GeForce GTX 1660 Ti Max-Q vs GT 640

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GT 630 OEM GT 640 GT 640 OEM GT 720 OEM GT 730 OEM GT 740 GT 1030 GK107 GTX 650
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GTX 1660 Max-Q GTX 1660 Mobile GTX 1660 Ti Mobile GTX 1660 Ti Max-Q GTX 1660 Ti Mobile Refresh

Aggregate performance score

We've compared GeForce GT 640 with GeForce GTX 1660 Ti Max-Q, including specs and performance data.

GT 640
2012
2 GB DDR3, 65 Watt
2.62

GTX 1660 Ti Max-Q outperforms GT 640 by a whopping 652% based on our aggregate benchmark results.

Contents

GT 640 GT 640
GTX 1660 Ti Max-Q GTX 1660 Ti Max-Q

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking784258
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.2069.52
Power efficiency3.2126.14
ArchitectureKepler (2012−2018)Turing (2018−2022)
GPU code nameGK107TU116
Market segmentDesktopLaptop
Release date5 June 2012 (12 years ago)23 April 2019 (5 years ago)
Launch price (MSRP)$99 $229

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

GTX 1660 Ti Max-Q has 34660% better value for money than GT 640.

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 cores3841536
Core clock speed902 MHz1140 MHz
Boost clock speedno data1335 MHz
Number of transistors1,270 million6,600 million
Manufacturing process technology28 nm12 nm
Power consumption (TDP)65 Watt60 Watt
Texture fill rate28.86128.2
Floating-point processing power0.6927 TFLOPS4.101 TFLOPS
ROPs1648
TMUs3296

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 sizeno datamedium sized
InterfacePCIe 3.0 x16PCIe 3.0 x16
Length145 mmno data
Width1-slotno data
Supplementary power connectorsNoneNone

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 typeDDR3GDDR6
Maximum RAM amount2 GB6 GB
Memory bus width128 Bit192 Bit
Memory clock speed891 MHz1500 MHz
Memory bandwidth28.51 GB/s288.0 GB/s
Shared memoryno data-

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 Connectors1x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

API and SDK compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_0)12 (12_1)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.1.1261.2.131
CUDA3.07.5

Synthetic benchmark performance

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.

GT 640 2.62
GTX 1660 Ti Max-Q 19.71
+652%

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.

GT 640 1173
GTX 1660 Ti Max-Q 8814
+651%

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

GT 640 1560
GTX 1660 Ti Max-Q 13355
+756%

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:

Full HD10−12
−690%
79
+690%
4K4−5
−725%
33
+725%

Cost per frame, $

1080p9.90
−242%
2.90
+242%
4K24.75
−257%
6.94
+257%
  • GTX 1660 Ti Max-Q has 242% lower cost per frame in 1080p
  • GTX 1660 Ti Max-Q has 257% lower cost per frame in 4K

FPS performance in popular games

Full HD
Low Preset

Atomic Heart 55−60
+0%
55−60
+0%
Counter-Strike 2 120−130
+0%
120−130
+0%
Cyberpunk 2077 45−50
+0%
45−50
+0%

Full HD
Medium Preset

Atomic Heart 55−60
+0%
55−60
+0%
Battlefield 5 83
+0%
83
+0%
Counter-Strike 2 120−130
+0%
120−130
+0%
Cyberpunk 2077 45−50
+0%
45−50
+0%
Far Cry 5 69
+0%
69
+0%
Fortnite 92
+0%
92
+0%
Forza Horizon 4 85−90
+0%
85−90
+0%
Forza Horizon 5 65−70
+0%
65−70
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 80−85
+0%
80−85
+0%
Valorant 150−160
+0%
150−160
+0%

Full HD
High Preset

Atomic Heart 55−60
+0%
55−60
+0%
Battlefield 5 78
+0%
78
+0%
Counter-Strike 2 120−130
+0%
120−130
+0%
Counter-Strike: Global Offensive 240−250
+0%
240−250
+0%
Cyberpunk 2077 45−50
+0%
45−50
+0%
Dota 2 94
+0%
94
+0%
Far Cry 5 66
+0%
66
+0%
Fortnite 90
+0%
90
+0%
Forza Horizon 4 85−90
+0%
85−90
+0%
Forza Horizon 5 65−70
+0%
65−70
+0%
Grand Theft Auto V 87
+0%
87
+0%
Metro Exodus 48
+0%
48
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 80−85
+0%
80−85
+0%
The Witcher 3: Wild Hunt 92
+0%
92
+0%
Valorant 150−160
+0%
150−160
+0%

