Tesla V100 DGXS vs Tesla M40
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 202 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 7.57 | no data |
| Architecture | Maxwell 2.0 (2014−2019) | Volta (2017−2020) |
| GPU code name | GM200 | GV100 |
| Market segment | Workstation | Workstation |
| Release date | 10 November 2015 (9 years ago) | 27 March 2018 (6 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 | 3072 | 5120 |
| Core clock speed | 948 MHz | 1297 MHz |
| Boost clock speed | 1112 MHz | 1530 MHz |
| Number of transistors | 8,000 million | 21,100 million |
| Manufacturing process technology | 28 nm | 12 nm |
| Power consumption (TDP) | 250 Watt | 250 Watt |
| Texture fill rate | 213.5 | 489.6 |
| Floating-point processing power | 6.832 TFLOPS | 15.67 TFLOPS |
| ROPs | 96 | 128 |
| TMUs | 192 | 320 |
| Tensor Cores | no data | 640 |
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 | 267 mm | no data |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 8-pin EPS | 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 | HBM2 |
| Maximum RAM amount | 12 GB | 32 GB |
| Memory bus width | 384 Bit | 4096 Bit |
| Memory clock speed | 1502 MHz | 876 MHz |
| Memory bandwidth | 288.4 GB/s | 897.0 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 (12_1) | 12 (12_1) |
| Shader Model | 6.7 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 1.2 |
| Vulkan | 1.3 | 1.2.131 |
| CUDA | 5.2 | 7.0 |
Pros & cons summary
| Recency | 10 November 2015 | 27 March 2018 |
| Maximum RAM amount | 12 GB | 32 GB |
| Chip lithography | 28 nm | 12 nm |
Tesla V100 DGXS has an age advantage of 2 years, a 166.7% higher maximum VRAM amount, and a 133.3% more advanced lithography process.
We couldn't decide between Tesla M40 and Tesla V100 DGXS. 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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