Tesla K40t vs Radeon Sky 500
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 455 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 5.78 | no data |
| Architecture | GCN 1.0 (2012−2020) | Kepler (2012−2018) |
| GPU code name | Pitcairn | GK110B |
| Market segment | Workstation | Workstation |
| Release date | 27 March 2013 (12 years ago) | 22 November 2013 (12 years ago) |
| Launch price (MSRP) | no data | $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 | 1280 | 2880 |
| Core clock speed | 950 MHz | 745 MHz |
| Boost clock speed | no data | 876 MHz |
| Number of transistors | 2,800 million | 7,080 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 150 Watt | 245 Watt |
| Texture fill rate | 76.00 | 210.2 |
| Floating-point processing power | 2.432 TFLOPS | 5.046 TFLOPS |
| ROPs | 32 | 48 |
| TMUs | 80 | 240 |
| L1 Cache | 320 KB | 240 KB |
| L2 Cache | 512 KB | 1536 KB |
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).
| Bus support | PCIe 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Length | 242 mm | 267 mm |
| Width | 1-slot | 2-slot |
| Form factor | full height / full length | no data |
| Supplementary power connectors | 1x 6-pin | no data |
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 | 4 GB | 12 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 1200 MHz | 1502 MHz |
| Memory bandwidth | 154 GB/s | 288.4 GB/s |
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 | 1x DisplayPort | No outputs |
| DisplayPort count | 1 | no data |
| Dual-link DVI support | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (11_1) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.2.131 | 1.1.126 |
| CUDA | - | 3.5 |
Pros & cons summary
| Recency | 27 March 2013 | 22 November 2013 |
| Maximum RAM amount | 4 GB | 12 GB |
| Power consumption (TDP) | 150 Watt | 245 Watt |
Sky 500 has 63.3% lower power consumption.
Tesla K40t, on the other hand, has an age advantage of 7 months, and a 200% higher maximum VRAM amount.
We couldn't decide between Radeon Sky 500 and Tesla K40t. We've got no test results to judge.
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