GeForce GTX 660M vs Radeon Pro 555X
Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660M and Radeon Pro 555X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 660M and Radeon Pro 555X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
GeForce GTX 660M and Radeon Pro 555X are Laptop Graphics Cards
Note: GeForce GTX 660M and Radeon Pro 555X are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 660M or Radeon Pro 555X here:
Main Specs
GeForce GTX 660M
Radeon Pro 555X
Power consumption (TDP)
50 Watt
75 Watt
Interface
MXM-B (3.0)
PCIe 3.0 x8
Supplementary power connectors
None
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
No outputs
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Radeon Pro 555X has 50% more power consumption, than GeForce GTX 660M.
GeForce GTX 660M is connected by MXM-B (3.0), and Radeon Pro 555X uses PCIe 3.0 x8 interface.
GeForce GTX 660M and Radeon Pro 555X have maximum RAM of 2 GB.
GeForce GTX 660M is used in Laptops, and Radeon Pro 555X - in Mobile workstations.
GeForce GTX 660M is build with Kepler architecture, and Radeon Pro 555X - with Polaris.
Core clock speed of Radeon Pro 555X is 20 MHz higher, than GeForce GTX 660M.
GeForce GTX 660M is manufactured by 28 nm process technology, and Radeon Pro 555X - by 14 nm process technology.
Memory clock speed of Radeon Pro 555X is 3080 MHz higher, than GeForce GTX 660M.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
6−7
16−18
ultra / 1080p
4−5
10−11
QHD / 1440p
0−1
4−5
4K / 2160p
−
4−5
low / 720p
16−18
30−35
medium / 1080p
8−9
21−24
The average gaming FPS of Radeon Pro 555X in Assassin's Creed Odyssey is 122% more, than GeForce GTX 660M.
high / 1080p
12−14
24−27
ultra / 1080p
10−11
21−24
QHD / 1440p
0−1
10−11
4K / 2160p
−
6−7
low / 720p
24−27
55−60
medium / 1080p
12−14
30−33
The average gaming FPS of Radeon Pro 555X in Battlefield 5 is 126% more, than GeForce GTX 660M.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce GTX 660M and Radeon Pro 555X have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
220−230
medium / 768p
110−120
190−200
ultra / 1080p
50−55
100−110
QHD / 1440p
27−30
60−65
4K / 2160p
27−30
30−35
high / 768p
80−85
150−160
The average gaming FPS of Radeon Pro 555X in Counter-Strike: Global Offensive is 76% more, than GeForce GTX 660M.
low / 768p
55−60
55−60
ultra / 1080p
18−20
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon Pro 555X in Cyberpunk 2077 is 19% more, than GeForce GTX 660M.
low / 768p
80−85
110−120
medium / 768p
55−60
95−100
ultra / 1080p
30−35
65−70
The average gaming FPS of Radeon Pro 555X in Dota 2 is 63% more, than GeForce GTX 660M.
high / 1080p
8−9
20−22
ultra / 1080p
7−8
18−20
QHD / 1440p
−
16−18
4K / 2160p
3−4
6−7
low / 720p
18−20
40−45
medium / 1080p
8−9
21−24
The average gaming FPS of Radeon Pro 555X in Far Cry 5 is 144% more, than GeForce GTX 660M.
high / 1080p
14−16
27−30
ultra / 1080p
10−11
21−24
QHD / 1440p
−
16−18
low / 720p
60−65
100−110
medium / 1080p
21−24
55−60
The average gaming FPS of Radeon Pro 555X in Fortnite is 96% more, than GeForce GTX 660M.
high / 1080p
12−14
27−30
ultra / 1080p
10−12
21−24
QHD / 1440p
1−2
10−11
4K / 2160p
−
10−11
low / 720p
24−27
55−60
medium / 1080p
14−16
30−35
The average gaming FPS of Radeon Pro 555X in Forza Horizon 4 is 130% more, than GeForce GTX 660M.
low / 768p
50−55
90−95
medium / 768p
45−50
80−85
high / 1080p
12−14
30−35
ultra / 1080p
6−7
12−14
QHD / 1440p
0−1
4−5
The average gaming FPS of Radeon Pro 555X in Grand Theft Auto V is 89% more, than GeForce GTX 660M.
high / 1080p
4−5
10−11
ultra / 1080p
3−4
8−9
4K / 2160p
0−1
3−4
low / 720p
12−14
30−35
medium / 1080p
6−7
14−16
The average gaming FPS of Radeon Pro 555X in Metro Exodus is 166% more, than GeForce GTX 660M.
low / 768p
95−100
110−120
high / 1080p
90−95
−
ultra / 1080p
80−85
−
medium / 1080p
90−95
100−110
The average gaming FPS of Radeon Pro 555X in Minecraft is 15% more, than GeForce GTX 660M.
high / 1080p
16−18
24−27
ultra / 1080p
14−16
18−20
low / 720p
30−35
60−65
medium / 1080p
18−20
24−27
The average gaming FPS of Radeon Pro 555X in PLAYERUNKNOWN'S BATTLEGROUNDS is 65% more, than GeForce GTX 660M.
high / 1080p
−
14−16
ultra / 1080p
7−8
10−11
QHD / 1440p
0−1
0−1
low / 720p
12−14
30−35
medium / 1080p
10−12
18−20
The average gaming FPS of Radeon Pro 555X in Red Dead Redemption 2 is 100% more, than GeForce GTX 660M.
low / 768p
24−27
60−65
medium / 768p
16−18
35−40
high / 1080p
9−10
21−24
ultra / 1080p
6−7
12−14
4K / 2160p
6−7
8−9
The average gaming FPS of Radeon Pro 555X in The Witcher 3: Wild Hunt is 115% more, than GeForce GTX 660M.
low / 768p
85−90
100−110
medium / 768p
45−50
60−65
ultra / 1080p
18−20
35−40
high / 768p
35−40
55−60
The average gaming FPS of Radeon Pro 555X in World of Tanks is 38% more, than GeForce GTX 660M.
Full Specs
GeForce GTX 660M
Radeon Pro 555X
Architecture
Kepler
Polaris
Code name
N13E-GE
Polaris 21
Type
Laptop
Mobile workstation
Release date
22 March 2012
5 June 2017
Pipelines
384
768
Core clock speed
835 MHz
855 MHz
Boost Clock
950 MHz
Transistor count
1,270 million
3,000 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
30.4 billion/sec
43.54
Floating-point performance
729.6 gflops
Memory bus width
128bit
128 Bit
Memory clock speed
2000 MHz
5080 MHz
Memory bandwidth
64.0 GB/s
81.6 GB/s
Shared memory
-
-
DirectX
12 API
12 (12_0)
Shader Model
5.1
6.4
OpenGL
4.5
4.6
OpenCL
1.1
2.0
Vulkan
1.1.126
1.2.131
CUDA
+
FreeSync
+
CUDA cores
384
Bus support
PCI Express 2.0, PCI Express 3.0
SLI options
+
HDMI
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
Bitcoin / BTC (SHA256)
36 Mh/s
Laptop size
large
large
Optimus
+
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