GeForce GTX 660M Mac Edition vs GT 555M

Place in performance ranking	890	923
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.10	0.04
Architecture	Fermi (2010−2014)	Kepler (2012−2018)
GPU code name	N12E-GE-B	GK107
Market segment	Laptop	Desktop
Release date	6 January 2011 (13 years ago)	1 April 2013 (11 years ago)
Current price	$310	$149

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GT 555M has 150% better value for money than GTX 660M Mac Edition.

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	144	384
CUDA cores	Up to 144	no data
Core clock speed	Up to 753 MHz	950 MHz
Boost clock speed	753 MHz	no data
Number of transistors	1,170 million	1,270 million
Manufacturing process technology	40 nm	28 nm
Power consumption (TDP)	35 Watt	50 Watt
Texture fill rate	Up to 16.2 billion/sec	30.40
Floating-point performance	388.8 gflops	729.6 gflops

Form factor & compatibility

Information on GeForce GT 555M and GeForce GTX 660M Mac Edition compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop size	large	no data
Bus support	PCI Express 2.0	no data
Interface	PCIe 2.0 x16	MXM-B (3.0)
Width	no data	MXM Module
Supplementary power connectors	no data	None
SLI options	+	no data

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\DDR5	GDDR5
Maximum RAM amount	3 GB	512 MB
Memory bus width	Up to 192 bit/128 Bit	128 Bit
Memory clock speed	Up to 1569 MHz	5000 MHz
Memory bandwidth	Up to 50.2 GB/s	80 GB/s
Shared memory	-	no 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 Connectors

No outputs

Supported technologies

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

3D Blu-Ray	+	no data
3D Gaming	+	no data
Optimus	+	no data

API compatibility

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

DirectX	12 API	12 (11_0)
Shader Model	5.1	5.1
OpenGL	4.5	4.6
OpenCL	1.1	1.2
Vulkan	N/A	1.1.126
CUDA	+	3.0

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	19 +18.8%	16−18 −18.8%
Full HD	25 +19%	21−24 −19%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

4−5
+33.3%

3−4

−33.3%

Full HD
Medium Preset

Assassin's Creed Odyssey	1−2	0−1
Battlefield 5	1−2	0−1
Call of Duty: Modern Warfare	10−11 +11.1%	9−10 −11.1%
Cyberpunk 2077	4−5 +33.3%	3−4 −33.3%
Far Cry 5	1−2	0−1
Forza Horizon 4	2−3 +100%	1−2 −100%
Hitman 3	2−3 +100%	1−2 −100%
Horizon Zero Dawn	2−3 +100%	1−2 −100%
Red Dead Redemption 2	4−5 +33.3%	3−4 −33.3%
Shadow of the Tomb Raider	8−9 +14.3%	7−8 −14.3%

Full HD
High Preset

Assassin's Creed Odyssey	1−2	0−1
Battlefield 5	1−2	0−1
Call of Duty: Modern Warfare	10−11 +11.1%	9−10 −11.1%
Cyberpunk 2077	4−5 +33.3%	3−4 −33.3%
Far Cry 5	1−2	0−1
Forza Horizon 4	2−3 +100%	1−2 −100%
Hitman 3	2−3 +100%	1−2 −100%
Horizon Zero Dawn	2−3 +100%	1−2 −100%
Metro Exodus	2−3 +100%	1−2 −100%
Red Dead Redemption 2	4−5 +33.3%	3−4 −33.3%
Shadow of the Tomb Raider	8−9 +14.3%	7−8 −14.3%
The Witcher 3: Wild Hunt	5−6 +25%	4−5 −25%

Full HD
Ultra Preset

Assassin's Creed Odyssey	1−2	0−1
Battlefield 5	1−2	0−1
Cyberpunk 2077	4−5 +33.3%	3−4 −33.3%
Far Cry 5	1−2	0−1
Forza Horizon 4	2−3 +100%	1−2 −100%
The Witcher 3: Wild Hunt	5−6 +25%	4−5 −25%

1440p
High Preset

Call of Duty: Modern Warfare	4−5 +33.3%	3−4 −33.3%
Hitman 3	4−5 +33.3%	3−4 −33.3%
Horizon Zero Dawn	8−9 +14.3%	7−8 −14.3%
Red Dead Redemption 2	0−1	0−1
Shadow of the Tomb Raider	5−6 +25%	4−5 −25%

1440p
Ultra Preset

Cyberpunk 2077	1−2	0−1
Far Cry 5	3−4 +50%	2−3 −50%
The Witcher 3: Wild Hunt	2−3 +100%	1−2 −100%

4K
High Preset

Call of Duty: Modern Warfare	2−3 +100%	1−2 −100%
Hitman 3	2−3 +100%	1−2 −100%
Horizon Zero Dawn	7−8 +16.7%	6−7 −16.7%
Red Dead Redemption 2	0−1	0−1

4K
Ultra Preset

Assassin's Creed Odyssey	0−1	0−1
Assassin's Creed Valhalla	0−1	0−1
Far Cry 5	3−4 +50%	2−3 −50%
Far Cry New Dawn	5−6 +25%	4−5 −25%

This is how GT 555M and GTX 660M Mac Edition compete in popular games:

GT 555M is 19% faster in 900p
GT 555M is 19% faster in 1080p

Pros & cons summary

Performance score	1.70	1.56
Recency	6 January 2011	1 April 2013
Maximum RAM amount	3 GB	512 MB
Chip lithography	40 nm	28 nm
Power consumption (TDP)	35 Watt	50 Watt