Riva TNT2 M64 vs Radeon HD 6850 1440SP Edition
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | TeraScale 2 (2009−2015) | Fahrenheit (1998−2000) |
| GPU code name | Cypress | NV5 B6 |
| Market segment | Desktop | Desktop |
| Release date | 21 August 2012 (12 years ago) | 12 October 1999 (25 years ago) |
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 | 1440 | no data |
| Core clock speed | 725 MHz | 125 MHz |
| Number of transistors | 2,154 million | 15 million |
| Manufacturing process technology | 40 nm | 250 nm |
| Power consumption (TDP) | 151 Watt | no data |
| Texture fill rate | 52.20 | 0.25 |
| Floating-point processing power | 2.088 TFLOPS | no data |
| ROPs | 32 | 2 |
| TMUs | 72 | 2 |
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 2.0 x16 | AGP 4x |
| Length | 241 mm | no data |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 2x 6-pin | None |
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 | SDR |
| Maximum RAM amount | 1 GB | 16 MB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1000 MHz | 143 MHz |
| Memory bandwidth | 128.0 GB/s | 1.144 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 | 2x DVI, 1x HDMI, 1x DisplayPort | 1x VGA |
| HDMI | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 6.0 |
| Shader Model | 5.0 | no data |
| OpenGL | 4.4 | 1.2 |
| OpenCL | 1.2 | N/A |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 21 August 2012 | 12 October 1999 |
| Maximum RAM amount | 1 GB | 16 MB |
| Chip lithography | 40 nm | 250 nm |
HD 6850 1440SP Edition has an age advantage of 12 years, a 6300% higher maximum VRAM amount, and a 525% more advanced lithography process.
We couldn't decide between Radeon HD 6850 1440SP Edition and Riva TNT2 M64. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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