GeForce GTX 660M Mac Edition vs Radeon RX 5600 XT

Place in the ranking	141	961
Place by popularity	79	not in top-100
Cost-effectiveness evaluation	55.76	no data
Power efficiency	16.30	2.16
Architecture	RDNA 1.0 (2019−2020)	Kepler (2012−2018)
GPU code name	Navi 10	GK107
Market segment	Desktop	Laptop
Release date	21 January 2020 (4 years ago)	1 April 2013 (11 years ago)
Launch price (MSRP)	$279	no data

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	2304	384
Core clock speed	1130 MHz	950 MHz
Boost clock speed	1560 MHz	no data
Number of transistors	10,300 million	1,270 million
Manufacturing process technology	7 nm	28 nm
Power consumption (TDP)	150 Watt	50 Watt
Texture fill rate	224.6	30.40
Floating-point processing power	7.188 TFLOPS	0.7296 TFLOPS
ROPs	64	16
TMUs	144	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).

Interface	PCIe 4.0 x16	MXM-B (3.0)
Length	267 mm	no data
Width	2-slot	no data
Supplementary power connectors	1x 8-pin	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	GDDR6	GDDR5
Maximum RAM amount	6 GB	512 MB
Memory bus width	192 Bit	128 Bit
Memory clock speed	14000 MHz	1250 MHz
Memory bandwidth	288.0 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	1x HDMI, 3x DisplayPort	No outputs
HDMI	+	-

API compatibility

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

DirectX	12 (12_1)	12 (11_0)
Shader Model	6.5	5.1
OpenGL	4.6	4.6
OpenCL	2.0	1.2
Vulkan	1.2.131	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	108 +2600%	4−5 −2600%
1440p	63 +3050%	2−3 −3050%
4K	36 +3500%	1−2 −3500%

Cost per frame, $

1080p	2.58	no data
1440p	4.43	no data
4K	7.75	no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

83
+2667%

3−4

−2667%

Full HD
Medium Preset

Assassin's Creed Odyssey	75−80 +2433%	3−4 −2433%
Assassin's Creed Valhalla	92 +2200%	4−5 −2200%
Battlefield 5	110−120 +2180%	5−6 −2180%
Call of Duty: Modern Warfare	104 +2500%	4−5 −2500%
Cyberpunk 2077	74 +2367%	3−4 −2367%
Far Cry 5	75−80 +2500%	3−4 −2500%
Far Cry New Dawn	85−90 +2867%	3−4 −2867%
Forza Horizon 4	180−190 +2486%	7−8 −2486%
Hitman 3	83 +2667%	3−4 −2667%
Horizon Zero Dawn	275 +2192%	12−14 −2192%
Metro Exodus	144 +2300%	6−7 −2300%
Red Dead Redemption 2	112 +2700%	4−5 −2700%
Shadow of the Tomb Raider	120−130 +2440%	5−6 −2440%
Watch Dogs: Legion	262 +2520%	10−11 −2520%

Full HD
High Preset

Assassin's Creed Odyssey	173 +2371%	7−8 −2371%
Assassin's Creed Valhalla	76 +2433%	3−4 −2433%
Battlefield 5	110−120 +2180%	5−6 −2180%
Call of Duty: Modern Warfare	98 +2350%	4−5 −2350%
Cyberpunk 2077	63 +3050%	2−3 −3050%
Far Cry 5	75−80 +2500%	3−4 −2500%
Far Cry New Dawn	85−90 +2867%	3−4 −2867%
Forza Horizon 4	180−190 +2486%	7−8 −2486%
Hitman 3	83 +2667%	3−4 −2667%
Horizon Zero Dawn	272 +2167%	12−14 −2167%
Metro Exodus	140 +2233%	6−7 −2233%
Red Dead Redemption 2	94 +2250%	4−5 −2250%
Shadow of the Tomb Raider	158 +2533%	6−7 −2533%
The Witcher 3: Wild Hunt	70−75 +2367%	3−4 −2367%
Watch Dogs: Legion	248 +2380%	10−11 −2380%

