GeForce 945M vs ATI Radeon HD 4860
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 675 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 5.25 |
| Architecture | TeraScale (2005−2013) | Maxwell (2014−2017) |
| GPU code name | RV790 | GM107 |
| Market segment | Desktop | Laptop |
| Release date | 9 September 2009 (16 years ago) | 27 October 2015 (10 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 | 640 | 640 |
| Core clock speed | 700 MHz | 928 MHz |
| Boost clock speed | no data | 1020 MHz |
| Number of transistors | 959 million | 1,870 million |
| Manufacturing process technology | 55 nm | 28 nm |
| Power consumption (TDP) | 130 Watt | 75 Watt |
| Texture fill rate | 22.40 | 40.80 |
| Floating-point processing power | 0.896 TFLOPS | 1.306 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 32 | 40 |
| L1 Cache | 128 KB | 320 KB |
| L2 Cache | 256 KB | 2 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).
| Laptop size | no data | medium sized |
| Bus support | no data | PCI Express 3.0 |
| Interface | PCIe 2.0 x16 | MXM-B (3.0) |
| Width | 2-slot | no data |
| Supplementary power connectors | 2x 6-pin | 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 | DDR3 |
| Maximum RAM amount | 512 MB | 2 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 750 MHz | 900 MHz |
| Memory bandwidth | 96 GB/s | 28.8 GB/s |
| Shared memory | - | - |
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 | 2x DVI, 1x S-Video | No outputs |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| GPU Boost | no data | 2.0 |
| Optimus | - | + |
| GameWorks | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (11_0) |
| Shader Model | 4.1 | 5.1 |
| OpenGL | 3.3 | 4.5 |
| OpenCL | 1.1 | 1.2 |
| Vulkan | N/A | 1.1.126 |
| CUDA | - | + |
Pros & cons summary
| Recency | 9 September 2009 | 27 October 2015 |
| Maximum RAM amount | 512 MB | 2 GB |
| Chip lithography | 55 nm | 28 nm |
| Power consumption (TDP) | 130 Watt | 75 Watt |
GeForce 945M has an age advantage of 6 years, a 300% higher maximum VRAM amount, a 96% more advanced lithography process, and 73% lower power consumption.
We couldn't decide between Radeon HD 4860 and GeForce 945M. We've got no test results to judge.
Be aware that Radeon HD 4860 is a desktop graphics card while GeForce 945M is a notebook one.
Other comparisons
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