ATI Radeon Xpress 1200 IGP vs GeForce 840M
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 794 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Maxwell (2014−2018) | R400 (2004−2008) |
| GPU code name | N15S-GT | RS600 |
| Market segment | Laptop | Desktop |
| Release date | 12 March 2014 (10 years ago) | 28 February 2007 (17 years 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 | 384 | no data |
| Core clock speed | 1029 MHz | 501 MHz |
| Number of transistors | no data | 120 million |
| Manufacturing process technology | 28 nm | 90 nm |
| Power consumption (TDP) | 33 Watt | no data |
| Texture fill rate | 17.98 | 2.004 |
| Floating-point performance | 0.8632 gflops | no data |
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 | medium sized | no data |
| Bus support | PCI Express 2.0, PCI Express 3.0 | no data |
| Interface | PCIe 3.0 x8 | PCIe 1.0 x16 |
| Width | no data | IGP |
| Supplementary power connectors | no data | 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 | DDR3 | System Shared |
| Maximum RAM amount | 4 GB | System Shared |
| Memory bus width | 64 Bit | System Shared |
| Memory clock speed | 2000 MHz | System Shared |
| Memory bandwidth | 16.02 GB/s | no data |
| 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 | No outputs | No outputs |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| GPU Boost | 2.0 | no data |
| Optimus | + | - |
| GameWorks | + | - |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 9.0b (9_2) |
| Shader Model | 5.1 | no data |
| OpenGL | 4.5 | 2.0 |
| OpenCL | 1.2 | N/A |
| Vulkan | 1.1.126 | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 12 March 2014 | 28 February 2007 |
| Chip lithography | 28 nm | 90 nm |
GeForce 840M has an age advantage of 7 years, and a 221.4% more advanced lithography process.
We couldn't decide between GeForce 840M and Radeon Xpress 1200 IGP. We've got no test results to judge.
Be aware that GeForce 840M is a notebook card while Radeon Xpress 1200 IGP is a desktop 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
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
