Radeon HD 3870 vs Quadro P400
Aggregate performance score
We've compared Quadro P400 with Radeon HD 3870, including specs and performance data.
Quadro P400 outperforms ATI HD 3870 by a whopping 195% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 641 | 950 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.79 | 0.03 |
| Architecture | Pascal (2016−2021) | TeraScale (2005−2013) |
| GPU code name | GP107 | RV670 |
| Market segment | Workstation | Desktop |
| Release date | 7 February 2017 (7 years ago) | 19 November 2007 (16 years ago) |
| Launch price (MSRP) | $119.99 | $269 |
| Current price | $73 (0.6x MSRP) | $195 (0.7x MSRP) |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
Quadro P400 has 2533% better value for money than ATI HD 3870.
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 256 | 320 |
| Core clock speed | 1228 MHz | 777 MHz |
| Boost clock speed | 1252 MHz | no data |
| Number of transistors | 3,300 million | 666 million |
| Manufacturing process technology | 14 nm | 55 nm |
| Power consumption (TDP) | 30 Watt | 106 Watt |
| Texture fill rate | 20.03 | 12.43 |
| Floating-point performance | 679.9 gflops | 497.3 gflops |
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 3.0 x16 | PCIe 2.0 x16 |
| Length | 145 mm | 241 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 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 | GDDR4 |
| Maximum RAM amount | 2 GB | 512 MB |
| Memory bus width | 64 Bit | 256 Bit |
| Memory clock speed | 4008 MHz | 2252 MHz |
| Memory bandwidth | 32.06 GB/s | 72.06 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 3x mini-DisplayPort | 2x DVI, 1x S-Video |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 10.1 (10_1) |
| Shader Model | 6.4 | 4.1 |
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.2 | N/A |
| Vulkan | 1.2.131 | N/A |
| CUDA | 6.1 | no data |
Synthetic benchmark performance
Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Quadro P400 outperforms Radeon HD 3870 by 195% based on our aggregate benchmark results.
Passmark
This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.
Benchmark coverage: 25%
Quadro P400 outperforms Radeon HD 3870 by 196% in Passmark.
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 | 4.25 | 1.44 |
| Recency | 7 February 2017 | 19 November 2007 |
| Cost | $119.99 | $269 |
| Maximum RAM amount | 2 GB | 512 MB |
| Chip lithography | 14 nm | 55 nm |
| Power consumption (TDP) | 30 Watt | 106 Watt |
The Quadro P400 is our recommended choice as it beats the Radeon HD 3870 in performance tests.
Be aware that Quadro P400 is a workstation graphics card while Radeon HD 3870 is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
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