Full HD
Ultra Preset

Battlefield 5 73
+0%
73
+0%
Cyberpunk 2077 45−50
+0%
45−50
+0%
Dota 2 86
+0%
86
+0%
Far Cry 5 62
+0%
62
+0%
Forza Horizon 4 85−90
+0%
85−90
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 80−85
+0%
80−85
+0%
The Witcher 3: Wild Hunt 51
+0%
51
+0%
Valorant 93
+0%
93
+0%

Full HD
Epic Preset

Fortnite 79
+0%
79
+0%

1440p
High Preset

Counter-Strike 2 45−50
+0%
45−50
+0%
Counter-Strike: Global Offensive 150−160
+0%
150−160
+0%
Grand Theft Auto V 35−40
+0%
35−40
+0%
Metro Exodus 27−30
+0%
27−30
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 190−200
+0%
190−200
+0%

1440p
Ultra Preset

Battlefield 5 60−65
+0%
60−65
+0%
Cyberpunk 2077 21−24
+0%
21−24
+0%
Far Cry 5 45−50
+0%
45−50
+0%
Forza Horizon 4 55−60
+0%
55−60
+0%
The Witcher 3: Wild Hunt 35−40
+0%
35−40
+0%

1440p
Epic Preset

Fortnite 50−55
+0%
50−55
+0%

4K
High Preset

Atomic Heart 16−18
+0%
16−18
+0%
Counter-Strike 2 20−22
+0%
20−22
+0%
Grand Theft Auto V 35−40
+0%
35−40
+0%
Metro Exodus 18−20
+0%
18−20
+0%
The Witcher 3: Wild Hunt 31
+0%
31
+0%
Valorant 120−130
+0%
120−130
+0%

4K
Ultra Preset

Battlefield 5 38
+0%
38
+0%
Counter-Strike 2 20−22
+0%
20−22
+0%
Cyberpunk 2077 9−10
+0%
9−10
+0%
Dota 2 70−75
+0%
70−75
+0%
Far Cry 5 30
+0%
30
+0%
Forza Horizon 4 35−40
+0%
35−40
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 21−24
+0%
21−24
+0%

4K
Epic Preset

Fortnite 21−24
+0%
21−24
+0%

This is how GT 640 and GTX 1660 Ti Max-Q compete in popular games:

  • GTX 1660 Ti Max-Q is 690% faster in 1080p
  • GTX 1660 Ti Max-Q is 725% faster in 4K

All in all, in popular games:

  • there's a draw in 63 tests (100%)

Pros & cons summary

Performance score 2.62 19.71
Recency 5 June 2012 23 April 2019
Maximum RAM amount 2 GB 6 GB
Chip lithography 28 nm 12 nm
Power consumption (TDP) 65 Watt 60 Watt

GTX 1660 Ti Max-Q has a 652.3% higher aggregate performance score, an age advantage of 6 years, a 200% higher maximum VRAM amount, a 133.3% more advanced lithography process, and 8.3% lower power consumption.

The GeForce GTX 1660 Ti Max-Q is our recommended choice as it beats the GeForce GT 640 in performance tests.

Be aware that GeForce GT 640 is a desktop card while GeForce GTX 1660 Ti Max-Q is a notebook one.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.

NVIDIA GeForce GT 640
GeForce GT 640
NVIDIA GeForce GTX 1660 Ti Max-Q
GeForce GTX 1660 Ti Max-Q
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Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

GT 640 GeForce GT 640
vs
ATI HD 5750 Radeon HD 5750
GTX 1660 Ti Max-Q GeForce GTX 1660 Ti Max-Q
vs
RX 5600M Radeon RX 5600M
GT 640 GeForce GT 640
vs
R7 512 Cores (Kaveri Desktop) Radeon R7 512 Cores (Kaveri Desktop)
ATI Xpress 200 IGP Radeon Xpress 200 IGP
vs
GT 640 640
7025 + nForce 630a GeForce 7025 + nForce 630a
vs
GT 640 640
HD Graphics P4600 HD Graphics P4600
vs
GT 640 640
Volari 8600 XT
vs
GT 640 640
Radeon 550 Radeon 550
vs
GT 640 640
RX 5770 AMD RX 5770
vs
GT 640 640
GTX 1060 8 GB GDDR5X NVIDIA GTX 1060 8 GB GDDR5X
vs
GT 640 640
Radeon 625 Radeon 625
vs
GT 640 640
Xe DG1 (iDG1LP) Mobile Intel DG1 (iDG1LP) Mobile
vs
GT 640 640
RX Vega 2 AMD RX Vega 2
vs
GT 640 640

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.

3.4 1629 votes

Rate GeForce GT 640 on a scale of 1 to 5:

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4.3 567 votes

Rate GeForce GTX 1660 Ti Max-Q on a scale of 1 to 5:

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Questions & comments

Here you can give us your opinion about GeForce GT 640 or GeForce GTX 1660 Ti Max-Q, agree or disagree with our ratings, or report errors or inaccuracies on the site.