Tesla K40d vs GRID K260Q
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 523 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.86 | no data |
| Power efficiency | 2.35 | no data |
| Architecture | Kepler (2012−2018) | Kepler (2012−2018) |
| GPU code name | GK104 | GK110B |
| Market segment | Workstation | Workstation |
| Release date | 28 June 2013 (11 years ago) | 22 November 2013 (10 years ago) |
| Launch price (MSRP) | $937 | $7,699 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 1536 | 2880 |
| Core clock speed | 745 MHz | 745 MHz |
| Boost clock speed | no data | 876 MHz |
| Number of transistors | 3,540 million | 7,080 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 225 Watt | 245 Watt |
| Texture fill rate | 95.36 | 210.2 |
| Floating-point processing power | 2.289 TFLOPS | 5.046 TFLOPS |
| ROPs | 32 | 48 |
| TMUs | 128 | 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).
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Length | no data | 267 mm |
| Width | IGP | 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 | 2 GB | 12 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 1250 MHz | 1502 MHz |
| Memory bandwidth | 160.0 GB/s | 288.4 GB/s |
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 (11_0) | 12 (11_1) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1.126 | 1.1.126 |
| CUDA | 3.0 | 3.5 |
Pros & cons summary
| Recency | 28 June 2013 | 22 November 2013 |
| Maximum RAM amount | 2 GB | 12 GB |
| Power consumption (TDP) | 225 Watt | 245 Watt |
GRID K260Q has 8.9% lower power consumption.
Tesla K40d, on the other hand, has an age advantage of 4 months, and a 500% higher maximum VRAM amount.
We couldn't decide between GRID K260Q and Tesla K40d. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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