GeForce GTX 1660 Ti Max-Q vs Radeon Pro 555X

Place in the ranking	501	243
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	68.65
Power efficiency	7.80	26.56
Architecture	GCN 4.0 (2016−2020)	Turing (2018−2022)
GPU code name	Polaris 21	TU116
Market segment	Mobile workstation	Laptop
Release date	16 July 2018 (6 years ago)	23 April 2019 (5 years ago)
Launch price (MSRP)	no data	$229

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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	768	1536
Core clock speed	907 MHz	1140 MHz
Boost clock speed	no data	1335 MHz
Number of transistors	3,000 million	6,600 million
Manufacturing process technology	14 nm	12 nm
Power consumption (TDP)	75 Watt	60 Watt
Texture fill rate	43.54	128.2
Floating-point processing power	1.393 TFLOPS	4.101 TFLOPS
ROPs	16	48
TMUs	48	96

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	large	medium sized
Interface	PCIe 3.0 x8	PCIe 3.0 x16
Supplementary power connectors	None	None

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	GDDR5	GDDR6
Maximum RAM amount	4 GB	6 GB
Memory bus width	128 Bit	192 Bit
Memory clock speed	1275 MHz	1500 MHz
Memory bandwidth	81.6 GB/s	288.0 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

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync

API compatibility

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

DirectX	12 (12_0)	12 (12_1)
Shader Model	6.4	6.5
OpenGL	4.6	4.6
OpenCL	2.0	1.2
Vulkan	1.2.131	1.2.131
CUDA	-	7.5

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pro 555X 8.39

GTX 1660 Ti Max-Q 22.85
+172%

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.

Pro 555X 3235

GTX 1660 Ti Max-Q 8814
+172%

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	27−30 −185%	77 +185%
4K	12−14 −183%	34 +183%

Cost per frame, $

1080p	no data	2.97
4K	no data	6.74

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

12−14

−185%

35−40
+185%

Full HD
Medium Preset

Assassin's Creed Odyssey	21−24 −167%	56 +167%
Assassin's Creed Valhalla	12−14 −225%	35−40 +225%
Battlefield 5	24−27 −252%	88 +252%
Call of Duty: Modern Warfare	16−18 −312%	70 +312%
Cyberpunk 2077	12−14 −185%	35−40 +185%
Far Cry 5	18−20 −384%	92 +384%
Far Cry New Dawn	21−24 −161%	60−65 +161%
Forza Horizon 4	55−60 −145%	130−140 +145%
Hitman 3	16−18 −181%	45−50 +181%
Horizon Zero Dawn	45−50 −123%	100−110 +123%
Metro Exodus	24−27 −380%	120 +380%
Red Dead Redemption 2	21−24 −300%	92 +300%
Shadow of the Tomb Raider	27−30 −175%	75−80 +175%
Watch Dogs: Legion	55−60 −69%	95−100 +69%

Full HD
High Preset

Assassin's Creed Odyssey	21−24 −138%	50−55 +138%
Assassin's Creed Valhalla	12−14 −225%	35−40 +225%
Battlefield 5	24−27 −236%	84 +236%
Call of Duty: Modern Warfare	16−18 −288%	66 +288%
Cyberpunk 2077	12−14 −185%	35−40 +185%
Far Cry 5	18−20 −305%	77 +305%
Far Cry New Dawn	21−24 −161%	60−65 +161%
Forza Horizon 4	55−60 −145%	130−140 +145%
Hitman 3	16−18 −181%	45−50 +181%
Horizon Zero Dawn	45−50 −123%	100−110 +123%
Metro Exodus	24−27 −280%	95 +280%
Red Dead Redemption 2	21−24 −222%	74 +222%
Shadow of the Tomb Raider	27−30 −175%	75−80 +175%
The Witcher 3: Wild Hunt	24−27 −108%	50−55 +108%
Watch Dogs: Legion	55−60 −69%	95−100 +69%

