GeForce GTX 660 vs Radeon R9 M485X
When choosing between GeForce GTX 660 and Radeon R9 M485X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 660 and Radeon R9 M485X.
Radeon R9 M485X is a Laptop Graphics Card
Note: Radeon R9 M485X is only used in laptop graphics. It has 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 Radeon R9 M485X here:
Main Specs
GeForce GTX 660
Radeon R9 M485X
Power consumption (TDP)
140 Watt
250 Watt
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
One 6-pin
None
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
8 GB MB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Radeon R9 M485X has 78% more power consumption, than GeForce GTX 660.
GeForce GTX 660 is connected by PCIe 3.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
Radeon R9 M485X has 6 GB more memory, than GeForce GTX 660.
GeForce GTX 660 is used in Desktops, and Radeon R9 M485X - in Laptops.
GeForce GTX 660 is build with Kepler architecture, and Radeon R9 M485X - with GCN 3.
Core clock speed of GeForce GTX 660 is 257 MHz higher, than Radeon R9 M485X.
GeForce GTX 660 and Radeon R9 M485X are manufactured by 28 nm process technology.
Memory clock speed of Radeon R9 M485X is 4994 MHz higher, than GeForce GTX 660.
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
20−22
24−27
ultra / 1080p
12−14
14−16
QHD / 1440p
6−7
10−11
4K / 2160p
5−6
6−7
low / 720p
40−45
45−50
medium / 1080p
24−27
30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 15% more, than GeForce GTX 660.
high / 1080p
30−35
35−40
ultra / 1080p
27−30
30−35
QHD / 1440p
10−12
18−20
4K / 2160p
8−9
10−12
low / 720p
65−70
80−85
medium / 1080p
35−40
45−50
The average gaming FPS of Radeon R9 M485X in Battlefield 5 is 26% more, than GeForce GTX 660.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
GeForce GTX 660 and Radeon R9 M485X have the same average FPS in Call of Duty: Warzone.
low / 768p
230−240
240−250
medium / 768p
200−210
210−220
ultra / 1080p
120−130
140−150
QHD / 1440p
90−95
110−120
4K / 2160p
50−55
60−65
high / 768p
160−170
180−190
The average gaming FPS of Radeon R9 M485X in Counter-Strike: Global Offensive is 11% more, than GeForce GTX 660.
low / 768p
60−65
60−65
ultra / 1080p
50−55
−
medium / 1080p
55−60
55−60
GeForce GTX 660 and Radeon R9 M485X have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
120−130
medium / 768p
100−110
110−120
ultra / 1080p
80−85
90−95
The average gaming FPS of Radeon R9 M485X in Dota 2 is 5% more, than GeForce GTX 660.
high / 1080p
24−27
30−35
ultra / 1080p
21−24
27−30
QHD / 1440p
18−20
21−24
4K / 2160p
8−9
10−11
low / 720p
50−55
60−65
medium / 1080p
27−30
30−35
The average gaming FPS of Radeon R9 M485X in Far Cry 5 is 19% more, than GeForce GTX 660.
high / 1080p
30−35
40−45
ultra / 1080p
24−27
30−35
QHD / 1440p
16−18
18−20
low / 720p
120−130
140−150
medium / 1080p
70−75
85−90
The average gaming FPS of Radeon R9 M485X in Fortnite is 20% more, than GeForce GTX 660.
high / 1080p
30−35
40−45
ultra / 1080p
24−27
30−35
QHD / 1440p
14−16
18−20
4K / 2160p
12−14
16−18
low / 720p
65−70
80−85
medium / 1080p
35−40
45−50
The average gaming FPS of Radeon R9 M485X in Forza Horizon 4 is 29% more, than GeForce GTX 660.
low / 768p
100−110
110−120
medium / 768p
90−95
100−110
high / 1080p
40−45
50−55
ultra / 1080p
16−18
21−24
QHD / 1440p
7−8
10−12
The average gaming FPS of Radeon R9 M485X in Grand Theft Auto V is 17% more, than GeForce GTX 660.
high / 1080p
12−14
16−18
ultra / 1080p
10−11
12−14
QHD / 1440p
10−11
12−14
4K / 2160p
3−4
4−5
low / 720p
40−45
45−50
medium / 1080p
18−20
21−24
The average gaming FPS of Radeon R9 M485X in Metro Exodus is 18% more, than GeForce GTX 660.
low / 768p
120−130
120−130
medium / 1080p
110−120
110−120
GeForce GTX 660 and Radeon R9 M485X have the same average FPS in Minecraft.
ultra / 1080p
14−16
14−16
low / 720p
70−75
80−85
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon R9 M485X in PLAYERUNKNOWN'S BATTLEGROUNDS is 8% more, than GeForce GTX 660.
high / 1080p
14−16
18−20
ultra / 1080p
10−11
12−14
QHD / 1440p
1−2
4−5
4K / 2160p
1−2
3−4
low / 720p
35−40
45−50
medium / 1080p
21−24
24−27
The average gaming FPS of Radeon R9 M485X in Red Dead Redemption 2 is 28% more, than GeForce GTX 660.
low / 768p
70−75
90−95
medium / 768p
45−50
55−60
high / 1080p
24−27
30−35
ultra / 1080p
14−16
18−20
4K / 2160p
8−9
10−11
The average gaming FPS of Radeon R9 M485X in The Witcher 3: Wild Hunt is 27% more, than GeForce GTX 660.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
40−45
45−50
high / 768p
55−60
55−60
The average gaming FPS of Radeon R9 M485X in World of Tanks is 3% more, than GeForce GTX 660.
Full Specs
GeForce GTX 660
Radeon R9 M485X
Architecture
Kepler
GCN 3
Code name
GK106
Amethyst
Type
Desktop
Laptop
Release date
6 September 2012
14 May 2016
Pipelines
960
2048
Core clock speed
980 MHz
723 MHz
Boost Clock
1033 MHz
Transistor count
2,540 million
5,000 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
78.4 billion/sec
92.54
Floating-point performance
1,981 gflops
2,961 gflops
Length
9.5" (24.1 cm)
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
5000 MHz
Memory bandwidth
144.2 GB/s
160.0 GB/s
Shared memory
-
DirectX
12 (11_0)
12 (12_0)
Shader Model
5.1
6.3
OpenGL
4.3
4.6
OpenCL
1.2
2.0
Vulkan
1.1.126
1.2.131
CUDA
+
CUDA cores
960
Bus support
PCI Express 3.0
Height
4.376" (11.1 cm)
SLI options
+
Multi monitor support
4 displays
HDMI
+
HDCP
+
Maximum VGA resolution
2048x1536
Audio input for HDMI
Internal
3D Blu-Ray
+
3D Gaming
+
3D Vision
+
Bitcoin / BTC (SHA256)
66 Mh/s
Laptop size
large
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