GeForce2 Go vs GeForce GT 640M
Aggregate performance score
We've compared GeForce GT 640M and GeForce2 Go, covering specs and all relevant benchmarks.
640M outperforms by a whopping 21100% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 923 | 1582 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 5.10 | 0.39 |
| Architecture | Kepler (2012−2018) | Celsius (1999−2005) |
| GPU code name | GK107 | NV11 B2 |
| Market segment | Laptop | Laptop |
| Release date | 22 March 2012 (14 years ago) | 11 November 2000 (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. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 384 | no data |
| Core clock speed | Up to 625 MHz | 143 MHz |
| Boost clock speed | 645 MHz | no data |
| Number of transistors | 1,270 million | 20 million |
| Manufacturing process technology | 28 nm | 180 nm |
| Power consumption (TDP) | 32 Watt | 2 Watt |
| Texture fill rate | 20.00 | 0.57 |
| Floating-point processing power | 0.48 TFLOPS | no data |
| ROPs | 16 | 2 |
| TMUs | 32 | 4 |
| L1 Cache | 32 KB | no data |
| L2 Cache | 256 KB | no data |
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 | medium sized | no data |
| Bus support | PCI Express 2.0, PCI Express 3.0 | no data |
| Interface | PCIe 3.0 x16 | AGP 4x |
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 | DDR3\GDDR5 | DDR |
| Maximum RAM amount | 2 GB | 64 MB |
| Memory bus width | 128bit | 128 Bit |
| Memory clock speed | 900 MHz | 166 MHz |
| Memory bandwidth | Up to 64.0 GB/s | 5.312 GB/s |
| Shared memory | - | no data |
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 |
| HDMI | + | - |
| HDCP | + | - |
| Maximum VGA resolution | Up to 2048x1536 | no data |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| 3D Blu-Ray | + | - |
| Optimus | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 API | 7.0 |
| Shader Model | 5.1 | no data |
| OpenGL | 4.5 | 1.2 |
| OpenCL | 1.1 | N/A |
| Vulkan | 1.1.126 | N/A |
| CUDA | + | - |
Synthetic benchmarks
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
Combined synthetic benchmark score
This is our combined benchmark score.
Passmark
This is the most ubiquitous GPU benchmark. 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.
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Average FPS across all PC games
Here are the average frames per second in a large set of popular games across different resolutions:
| 900p | 24 | -0−1 |
| Full HD | 22 | -0−1 |
| 1200p | 19 | -0−1 |
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 4−5 | 0−1 |
| Cyberpunk 2077 | 4−5 | 0−1 |
| Resident Evil 4 Remake | 2−3 | 0−1 |
Full HD
Medium
| Battlefield 5 | 6−7 | 0−1 |
| Counter-Strike 2 | 4−5 | 0−1 |
| Cyberpunk 2077 | 4−5 | 0−1 |
| Far Cry 5 | 5−6 | 0−1 |
| Fortnite | 10−11 | 0−1 |
| Forza Horizon 4 | 10−12 | 0−1 |
| Forza Horizon 5 | 4−5 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14 | 0−1 |
| Valorant | 40−45 | 0−1 |
Full HD
High
| Battlefield 5 | 6−7 | 0−1 |
| Counter-Strike 2 | 4−5 | 0−1 |
| Counter-Strike: Global Offensive | 49 | 0−1 |
| Cyberpunk 2077 | 4−5 | 0−1 |
| Dota 2 | 25 | 0−1 |
| Far Cry 5 | 5−6 | 0−1 |
| Fortnite | 10−11 | 0−1 |
| Forza Horizon 4 | 10−12 | 0−1 |
| Forza Horizon 5 | 4−5 | 0−1 |
| Grand Theft Auto V | 8 | 0−1 |
| Metro Exodus | 3−4 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14 | 0−1 |
| The Witcher 3: Wild Hunt | 8−9 | 0−1 |
| Valorant | 40−45 | 0−1 |
Full HD
Ultra
| Battlefield 5 | 6−7 | 0−1 |
| Cyberpunk 2077 | 4−5 | 0−1 |
| Dota 2 | 24 | 0−1 |
| Far Cry 5 | 5−6 | 0−1 |
| Forza Horizon 4 | 10−12 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14 | 0−1 |
| The Witcher 3: Wild Hunt | 8−9 | 0−1 |
| Valorant | 40−45 | 0−1 |
Full HD
Epic
| Fortnite | 10−11 | 0−1 |
1440p
High
| Counter-Strike 2 | 5−6 | 0−1 |
| Counter-Strike: Global Offensive | 14−16 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24 | 0−1 |
| Valorant | 16−18 | 0−1 |
1440p
Ultra
| Cyberpunk 2077 | 1−2 | 0−1 |
| Far Cry 5 | 3−4 | 0−1 |
| Forza Horizon 4 | 5−6 | 0−1 |
| The Witcher 3: Wild Hunt | 3−4 | 0−1 |
1440p
Epic
| Fortnite | 4−5 | 0−1 |
4K
High
| Grand Theft Auto V | 14−16 | 0−1 |
| Valorant | 10−11 | 0−1 |
4K
Ultra
| Cyberpunk 2077 | 0−1 | 0−1 |
| Dota 2 | 5−6 | 0−1 |
| Far Cry 5 | 1−2 | 0−1 |
| Forza Horizon 4 | 1−2 | 0−1 |
| PLAYERUNKNOWN'S BATTLEGROUNDS | 3−4 | 0−1 |
4K
Epic
| Fortnite | 3−4 | 0−1 |
Pros & cons summary
| Performance score | 2.12 | 0.01 |
| Recency | 22 March 2012 | 11 November 2000 |
| Maximum RAM amount | 2 GB | 64 MB |
| Chip lithography | 28 nm | 180 nm |
| Power consumption (TDP) | 32 Watt | 2 Watt |
GT 640M has a 21100% higher aggregate performance score, an age advantage of 11 years, a 3100% higher maximum VRAM amount, and a 543% more advanced lithography process.
GeForce2 Go, on the other hand, has 1500% lower power consumption.
The GeForce GT 640M is our recommended choice as it beats the GeForce2 Go in performance tests.
Other comparisons
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