RTX A4000 vs Tesla K8
Aggregate performance score
We've compared Tesla K8 and RTX A4000, covering specs and all relevant benchmarks.
RTX A4000 outperforms K8 by a whopping 403% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 525 | 86 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 7.15 | 25.68 |
| Architecture | Kepler (2012−2018) | Ampere (2020−2025) |
| GPU code name | GK104 | GA104 |
| Market segment | Workstation | Workstation |
| Release date | 16 September 2014 (11 years ago) | 12 April 2021 (5 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. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 1536 | 6144 |
| Core clock speed | 693 MHz | 735 MHz |
| Boost clock speed | 811 MHz | 1560 MHz |
| Number of transistors | 3,540 million | 17,400 million |
| Manufacturing process technology | 28 nm | 8 nm |
| Power consumption (TDP) | 100 Watt | 140 Watt |
| Texture fill rate | 103.8 | 299.5 |
| Floating-point processing power | 2.491 TFLOPS | 19.17 TFLOPS |
| ROPs | 32 | 96 |
| TMUs | 128 | 192 |
| Tensor Cores | no data | 192 |
| Ray Tracing Cores | no data | 48 |
| L1 Cache | 128 KB | 6 MB |
| L2 Cache | 512 KB | 4 MB |
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 4.0 x16 |
| Length | 241 mm | 241 mm |
| Width | 1-slot | 1-slot |
| Supplementary power connectors | 1x 6-pin | 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 | GDDR5 | GDDR6 |
| Maximum RAM amount | 8 GB | 16 GB |
| Memory bus width | 256 Bit | 256 Bit |
| Memory clock speed | 1250 MHz | 1750 MHz |
| Memory bandwidth | 160.0 GB/s | 448.0 GB/s |
| 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 |
API and SDK support
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 | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.1.126 | 1.3 |
| CUDA | 3.0 | 8.6 |
| DLSS | - | + |
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 | 9.24 | 46.47 |
| Recency | 16 September 2014 | 12 April 2021 |
| Maximum RAM amount | 8 GB | 16 GB |
| Chip lithography | 28 nm | 8 nm |
| Power consumption (TDP) | 100 Watt | 140 Watt |
Tesla K8 has 40% lower power consumption.
RTX A4000, on the other hand, has a 403% higher aggregate performance score, an age advantage of 6 years, a 100% higher maximum VRAM amount, and a 250% more advanced lithography process.
The RTX A4000 is our recommended choice as it beats the Tesla K8 in performance tests.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
