Tesla P4 vs Tesla K8
Aggregate performance score
Tesla P4 outperforms Tesla K8 by a whopping 137% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 431 | 229 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 4.01 | 50.77 |
| Architecture | Kepler (2012−2018) | Pascal (2016−2021) |
| GPU code name | GK104 | GP104 |
| Market segment | Workstation | Workstation |
| Release date | 16 September 2014 (9 years ago) | 13 September 2016 (7 years ago) |
| Current price | $249 | $92 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
Tesla P4 has 1166% better value for money than Tesla K8.
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 1536 | 2560 |
| Core clock speed | 693 MHz | 886 MHz |
| Boost clock speed | 811 MHz | 1114 MHz |
| Number of transistors | 3,540 million | 7,200 million |
| Manufacturing process technology | 28 nm | 16 nm |
| Power consumption (TDP) | 100 Watt | 75 Watt |
| Texture fill rate | 103.8 | 178.2 |
| Floating-point performance | 2,491 gflops | 5,443 gflops |
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 2.0 x16 | PCIe 3.0 x16 |
| Length | 241 mm | 168 mm |
| Width | 1-slot | 1-slot |
| Supplementary power connectors | 1x 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 | GDDR5 |
| Maximum RAM amount | 8 GB | 8 GB |
| Memory bus width | 256 Bit | 256 Bit |
| Memory clock speed | 5000 MHz | 6008 MHz |
| Memory bandwidth | 160.0 GB/s | 192.3 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 graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (12_1) |
| Shader Model | 5.1 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1.126 | 1.2.131 |
| CUDA | 3.0 | 6.1 |
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 9.55 | 22.68 |
| Recency | 16 September 2014 | 13 September 2016 |
| Chip lithography | 28 nm | 16 nm |
| Power consumption (TDP) | 100 Watt | 75 Watt |
The Tesla P4 is our recommended choice as it beats the Tesla K8 in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
