T500 Max-Q vs Radeon HD 6990
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 520 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.60 | no data |
| Power efficiency | 1.45 | no data |
| Architecture | TeraScale 3 (2010−2013) | Turing (2018−2022) |
| GPU code name | Antilles | TU117 |
| Market segment | Desktop | Mobile workstation |
| Release date | 8 March 2011 (13 years ago) | 2 December 2020 (3 years ago) |
| Launch price (MSRP) | $699 | no data |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
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 | 1536 | 896 |
| Core clock speed | 830 MHz | 795 MHz |
| Boost clock speed | no data | 1425 MHz |
| Number of transistors | 2,640 million | 4,700 million |
| Manufacturing process technology | 40 nm | 12 nm |
| Power consumption (TDP) | 375 Watt | 18 Watt |
| Texture fill rate | 79.68 | 79.80 |
| Floating-point processing power | 2.55 TFLOPS | 2.554 TFLOPS |
| ROPs | 32 | 32 |
| TMUs | 96 | 56 |
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 | PCIe 3.0 x16 |
| Length | 295 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 2x 8-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 | GDDR6 |
| Maximum RAM amount | 2 GB | 4 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1250 MHz | 1250 MHz |
| Memory bandwidth | 160.0 GB/s | 80 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 | 1x DVI, 4x mini-DisplayPort | Portable Device Dependent |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 12 (12_1) |
| Shader Model | 5.0 | 6.7 (6.4) |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | N/A | 1.3 |
| CUDA | - | 7.5 |
Pros & cons summary
| Recency | 8 March 2011 | 2 December 2020 |
| Maximum RAM amount | 2 GB | 4 GB |
| Chip lithography | 40 nm | 12 nm |
| Power consumption (TDP) | 375 Watt | 18 Watt |
T500 Max-Q has an age advantage of 9 years, a 100% higher maximum VRAM amount, a 233.3% more advanced lithography process, and 1983.3% lower power consumption.
We couldn't decide between Radeon HD 6990 and T500 Max-Q. We've got no test results to judge.
Be aware that Radeon HD 6990 is a desktop card while T500 Max-Q is a mobile workstation one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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