ATI Radeon E4690 vs GeForce GT 640M Mac Edition
Aggregate performance score
We've compared GeForce GT 640M Mac Edition with Radeon E4690, including specs and performance data.
ATI E4690 outperforms GT 640M Mac Edition by a minimal 1% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1092 | 1090 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 2.25 | 2.42 |
| Architecture | Kepler (2012−2018) | TeraScale (2005−2013) |
| GPU code name | GK107 | RV730 |
| Market segment | Laptop | Desktop |
| Release date | 3 February 2013 (11 years ago) | 1 June 2009 (15 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 | 384 | 320 |
| Core clock speed | 745 MHz | 600 MHz |
| Number of transistors | 1,270 million | 514 million |
| Manufacturing process technology | 28 nm | 55 nm |
| Power consumption (TDP) | 32 Watt | 30 Watt |
| Texture fill rate | 23.84 | 19.20 |
| Floating-point processing power | 0.5722 TFLOPS | no data |
| ROPs | 8 | 8 |
| TMUs | 32 | 32 |
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 | MXM-II |
| Width | no data | MXM Module |
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 | GDDR3 |
| Maximum RAM amount | 512 MB | 512 MB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 1250 MHz | 1400 MHz |
| Memory bandwidth | 40 GB/s | 22.4 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 | No outputs | no data |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 10.1 |
| Shader Model | 5.1 | 4.1 |
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.2 | 1.0 |
| Vulkan | 1.1.126 | - |
| CUDA | 3.0 | - |
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 | 1.04 | 1.05 |
| Recency | 3 February 2013 | 1 June 2009 |
| Chip lithography | 28 nm | 55 nm |
| Power consumption (TDP) | 32 Watt | 30 Watt |
GT 640M Mac Edition has an age advantage of 3 years, and a 96.4% more advanced lithography process.
ATI E4690, on the other hand, has a 1% higher aggregate performance score, and 6.7% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between GeForce GT 640M Mac Edition and Radeon E4690.
Be aware that GeForce GT 640M Mac Edition is a notebook card while Radeon E4690 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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