GeForce GTX 660M Mac Edition vs GTX 670MX

Place in the ranking	626	968
Place by popularity	not in top-100	not in top-100
Power efficiency	4.67	2.15
Architecture	Kepler (2012−2018)	Kepler (2012−2018)
GPU code name	GK104	GK107
Market segment	Laptop	Laptop
Release date	1 October 2012 (12 years ago)	1 April 2013 (11 years ago)

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	960	384
Core clock speed	600 MHz	950 MHz
Number of transistors	3,540 million	1,270 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	75 Watt	50 Watt
Texture fill rate	48.08	30.40
Floating-point processing power	1.154 TFLOPS	0.7296 TFLOPS
ROPs	24	16
TMUs	80	32

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

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	GDDR5
Maximum RAM amount	3 GB	512 MB
Memory bus width	192 Bit	128 Bit
Memory clock speed	1400 MHz	1250 MHz
Memory bandwidth	67.2 GB/s	80 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	No outputs
HDMI	+	-
HDCP	+	-
Maximum VGA resolution	Up to 2048x1536	no data

Supported technologies

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

Optimus

API compatibility

List of supported 3D 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	1.1.126	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:

Full HD

39
+290%

10−12

−290%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

8−9
+300%

2−3

−300%

Full HD
Medium Preset

Assassin's Creed Odyssey	14−16 +250%	4−5 −250%
Assassin's Creed Valhalla	5−6 +400%	1−2 −400%
Battlefield 5	12−14 +333%	3−4 −333%
Call of Duty: Modern Warfare	10−12 +267%	3−4 −267%
Cyberpunk 2077	8−9 +300%	2−3 −300%
Far Cry 5	10−12 +267%	3−4 −267%
Far Cry New Dawn	14−16 +250%	4−5 −250%
Forza Horizon 4	30−35 +256%	9−10 −256%
Hitman 3	10−12 +267%	3−4 −267%
Horizon Zero Dawn	30−35 +256%	9−10 −256%
Metro Exodus	12−14 +300%	3−4 −300%
Red Dead Redemption 2	12−14 +333%	3−4 −333%
Shadow of the Tomb Raider	18−20 +260%	5−6 −260%
Watch Dogs: Legion	45−50 +229%	14−16 −229%

Full HD
High Preset

Assassin's Creed Odyssey	14−16 +250%	4−5 −250%
Assassin's Creed Valhalla	5−6 +400%	1−2 −400%
Battlefield 5	12−14 +333%	3−4 −333%
Call of Duty: Modern Warfare	10−12 +267%	3−4 −267%
Cyberpunk 2077	8−9 +300%	2−3 −300%
Far Cry 5	10−12 +267%	3−4 −267%
Far Cry New Dawn	14−16 +250%	4−5 −250%
Forza Horizon 4	30−35 +256%	9−10 −256%
Hitman 3	10−12 +267%	3−4 −267%
Horizon Zero Dawn	30−35 +256%	9−10 −256%
Metro Exodus	12−14 +300%	3−4 −300%
Red Dead Redemption 2	12−14 +333%	3−4 −333%
Shadow of the Tomb Raider	18−20 +260%	5−6 −260%
The Witcher 3: Wild Hunt	18−20 +260%	5−6 −260%
Watch Dogs: Legion	45−50 +229%	14−16 −229%

Full HD
Ultra Preset

Assassin's Creed Odyssey	14−16 +250%	4−5 −250%
Assassin's Creed Valhalla	5−6 +400%	1−2 −400%
Call of Duty: Modern Warfare	10−12 +267%	3−4 −267%
Cyberpunk 2077	8−9 +300%	2−3 −300%
Far Cry 5	10−12 +267%	3−4 −267%
Forza Horizon 4	30−35 +256%	9−10 −256%
Hitman 3	10−12 +267%	3−4 −267%
Horizon Zero Dawn	30−35 +256%	9−10 −256%
Shadow of the Tomb Raider	18−20 +260%	5−6 −260%
The Witcher 3: Wild Hunt	18−20 +260%	5−6 −260%
Watch Dogs: Legion	45−50 +229%	14−16 −229%

Full HD
Epic Preset

Red Dead Redemption 2

12−14

+333%

3−4
−333%

1440p
High Preset

Battlefield 5	9−10 +350%	2−3 −350%
Far Cry New Dawn	8−9 +300%	2−3 −300%

1440p
Ultra Preset

Assassin's Creed Odyssey	5−6 +400%	1−2 −400%
Call of Duty: Modern Warfare	4−5 +300%	1−2 −300%
Cyberpunk 2077	2−3	0−1
Far Cry 5	6−7 +500%	1−2 −500%
Forza Horizon 4	10−12 +267%	3−4 −267%
Hitman 3	9−10 +350%	2−3 −350%
Horizon Zero Dawn	10−12 +267%	3−4 −267%
Metro Exodus	2−3	0−1
The Witcher 3: Wild Hunt	4−5 +300%	1−2 −300%
Watch Dogs: Legion	30−35 +256%	9−10 −256%

1440p
Epic Preset

Red Dead Redemption 2

9−10
+350%

2−3

−350%

4K
High Preset

Battlefield 5	4−5 +300%	1−2 −300%
Far Cry New Dawn	3−4	0−1
Hitman 3	1−2	0−1
Horizon Zero Dawn	7−8 +250%	2−3 −250%
Metro Exodus	2−3	0−1
The Witcher 3: Wild Hunt	1−2	0−1

4K
Ultra Preset

Assassin's Creed Odyssey	3−4	0−1
Assassin's Creed Valhalla	2−3	0−1
Call of Duty: Modern Warfare	2−3	0−1
Cyberpunk 2077	0−1	0−1
Far Cry 5	2−3	0−1
Forza Horizon 4	4−5 +300%	1−2 −300%
Watch Dogs: Legion	1−2	0−1