GeForce GT 640M vs 920A
Aggregate performance score
We've compared GeForce 920A and GeForce GT 640M, covering specs and all relevant benchmarks.
640M outperforms 920A by a small 8% 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 | 938 | 921 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 4.59 | 5.09 |
| Architecture | Kepler 2.0 (2013−2015) | Kepler (2012−2018) |
| GPU code name | GK208B | GK107 |
| Market segment | Laptop | Laptop |
| Release date | 13 March 2015 (10 years ago) | 22 March 2012 (13 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 | 384 |
| Core clock speed | 954 MHz | Up to 625 MHz |
| Boost clock speed | no data | 645 MHz |
| Number of transistors | 915 million | 1,270 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 33 Watt | 32 Watt |
| Texture fill rate | 30.53 | 20.00 |
| Floating-point processing power | 0.7327 TFLOPS | 0.48 TFLOPS |
| ROPs | 8 | 16 |
| TMUs | 32 | 32 |
| L1 Cache | 32 KB | 32 KB |
| L2 Cache | 128 KB | 256 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 | no data | medium sized |
| Bus support | no data | PCI Express 2.0, PCI Express 3.0 |
| Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
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 | DDR3\GDDR5 |
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bus width | 64 Bit | 128bit |
| Memory clock speed | 1001 MHz | 900 MHz |
| Memory bandwidth | 16.02 GB/s | Up to 64.0 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 | no data | Up to 2048x1536 |
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 (11_0) | 12 API |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.5 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.1.126 | 1.1.126 |
| CUDA | 3.5 | + |
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 | 21−24
−14.3%
| 24
+14.3%
|
| Full HD | 18−21
−22.2%
| 22
+22.2%
|
| 1200p | 16−18
−18.8%
| 19
+18.8%
|
FPS performance in popular games
Full HD
Low
| Counter-Strike 2 | 4−5
+0%
|
4−5
+0%
|
| Cyberpunk 2077 | 4−5
+0%
|
4−5
+0%
|
| Hogwarts Legacy | 7−8
+0%
|
7−8
+0%
|
Full HD
Medium
| Battlefield 5 | 6−7
+0%
|
6−7
+0%
|
| Counter-Strike 2 | 4−5
+0%
|
4−5
+0%
|
| Cyberpunk 2077 | 4−5
+0%
|
4−5
+0%
|
| Far Cry 5 | 5−6
+0%
|
5−6
+0%
|
| Fortnite | 10−11
+0%
|
10−11
+0%
|
| Forza Horizon 4 | 10−12
+0%
|
10−12
+0%
|
| Forza Horizon 5 | 4−5
+0%
|
4−5
+0%
|
| Hogwarts Legacy | 7−8
+0%
|
7−8
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14
+0%
|
12−14
+0%
|
| Valorant | 40−45
+0%
|
40−45
+0%
|
Full HD
High
| Battlefield 5 | 6−7
+0%
|
6−7
+0%
|
| Counter-Strike 2 | 4−5
+0%
|
4−5
+0%
|
| Counter-Strike: Global Offensive | 49
+0%
|
49
+0%
|
| Cyberpunk 2077 | 4−5
+0%
|
4−5
+0%
|
| Dota 2 | 25
+0%
|
25
+0%
|
| Far Cry 5 | 5−6
+0%
|
5−6
+0%
|
| Fortnite | 10−11
+0%
|
10−11
+0%
|
| Forza Horizon 4 | 10−12
+0%
|
10−12
+0%
|
| Forza Horizon 5 | 4−5
+0%
|
4−5
+0%
|
| Grand Theft Auto V | 8
+0%
|
8
+0%
|
| Hogwarts Legacy | 7−8
+0%
|
7−8
+0%
|
| Metro Exodus | 4−5
+0%
|
4−5
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14
+0%
|
12−14
+0%
|
| The Witcher 3: Wild Hunt | 8−9
+0%
|
8−9
+0%
|
| Valorant | 40−45
+0%
|
40−45
+0%
|
Full HD
Ultra
| Battlefield 5 | 6−7
+0%
|
6−7
+0%
|
| Cyberpunk 2077 | 4−5
+0%
|
4−5
+0%
|
| Dota 2 | 24
+0%
|
24
+0%
|
| Far Cry 5 | 5−6
+0%
|
5−6
+0%
|
| Forza Horizon 4 | 10−12
+0%
|
10−12
+0%
|
| Hogwarts Legacy | 7−8
+0%
|
7−8
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 12−14
+0%
|
12−14
+0%
|
| The Witcher 3: Wild Hunt | 8−9
+0%
|
8−9
+0%
|
| Valorant | 40−45
+0%
|
40−45
+0%
|
Full HD
Epic
| Fortnite | 10−11
+0%
|
10−11
+0%
|
1440p
High
| Counter-Strike 2 | 5−6
+0%
|
5−6
+0%
|
| Counter-Strike: Global Offensive | 14−16
+0%
|
14−16
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 21−24
+0%
|
21−24
+0%
|
| Valorant | 16−18
+0%
|
16−18
+0%
|
1440p
Ultra
| Cyberpunk 2077 | 1−2
+0%
|
1−2
+0%
|
| Far Cry 5 | 3−4
+0%
|
3−4
+0%
|
| Forza Horizon 4 | 5−6
+0%
|
5−6
+0%
|
| Hogwarts Legacy | 2−3
+0%
|
2−3
+0%
|
| The Witcher 3: Wild Hunt | 3−4
+0%
|
3−4
+0%
|
1440p
Epic
| Fortnite | 4−5
+0%
|
4−5
+0%
|
4K
High
| Grand Theft Auto V | 14−16
+0%
|
14−16
+0%
|
| Valorant | 10−11
+0%
|
10−11
+0%
|
4K
Ultra
| Cyberpunk 2077 | 0−1 | 0−1 |
| Dota 2 | 5−6
+0%
|
5−6
+0%
|
| Far Cry 5 | 1−2
+0%
|
1−2
+0%
|
| Forza Horizon 4 | 1−2
+0%
|
1−2
+0%
|
| PLAYERUNKNOWN'S BATTLEGROUNDS | 3−4
+0%
|
3−4
+0%
|
4K
Epic
| Fortnite | 3−4
+0%
|
3−4
+0%
|
This is how GeForce 920A and GT 640M compete in popular games:
- GT 640M is 14% faster in 900p
- GT 640M is 22% faster in 1080p
- GT 640M is 19% faster in 1200p
All in all, in popular games:
- there's a draw in 55 tests (100%)
Pros & cons summary
| Performance score | 1.97 | 2.12 |
| Recency | 13 March 2015 | 22 March 2012 |
| Power consumption (TDP) | 33 Watt | 32 Watt |
GeForce 920A has an age advantage of 2 years.
GT 640M, on the other hand, has a 7.6% higher aggregate performance score, and 3.1% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between GeForce 920A and GeForce GT 640M.
Other comparisons
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