz |
| Number of transistors | 2,080 million | 25,390 million |
| Manufacturing process technology | 28 nm | 4 nm |
| Power consumption (TDP) | 75 Watt | 54 Watt (35 - 54 Watt TGP) |
| Texture fill rate | 48.00 | 139.2 |
| Floating-point performance | 1.536 gflops | 8.909 gflops |
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 4.0 x8 |
| Width | MXM Module | no data |
| 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 | no data |
| Maximum RAM amount | 4 GB | System Shared |
| Memory bus width | 128 Bit | no data |
| Memory clock speed | 6000 MHz | no data |
| Memory bandwidth | 96 GB/s | no data |
| Shared memory | - | + |
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 | No outputs | Portable Device Dependent |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 Ultimate (12_2) |
| Shader Model | 6.3 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 |
| Vulkan | 1.2.131 | 1.3 |
Pros & cons summary
| Recency | 29 September 2015 | 5 January 2023 |
| Chip lithography | 28 nm | 4 nm |
| Power consumption (TDP) | 75 Watt | 54 Watt |
Radeon 780M has an age advantage of 7 years, a 600% more advanced lithography process, and 38.9% lower power consumption.
We couldn't decide between Radeon E8870 and Radeon 780M. We've got no test results to judge.
Be aware that Radeon E8870 is a desktop card while Radeon 780M is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
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