Full HD
Ultra Preset

Assassin's Creed Odyssey	75−80 +2433%	3−4 −2433%
Assassin's Creed Valhalla	62 +3000%	2−3 −3000%
Call of Duty: Modern Warfare	79 +2533%	3−4 −2533%
Cyberpunk 2077	54 +2600%	2−3 −2600%
Far Cry 5	75−80 +2500%	3−4 −2500%
Forza Horizon 4	138 +2200%	6−7 −2200%
Hitman 3	77 +2467%	3−4 −2467%
Horizon Zero Dawn	115 +2200%	5−6 −2200%
Shadow of the Tomb Raider	141 +2250%	6−7 −2250%
The Witcher 3: Wild Hunt	84 +2700%	3−4 −2700%
Watch Dogs: Legion	35 +3400%	1−2 −3400%

Full HD
Epic Preset

Red Dead Redemption 2

88
+2833%

3−4

−2833%

1440p
High Preset

Battlefield 5	65−70 +3250%	2−3 −3250%
Far Cry New Dawn	50−55 +2600%	2−3 −2600%

1440p
Ultra Preset

Assassin's Creed Odyssey	35−40 +3700%	1−2 −3700%
Assassin's Creed Valhalla	45 +4400%	1−2 −4400%
Call of Duty: Modern Warfare	62 +3000%	2−3 −3000%
Cyberpunk 2077	30 +2900%	1−2 −2900%
Far Cry 5	40−45 +4000%	1−2 −4000%
Forza Horizon 4	200−210 +2425%	8−9 −2425%
Hitman 3	52 +2500%	2−3 −2500%
Horizon Zero Dawn	89 +2867%	3−4 −2867%
Metro Exodus	88 +2833%	3−4 −2833%
Shadow of the Tomb Raider	97 +2325%	4−5 −2325%
The Witcher 3: Wild Hunt	45−50 +2350%	2−3 −2350%
Watch Dogs: Legion	242 +2320%	10−11 −2320%

1440p
Epic Preset

Red Dead Redemption 2

69
+2200%

3−4

−2200%

4K
High Preset

Battlefield 5	35−40 +3400%	1−2 −3400%
Far Cry New Dawn	27−30 +2800%	1−2 −2800%
Hitman 3	36 +3500%	1−2 −3500%
Horizon Zero Dawn	107 +2575%	4−5 −2575%
Metro Exodus	51 +2450%	2−3 −2450%
The Witcher 3: Wild Hunt	46 +2200%	2−3 −2200%

4K
Ultra Preset

Assassin's Creed Odyssey	21−24 +2200%	1−2 −2200%
Assassin's Creed Valhalla	21	0−1
Call of Duty: Modern Warfare	37 +3600%	1−2 −3600%
Cyberpunk 2077	12	0−1
Far Cry 5	20−22	0−1
Forza Horizon 4	70 +2233%	3−4 −2233%
Shadow of the Tomb Raider	57 +2750%	2−3 −2750%
Watch Dogs: Legion	11	0−1

4K
Epic Preset

Red Dead Redemption 2

39
+3800%

1−2

−3800%

This is how RX 5600 XT and GTX 660M Mac Edition compete in popular games:

RX 5600 XT is 2600% faster in 1080p
RX 5600 XT is 3050% faster in 1440p
RX 5600 XT is 3500% faster in 4K

Pros & cons summary

Performance score	35.30	1.56
Recency	21 January 2020	1 April 2013
Maximum RAM amount	6 GB	512 MB
Chip lithography	7 nm	28 nm
Power consumption (TDP)	150 Watt	50 Watt

RX 5600 XT has a 2162.8% higher aggregate performance score, an age advantage of 6 years, a 1100% higher maximum VRAM amount, and a 300% more advanced lithography process.

GTX 660M Mac Edition, on the other hand, has 200% lower power consumption.

The Radeon RX 5600 XT is our recommended choice as it beats the GeForce GTX 660M Mac Edition in performance tests.

Be aware that Radeon RX 5600 XT is a desktop card while GeForce GTX 660M Mac Edition is a notebook one.

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