RTX A4000H vs GeForce 840M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 842 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 6.08 | no data |
| Architecture | Maxwell (2014−2017) | Ampere (2020−2025) |
| GPU code name | GM108 | GA104 |
| Market segment | Laptop | Workstation |
| Release date | 12 March 2014 (11 years ago) | 12 April 2021 (4 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 | 6144 |
| Core clock speed | 1029 MHz | 735 MHz |
| Boost clock speed | 1124 MHz | 1560 MHz |
| Number of transistors | no data | 17,400 million |
| Manufacturing process technology | 28 nm | 8 nm |
| Power consumption (TDP) | 33 Watt | 140 Watt |
| Texture fill rate | 17.98 | 299.5 |
| Floating-point processing power | 0.8632 TFLOPS | 19.17 TFLOPS |
| ROPs | 8 | 96 |
| TMUs | 16 | 192 |
| Tensor Cores | no data | 192 |
| Ray Tracing Cores | no data | 48 |
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 4.0 x16 |
| Length | no data | 241 mm |
| Width | no data | 1-slot |
| Supplementary power connectors | no data | 1x 6-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 | DDR3 | GDDR6 |
| Maximum RAM amount | 4 GB | 16 GB |
| Memory bus width | 64 Bit | 256 Bit |
| Memory clock speed | 1001 MHz | 1750 MHz |
| Memory bandwidth | 16.02 GB/s | 448.0 GB/s |
| Shared memory | - | - |
| Resizable BAR | - | + |
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 | No outputs | 4x DisplayPort 1.4a |
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 and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.7 |
| OpenGL | 4.5 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.1.126 | 1.3 |
| CUDA | + | 8.6 |
| DLSS | - | + |
Pros & cons summary
| Recency | 12 March 2014 | 12 April 2021 |
| Maximum RAM amount | 4 GB | 16 GB |
| Chip lithography | 28 nm | 8 nm |
| Power consumption (TDP) | 33 Watt | 140 Watt |
GeForce 840M has 324.2% lower power consumption.
RTX A4000H, on the other hand, has an age advantage of 7 years, a 300% higher maximum VRAM amount, and a 250% more advanced lithography process.
We couldn't decide between GeForce 840M and RTX A4000H. We've got no test results to judge.
Be aware that GeForce 840M is a notebook graphics card while RTX A4000H is a workstation one.
Other comparisons
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