NVIDIA GeForce GTX 1660 Ti (Mobile) vs NVIDIA GeForce GT 640M
The GeForce GTX 1660 Ti (Mobile) has 1,064% better performance than the GeForce GT 640M for the 3DMark 11 Performance GPU benchmark.
We do not have any performance per dollar data for the GeForce GTX 1660 Ti (Mobile) and the GeForce GT 640M for the 3DMark 11 Performance GPU benchmark.
Summary
About the NVIDIA GeForce GTX 1660 Ti (Mobile) GPU
The GeForce GTX 1660 Ti (Mobile) is a mobile graphics card by NVIDIA. It launched in Q2 2019. Its TU116 chip that powers the GPU uses the Turing architecture and is fabricated on the 12 nm process.
Memory
This GPU is paired with 6 GB of GDDR6 VRAM. Its 1,500 MHz memory clock and 192 bit interface gives it a bandwidth of 288 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.
Compatibility
This mobile card has a TDP of 80 W.
Benchmark Performance
The GeForce GTX 1660 Ti (Mobile) has the 110th highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 19.17% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090.
About the NVIDIA GeForce GT 640M GPU
The GeForce GT 640M is an end-of-life mobile graphics card by NVIDIA. It launched in Q1 2012. Its GK107 chip that powers the GPU uses the Kepler architecture and is fabricated on the 28 nm process.
Memory
This GPU is paired with 2 GB of DDR3 VRAM. Its 900 MHz memory clock and 128 bit interface gives it a bandwidth of 28.8 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.
Compatibility
This mobile card has a TDP of 32 W.
Benchmark Performance
The GeForce GT 640M has the 383rd highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 1.65% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090.
General Info
General overview of the GPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| Manufacturer | NVIDIA | NVIDIA |
| Architecture | Turing | Kepler |
| Market Segment | Mobile | Mobile |
| Release Date | Q2 2019 | Q1 2012 |
| Production Status | Active | End-of-life |
| Shop | Check Price | Check Price |
Gaming Performance
Select a game to compare FPS metrics
FPS Benchmarks
This table showcases the average frame rate (FPS) achieved both GPUs in at various resolutions. Frame rate is a crucial indicator of how smoothly the GPU can run the game. A higher FPS generally translates to a smoother gameplay experience.
- Frames Per Second
Sons of the Forest | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| Low - 1080p | 73 FPS | -- |
| Medium - 1080p | 56 FPS | -- |
| High - 1080p | 55 FPS | -- |
| Ultra - 1080p | 54 FPS | -- |
| QHD - 1440p | -- | -- |
| 4K UHD - 2160p | -- | -- |
Compare Frames Per Second (FPS)
The average frame rate (FPS) in can be compared to similar GPUs to assess relative performance. Generally, higher FPS results in a smoother gameplay experience.
| GPU | Frames Per Second | |
|---|---|---|
| Radeon RX 7600M XT | 92.1 | +71% |
| Radeon RX 6600M | 69 | +28% |
| GeForce RTX 3060 Mobile | 65.4 | +21% |
| Radeon RX 7600M | 61.3 | +14% |
| GeForce GTX 1660 Ti (Mobile) | 54 | |
| Radeon RX 5500M | 34.5 | -36% |
| GeForce RTX 3050 Ti Mobile | 33.3 | -38% |
| Arc A730M | 33 | -39% |
| GeForce RTX 2050 (Mobile) | 33 | -39% |
| GeForce RTX 3050 Mobile | 28.9 | -46% |
Compare Cost Per Frame
The average cost per frame in can be compared to similar GPUs to assess relative value. Generally, a lower cost per frame implies better value for your money.
| GPU | Cost Per Frame | |
|---|---|---|
| Our database does not have enough data to compare the FPS per dollar with other GPUs. | ||
Benchmark Performance
The GeForce GTX 1660 Ti (Mobile) has 1,064% better performance than the GeForce GT 640M for the 3DMark 11 Performance GPU benchmark.
The GeForce GTX 1660 Ti (Mobile) is ranked 110th with a score of 20,118.5, and the GeForce GT 640M is ranked 383rd with a score of 1,728.
We do not have any performance per dollar data for the GeForce GTX 1660 Ti (Mobile) and the GeForce GT 640M for the 3DMark 11 Performance GPU benchmark.
