Tesla K20s vs ATI Mobility Radeon HD 2600 XT
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1380 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | TeraScale (2005−2013) | Kepler (2012−2018) |
| GPU code name | M76 | GK110 |
| Market segment | Laptop | Workstation |
| Release date | 14 May 2007 (18 years ago) | 18 February 2013 (12 years ago) |
| Launch price (MSRP) | no data | $3,199 |
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 | 120 | 2496 |
| Core clock speed | 680 MHz | 575 MHz |
| Number of transistors | 390 million | 7,080 million |
| Manufacturing process technology | 65 nm | 28 nm |
| Power consumption (TDP) | no data | 225 Watt |
| Texture fill rate | 5.440 | 119.6 |
| Floating-point processing power | 0.1632 TFLOPS | 2.87 TFLOPS |
| ROPs | 4 | 40 |
| TMUs | 8 | 208 |
| L1 Cache | no data | 208 KB |
| L2 Cache | 64 KB | 1280 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).
| Laptop size | large | no data |
| Interface | MXM-II | PCIe 2.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 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 | GDDR3 | GDDR5 |
| Maximum RAM amount | 256 MB | 5 GB |
| Memory bus width | 128 Bit | 320 Bit |
| Memory clock speed | 750 MHz | 1300 MHz |
| Memory bandwidth | 24 GB/s | 208.0 GB/s |
| Shared memory | - | - |
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 | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.0 (10_0) | 12 (11_0) |
| Shader Model | 4.0 | 5.1 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | 1.1.126 |
| CUDA | - | 3.5 |
Pros & cons summary
| Recency | 14 May 2007 | 18 February 2013 |
| Maximum RAM amount | 256 MB | 5 GB |
| Chip lithography | 65 nm | 28 nm |
Tesla K20s has an age advantage of 5 years, a 1900% higher maximum VRAM amount, and a 132.1% more advanced lithography process.
We couldn't decide between Mobility Radeon HD 2600 XT and Tesla K20s. We've got no test results to judge.
Be aware that Mobility Radeon HD 2600 XT is a notebook graphics card while Tesla K20s is a workstation one.
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