NVIDIA Tesla K20X vs ATI Radeon HD 5490
Comparative analysis of NVIDIA Tesla K20X and ATI Radeon HD 5490 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.
Differences
Reasons to consider the NVIDIA Tesla K20X
- Around 13% higher core clock speed: 732 MHz vs 650 MHz
- 31.5x more texture fill rate: 164.0 GTexel / s vs 5.2 GTexel / s
- 33.6x more pipelines: 2688 vs 80
- 37.8x better floating-point performance: 3,935 gflops vs 104.0 gflops
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
- 6x more maximum memory size: 6 GB vs 1 GB
- 5.2x more memory clock speed: 5200 MHz vs 1000 MHz
| Core clock speed | 732 MHz vs 650 MHz |
| Texture fill rate | 164.0 GTexel / s vs 5.2 GTexel / s |
| Pipelines | 2688 vs 80 |
| Floating-point performance | 3,935 gflops vs 104.0 gflops |
| Manufacturing process technology | 28 nm vs 40 nm |
| Maximum memory size | 6 GB vs 1 GB |
| Memory clock speed | 5200 MHz vs 1000 MHz |
Reasons to consider the ATI Radeon HD 5490
- 12.4x lower typical power consumption: 19 Watt vs 235 Watt
| Thermal Design Power (TDP) | 19 Watt vs 235 Watt |
Compare specifications (specs)
| NVIDIA Tesla K20X | ATI Radeon HD 5490 | |
|---|---|---|
Essentials |
||
| Architecture | Kepler | TeraScale 2 |
| Code name | GK110 | Cedar |
| Launch date | 12 November 2012 | 28 October 2012 |
| Launch price (MSRP) | $7,699 | |
| Place in performance rating | not rated | not rated |
| Type | Workstation | Desktop |
Technical info |
||
| Core clock speed | 732 MHz | 650 MHz |
| Floating-point performance | 3,935 gflops | 104.0 gflops |
| Manufacturing process technology | 28 nm | 40 nm |
| Pipelines | 2688 | 80 |
| Texture fill rate | 164.0 GTexel / s | 5.2 GTexel / s |
| Thermal Design Power (TDP) | 235 Watt | 19 Watt |
| Transistor count | 7,080 million | 292 million |
Video outputs and ports |
||
| Display Connectors | No outputs | 1x DVI, 1x HDMI, 1x VGA |
Compatibility, dimensions and requirements |
||
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Length | 267 mm | 170 mm |
| Supplementary power connectors | 1x 6-pin + 1x 8-pin | None |
API support |
||
| DirectX | 12.0 (11_0) | 11.2 (11_0) |
| OpenGL | 4.6 | 4.4 |
Memory |
||
| Maximum RAM amount | 6 GB | 1 GB |
| Memory bandwidth | 249.6 GB / s | 8 GB / s |
| Memory bus width | 384 Bit | 64 Bit |
| Memory clock speed | 5200 MHz | 1000 MHz |
| Memory type | GDDR5 | GDDR3 |
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