Tesla C870 vs GeForce Go 7900 GTX
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1262 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 1.12 | no data |
| Architecture | Curie (2003−2013) | Tesla (2006−2010) |
| GPU code name | G71 | G80 |
| Market segment | Laptop | Workstation |
| Release date | 18 April 2006 (20 years ago) | 2 May 2007 (19 years ago) |
| Launch price (MSRP) | no data | $1,499 |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 32 | 128 |
| Core clock speed | 500 MHz | 600 MHz |
| Boost clock speed | 500 MHz | no data |
| Number of transistors | 278 million | 681 million |
| Manufacturing process technology | 90 nm | 90 nm |
| Power consumption (TDP) | 45 Watt | 171 Watt |
| Texture fill rate | 12.00 | 38.40 |
| Floating-point processing power | no data | 0.3456 TFLOPS |
| ROPs | 16 | 24 |
| TMUs | 24 | 32 |
| L2 Cache | no data | 96 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 1.0 x16 | PCIe 1.0 x16 |
| Width | no data | 2-slot |
| Supplementary power connectors | None | 2x 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 | GDDR3 | GDDR3 |
| Maximum RAM amount | 512 MB | 1536 MB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 600 MHz | 800 MHz |
| Memory bandwidth | 38.4 GB/s | 76.8 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 | 9.0c (9_3) | 11.1 (10_0) |
| Shader Model | 3.0 | 4.0 |
| OpenGL | 2.1 | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | - | + |
Pros & cons summary
| Recency | 18 April 2006 | 2 May 2007 |
| Maximum RAM amount | 512 MB | 1536 MB |
| Power consumption (TDP) | 45 Watt | 171 Watt |
Go 7900 GTX has 280% lower power consumption.
Tesla C870, on the other hand, has an age advantage of 1 year, and a 200% higher maximum VRAM amount.
We couldn't decide between GeForce Go 7900 GTX and Tesla C870. We've got no test results to judge.
Be aware that GeForce Go 7900 GTX is a notebook graphics card while Tesla C870 is a workstation one.
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