Relative Performance
The average score in the benchmark test can be compared to similar GPUs to assess relative performance. Generally, powerful GPUs tend to have higher scores.
| GPU | Benchmark Performance | |
|---|---|---|
| GeForce RTX 2070 Max-Q | 22,089 | +10% |
| GeForce RTX 2060 Mobile | 21,261.5 | +6% |
| GeForce GTX 1660 Ti (Mobile) | 20,118.5 | |
| Quadro RTX 3000 (Mobile) | 19,878.5 | -1% |
| GeForce RTX 2060 Max-Q | 19,778.5 | -2% |
| Radeon R5 M255 | 1,784 | -91% |
| GeForce 825M | 1,756.5 | -91% |
| GeForce GT 640M | 1,728 | -91% |
| FirePro M4100 | 1,728 | -91% |
| GeForce GT 730M | 1,722 | -91% |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar GPUs to assess relative value. A higher score implies a better value for your money.
| GPU | Performance Per Dollar | ||
|---|---|---|---|
| Our database does not have enough data to compare the benchmark performance per dollar with other GPUs. | |||
Benchmark Scores
This table showcases the average performance scores achieved by both GPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful GPUs tend to have higher scores.
- Popular
| Benchmark | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| 3DMark Time Spy Graphics | 5,659 | -- |
| 3DMark Time Spy Score | 5,697 | -- |
| 3DMark Cloud Gate Graphics | 97,517 (+980.64%) | 9,024 |
| 3DMark Fire Strike Standard Graphics | 14,818 (+1,109.63%) | 1,225 |
| 3DMark Night Raid Graphics | 66,325 | -- |
| 3DMark 11 Performance Score | 17,351 (+832.6%) | 1,860.5 |
| Cinebench R15 OpenGL 64 Bit | 120.6 (+184.43%) | 42.4 |
| PassMark G3D Mark | 10,191 (+1,011.34%) | 917 |
| PassMark G2D Mark | 483 (+151.56%) | 192 |
Technical Specs
Graphics Processor
General information about the graphics processing unit like their architecture, manufacturing process size, and transistor count. Newer GPU architectures generally bring efficiency improvements and may introduce technologies that enhance graphical capabilities.
| Spec | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| Codename | TU116 | GK107 |
| Architecture | Turing | Kepler |
| Process Size | 12 nm | 28 nm |
| Transistors | 6,600 million | 1,270 million |
Memory Details
Memory specifications like their capacity, bandwidth, and clock speeds. GPU memory stores graphics data like frames, textures, and shadows which helps display rendered images. These specs are crucial for graphics-intense applications like gaming and 3D modeling.
| Spec | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| Memory Size | 6 GB | 2 GB |
| Memory Type | GDDR6 | DDR3 |
| Memory Bandwidth | 288 Gb/s | 28.8 Gb/s |
| Memory Clock | 1,500 MHz | 900 MHz |
| Memory Interface | 192 bit | 128 bit |
| L1 Cache | 64 KB | 16 KB |
| L2 Cache | 1,536 KB | 256 KB |
Board Compatibility
Compatibility information like their slot size, bus interface, power consumption, and display support. These specs are useful for verifying compatibility with your motherboard, power supply, and monitor.
| Spec | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Thermal Design Power (TDP) | 80 W | 32 W |
| Outputs | Device Dependent | Device Dependent |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can process graphics. Each type of core or component serves a specific computational purpose.
| Spec | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| CUDA Cores | 1,536 | 384 |
| Stream Multiprocessors (SM) | 24 | 2 |
| Texture Mapping Units (TMU) | 96 | 32 |
| Render Output Units (ROP) | 48 | 16 |
| Core Clock Speed | 1,455 MHz | 624 MHz |
| Core Clock Speed (Boost) | 1,590 MHz | 709 MHz |
Theoretical Performance
Theoretical performance numbers derived from the raw specifications of the different components like core count and clock speeds. While these provide a glimpse into peak processing power, they do not represent real-world performance.
| Spec | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| Pixel Fill Rate | 76.32 GPixel/s | 5.67 GPixel/s |
| Texture Fill Rate | 152.6 GTexel/s | 22.69 GTexel/s |
| FP32 Performance | 4.88 TFLOPS | 544.5 GFLOPS |
| FP64 Performance | 152.6 GFLOPS | 22.69 GFLOPS |
API Support
Graphics API versions supported by these graphics cards. APIs evolve over time, introducing new features and functionalities. Older GPUs may not support recent versions.
| Spec | GeForce GTX 1660 Ti (Mobile) | GeForce GT 640M |
|---|---|---|
| DirectX | 12 (12_1) | 12 (11_0) |
| OpenCL | 3.0 | 3.0 |
| OpenGL | 4.6 | 4.6 |
| Shader Model | 6.7 | 6.5 (5.1) |
Check out these comparisons for similar GPUs:
Looking for alternatives? Check out these similar GPUs:
* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance GPU benchmark and MSRP.