Full HD
Ultra Preset

Assassin's Creed Odyssey	21−24 −100%	42 +100%
Assassin's Creed Valhalla	12−14 −225%	35−40 +225%
Call of Duty: Modern Warfare	16−18 −194%	50 +194%
Cyberpunk 2077	12−14 −185%	35−40 +185%
Far Cry 5	18−20 −184%	54 +184%
Forza Horizon 4	55−60 −145%	130−140 +145%
Hitman 3	16−18 −181%	45−50 +181%
Horizon Zero Dawn	45−50 −64.6%	79 +64.6%
Shadow of the Tomb Raider	27−30 −175%	75−80 +175%
The Witcher 3: Wild Hunt	24−27 −113%	51 +113%
Watch Dogs: Legion	55−60 −69%	95−100 +69%

Full HD
Epic Preset

Red Dead Redemption 2

21−24

−213%

72
+213%

1440p
High Preset

Battlefield 5	16−18 −169%	40−45 +169%
Far Cry New Dawn	12−14 −169%	35−40 +169%

1440p
Ultra Preset

Assassin's Creed Odyssey	8−9 −200%	24−27 +200%
Assassin's Creed Valhalla	4−5 −450%	21−24 +450%
Call of Duty: Modern Warfare	8−9 −225%	24−27 +225%
Cyberpunk 2077	4−5 −250%	14−16 +250%
Far Cry 5	10−11 −160%	24−27 +160%
Forza Horizon 4	30−35 −282%	130−140 +282%
Hitman 3	12−14 −125%	27−30 +125%
Horizon Zero Dawn	18−20 −161%	45−50 +161%
Metro Exodus	10−12 −291%	40−45 +291%
Shadow of the Tomb Raider	8−9 −513%	45−50 +513%
The Witcher 3: Wild Hunt	8−9 −238%	27−30 +238%
Watch Dogs: Legion	50−55 −147%	130−140 +147%

1440p
Epic Preset

Red Dead Redemption 2

14−16

−171%

35−40
+171%

4K
High Preset

Battlefield 5	7−8 −214%	21−24 +214%
Far Cry New Dawn	6−7 −200%	18−20 +200%
Hitman 3	4−5 −350%	18−20 +350%
Horizon Zero Dawn	30−35 −269%	110−120 +269%
Metro Exodus	6−7 −317%	24−27 +317%
The Witcher 3: Wild Hunt	5−6 −520%	31 +520%

4K
Ultra Preset

Assassin's Creed Odyssey	5−6 −180%	14−16 +180%
Assassin's Creed Valhalla	4−5 −200%	12−14 +200%
Call of Duty: Modern Warfare	4−5 −225%	12−14 +225%
Cyberpunk 2077	1−2 −400%	5−6 +400%
Far Cry 5	4−5 −225%	12−14 +225%
Forza Horizon 4	10−11 −210%	30−35 +210%
Shadow of the Tomb Raider	4−5 −575%	27−30 +575%
Watch Dogs: Legion	3−4 −233%	10−11 +233%

4K
Epic Preset

Red Dead Redemption 2

8−9

−150%

20−22
+150%

This is how Pro 555X and GTX 1660 Ti Max-Q compete in popular games:

GTX 1660 Ti Max-Q is 185% faster in 1080p
GTX 1660 Ti Max-Q is 183% faster in 4K

Here's the range of performance differences observed across popular games:

in Shadow of the Tomb Raider, with 4K resolution and the Ultra Preset, the GTX 1660 Ti Max-Q is 575% faster.

All in all, in popular games:

Without exception, GTX 1660 Ti Max-Q surpassed Pro 555X in all 72 of our tests.

Pros & cons summary

Performance score	8.39	22.85
Recency	16 July 2018	23 April 2019
Maximum RAM amount	4 GB	6 GB
Chip lithography	14 nm	12 nm
Power consumption (TDP)	75 Watt	60 Watt

GTX 1660 Ti Max-Q has a 172.3% higher aggregate performance score, an age advantage of 9 months, a 50% higher maximum VRAM amount, a 16.7% more advanced lithography process, and 25% lower power consumption.

The GeForce GTX 1660 Ti Max-Q is our recommended choice as it beats the Radeon Pro 555X in performance tests.

Be aware that Radeon Pro 555X is a mobile workstation card while GeForce GTX 1660 Ti Max-Q is a mobile workstation one.

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