Tesla K20Xm vs ATI Mobility Radeon HD 4860
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 479 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.11 |
| Power efficiency | no data | 3.45 |
| Architecture | TeraScale (2005−2013) | Kepler (2012−2018) |
| GPU code name | M97 | GK110 |
| Market segment | Laptop | Workstation |
| Release date | 3 March 2009 (17 years ago) | 12 November 2012 (13 years ago) |
| Launch price (MSRP) | no data | $7,699 |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
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 | 640 | 2688 |
| Core clock speed | 650 MHz | 732 MHz |
| Number of transistors | 826 million | 7,080 million |
| Manufacturing process technology | 40 nm | 28 nm |
| Power consumption (TDP) | no data | 235 Watt |
| Texture fill rate | 20.80 | 164.0 |
| Floating-point processing power | 0.832 TFLOPS | 3.935 TFLOPS |
| ROPs | 16 | 48 |
| TMUs | 32 | 224 |
| L1 Cache | 128 KB | 224 KB |
| L2 Cache | 128 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).
| Laptop size | large | no data |
| Interface | PCIe 2.0 x16 | PCIe 3.0 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 | GDDR5 | GDDR5 |
| Maximum RAM amount | 1 GB | 6 GB |
| Memory bus width | 128 Bit | 384 Bit |
| Memory clock speed | 1000 MHz | 1300 MHz |
| Memory bandwidth | 64 GB/s | 249.6 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 | 10.1 (10_1) | 12 (11_0) |
| Shader Model | 4.1 | 5.1 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 1.2 |
| Vulkan | N/A | 1.1.126 |
| CUDA | - | 3.5 |
Pros & cons summary
| Recency | 3 March 2009 | 12 November 2012 |
| Maximum RAM amount | 1 GB | 6 GB |
| Chip lithography | 40 nm | 28 nm |
Tesla K20Xm has an age advantage of 3 years, a 500% higher maximum VRAM amount, and a 43% more advanced lithography process.
We couldn't decide between Mobility Radeon HD 4860 and Tesla K20Xm. We've got no test results to judge.
Be aware that Mobility Radeon HD 4860 is a notebook graphics card while Tesla K20Xm is a workstation one.
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