GeForce RTX 4090 D vs GTX 1660 Ti Mobile

Place in the ranking	197	13
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	100.00	13.85
Power efficiency	24.93	12.11
Architecture	Turing (2018−2022)	Ada Lovelace (2022−2024)
GPU code name	TU116	AD102
Market segment	Laptop	Desktop
Release date	23 April 2019 (5 years ago)	28 December 2023 (1 year ago)
Launch price (MSRP)	$229	$1,599

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GTX 1660 Ti Mobile has 622% better value for money than RTX 4090 D.

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	1536	14592
Core clock speed	1455 MHz	2280 MHz
Boost clock speed	1590 MHz	2520 MHz
Number of transistors	6,600 million	76,300 million
Manufacturing process technology	12 nm	5 nm
Power consumption (TDP)	80 Watt	425 Watt
Texture fill rate	152.6	1,149
Floating-point processing power	4.884 TFLOPS	73.54 TFLOPS
ROPs	48	176
TMUs	96	456
Tensor Cores	no data	456
Ray Tracing Cores	no data	114

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
Interface	PCIe 3.0 x16	PCIe 4.0 x16
Length	no data	304 mm
Width	no data	3-slot
Supplementary power connectors	no data	1x 16-pin

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	GDDR6	GDDR6X
Maximum RAM amount	6 GB	24 GB
Memory bus width	192 Bit	384 Bit
Memory clock speed	1500 MHz	1313 MHz
Memory bandwidth	288.0 GB/s	1,008 GB/s
Shared memory	-	-

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	1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI	-	+

API compatibility

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

DirectX	12 (12_1)	12 Ultimate (12_2)
Shader Model	6.5	6.7
OpenGL	4.6	4.6
OpenCL	1.2	3.0
Vulkan	1.2.131	1.3
CUDA	7.5	8.9

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 HD	89 −147%	220−230 +147%
1440p	57 −146%	140−150 +146%
4K	36 −150%	90−95 +150%

Cost per frame, $

1080p	2.57 +182%	7.27 −182%
1440p	4.02 +184%	11.42 −184%
4K	6.36 +179%	17.77 −179%

GTX 1660 Ti Mobile has 182% lower cost per frame in 1080p
GTX 1660 Ti Mobile has 184% lower cost per frame in 1440p
GTX 1660 Ti Mobile has 179% lower cost per frame in 4K

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	63 −154%	160−170 +154%
Cyberpunk 2077	86 −156%	220−230 +156%
Elden Ring	95−100 −158%	250−260 +158%

Full HD
Medium Preset

Battlefield 5	89 −147%	220−230 +147%
Counter-Strike 2	54 −141%	130−140 +141%
Cyberpunk 2077	63 −154%	160−170 +154%
Forza Horizon 4	147 −138%	350−400 +138%
Metro Exodus	88 −150%	220−230 +150%
Red Dead Redemption 2	99 −153%	250−260 +153%
Valorant	148 −136%	350−400 +136%

Full HD
High Preset

Battlefield 5	112 −150%	280−290 +150%
Counter-Strike 2	49 −145%	120−130 +145%
Cyberpunk 2077	50 −140%	120−130 +140%
Dota 2	111 −152%	280−290 +152%
Elden Ring	102 −155%	260−270 +155%
Far Cry 5	75 −153%	190−200 +153%
Fortnite	130−140 −152%	350−400 +152%
Forza Horizon 4	118 −154%	300−310 +154%
Grand Theft Auto V	105 −157%	270−280 +157%
Metro Exodus	63 −154%	160−170 +154%
PLAYERUNKNOWN'S BATTLEGROUNDS	232 −137%	550−600 +137%
Red Dead Redemption 2	41 −144%	100−105 +144%
The Witcher 3: Wild Hunt	95−100 −150%	240−250 +150%
Valorant	71 −154%	180−190 +154%
World of Tanks	270−280 −140%	650−700 +140%

Full HD
Ultra Preset

Battlefield 5	78 −156%	200−210 +156%
Counter-Strike 2	55−60 −150%	140−150 +150%
Cyberpunk 2077	45 −144%	110−120 +144%
Dota 2	116 −150%	290−300 +150%
Far Cry 5	119 −152%	300−310 +152%
Forza Horizon 4	101 −157%	260−270 +157%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 −133%	400−450 +133%
Valorant	125 −140%	300−310 +140%

1440p
High Preset

Dota 2	50−55 −140%	120−130 +140%
Elden Ring	54 −141%	130−140 +141%
Grand Theft Auto V	50−55 −155%	130−140 +155%
PLAYERUNKNOWN'S BATTLEGROUNDS	170−180 −157%	450−500 +157%
Red Dead Redemption 2	26 −150%	65−70 +150%
World of Tanks	180−190 −139%	450−500 +139%

1440p
Ultra Preset

Battlefield 5	55 −155%	140−150 +155%
Counter-Strike 2	24−27 −150%	65−70 +150%
Cyberpunk 2077	25 −140%	60−65 +140%
Far Cry 5	85−90 −150%	220−230 +150%
Forza Horizon 4	75−80 −153%	200−210 +153%
Metro Exodus	60 −150%	150−160 +150%
The Witcher 3: Wild Hunt	45−50 −144%	110−120 +144%
Valorant	81 −147%	200−210 +147%

4K
High Preset

Counter-Strike 2	27−30 −141%	65−70 +141%
Dota 2	50−55 −150%	130−140 +150%
Elden Ring	26 −150%	65−70 +150%
Grand Theft Auto V	50−55 −150%	130−140 +150%
Metro Exodus	19 −137%	45−50 +137%
PLAYERUNKNOWN'S BATTLEGROUNDS	90 −156%	230−240 +156%
Red Dead Redemption 2	17 −135%	40−45 +135%
The Witcher 3: Wild Hunt	50−55 −150%	130−140 +150%

4K
Ultra Preset

Battlefield 5	27 −141%	65−70 +141%
Counter-Strike 2	27−30 −141%	65−70 +141%
Cyberpunk 2077	10 −140%	24−27 +140%
Dota 2	85 −147%	210−220 +147%
Far Cry 5	35−40 −156%	100−105 +156%
Fortnite	37 −157%	95−100 +157%
Forza Horizon 4	45−50 −144%	110−120 +144%
Valorant	39 −156%	100−105 +156%

This is how GTX 1660 Ti Mobile and RTX 4090 D compete in popular games:

RTX 4090 D is 147% faster in 1080p
RTX 4090 D is 146% faster in 1440p
RTX 4090 D is 150% faster in 4K

Pros & cons summary

Performance score	28.90	74.61
Recency	23 April 2019	28 December 2023
Maximum RAM amount	6 GB	24 GB
Chip lithography	12 nm	5 nm
Power consumption (TDP)	80 Watt	425 Watt

GTX 1660 Ti Mobile has 431.3% lower power consumption.

RTX 4090 D, on the other hand, has a 158.2% higher aggregate performance score, an age advantage of 4 years, a 300% higher maximum VRAM amount, and a 140% more advanced lithography process.

The GeForce RTX 4090 D is our recommended choice as it beats the GeForce GTX 1660 Ti Mobile in performance tests.

Be aware that GeForce GTX 1660 Ti Mobile is a notebook card while GeForce RTX 4090 D is a desktop one.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.