Tesla K40st vs Radeon RX 480 Mobile
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | GCN 4.0 (2016−2020) | Kepler (2012−2018) |
| GPU code name | Ellesmere | GK110B |
| Market segment | Laptop | Workstation |
| Release date | 4 August 2016 (8 years ago) | 22 November 2013 (11 years ago) |
| Launch price (MSRP) | $450 | $7,699 |
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 | 2304 | 2880 |
| Core clock speed | 1000 MHz | 575 MHz |
| Boost clock speed | 1077 MHz | no data |
| Number of transistors | 5,700 million | 7,080 million |
| Manufacturing process technology | 14 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 245 Watt |
| Texture fill rate | 155.1 | 138.0 |
| Floating-point processing power | 4.963 TFLOPS | 3.312 TFLOPS |
| ROPs | 32 | 48 |
| TMUs | 144 | 240 |
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 | large | no data |
| Interface | MXM-B (3.0) | PCIe 3.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 2-slot |
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 | GDDR5 |
| Maximum RAM amount | 8 GB | 12 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 2000 MHz | 1502 MHz |
| Memory bandwidth | 256.0 GB/s | 288.4 GB/s |
| 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 | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 (11_1) |
| Shader Model | 6.4 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 1.2 |
| Vulkan | 1.2.131 | 1.1.126 |
| CUDA | - | 3.5 |
Pros & cons summary
| Recency | 4 August 2016 | 22 November 2013 |
| Maximum RAM amount | 8 GB | 12 GB |
| Chip lithography | 14 nm | 28 nm |
| Power consumption (TDP) | 100 Watt | 245 Watt |
RX 480 Mobile has an age advantage of 2 years, a 100% more advanced lithography process, and 145% lower power consumption.
Tesla K40st, on the other hand, has a 50% higher maximum VRAM amount.
We couldn't decide between Radeon RX 480 Mobile and Tesla K40st. We've got no test results to judge.
Be aware that Radeon RX 480 Mobile is a notebook card while Tesla K40st is a workstation one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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