GeForce GTX 660 vs Radeon R7 M270DX
In this comparison between GeForce GTX 660 and Radeon R7 M270DX you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GTX 660 will be the best choice, for others Radeon R7 M270DX will be their preference. Study the comparison tables below and make your choice.
Radeon R7 M270DX
Main Specs
GeForce GTX 660
Radeon R7 M270DX
Power consumption (TDP)
140 Watt
Interface
PCIe 3.0 x16
IGP
Supplementary power connectors
One 6-pin
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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GeForce GTX 660 is connected by PCIe 3.0 x16, and Radeon R7 M270DX uses IGP interface.
Both cards are used in Desktops.
GeForce GTX 660 is build with Kepler architecture, and Radeon R7 M270DX - with GCN 3.0.
Core clock speed of GeForce GTX 660 is 80 MHz higher, than Radeon R7 M270DX.
GeForce GTX 660 and Radeon R7 M270DX are manufactured by 28 nm process technology.
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
2−3
ultra / 1080p
12−14
0−1
QHD / 1440p
6−7
0−1
4K / 2160p
5−6
−
low / 720p
40−45
12−14
medium / 1080p
24−27
3−4
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 383% more, than Radeon R7 M270DX.
high / 1080p
30−35
−
ultra / 1080p
27−30
4−5
QHD / 1440p
10−12
0−1
4K / 2160p
8−9
−
low / 720p
65−70
14−16
medium / 1080p
35−40
5−6
The average gaming FPS of GeForce GTX 660 in Battlefield 5 is 450% more, than Radeon R7 M270DX.
low / 768p
50−55
50−55
high / 1080p
−
40−45
QHD / 1440p
0−1
0−1
GeForce GTX 660 and Radeon R7 M270DX have the same average FPS in Call of Duty: Warzone.
low / 768p
230−240
120−130
medium / 768p
200−210
90−95
ultra / 1080p
120−130
35−40
QHD / 1440p
90−95
21−24
4K / 2160p
50−55
16−18
high / 768p
160−170
60−65
The average gaming FPS of GeForce GTX 660 in Counter-Strike: Global Offensive is 145% more, than Radeon R7 M270DX.
low / 768p
60−65
65−70
ultra / 1080p
50−55
18−20
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 660 in Cyberpunk 2077 is 29% more, than Radeon R7 M270DX.
low / 768p
120−130
75−80
medium / 768p
100−110
45−50
ultra / 1080p
80−85
20−22
The average gaming FPS of GeForce GTX 660 in Dota 2 is 116% more, than Radeon R7 M270DX.
high / 1080p
24−27
2−3
ultra / 1080p
21−24
2−3
QHD / 1440p
18−20
−
4K / 2160p
8−9
2−3
low / 720p
50−55
10−11
medium / 1080p
27−30
3−4
The average gaming FPS of GeForce GTX 660 in Far Cry 5 is 575% more, than Radeon R7 M270DX.
high / 1080p
30−35
−
ultra / 1080p
24−27
5−6
QHD / 1440p
16−18
3−4
low / 720p
120−130
50−55
medium / 1080p
70−75
10−11
The average gaming FPS of GeForce GTX 660 in Fortnite is 233% more, than Radeon R7 M270DX.
high / 1080p
30−35
5−6
ultra / 1080p
24−27
−
QHD / 1440p
14−16
3−4
4K / 2160p
12−14
2−3
low / 720p
65−70
16−18
medium / 1080p
35−40
7−8
The average gaming FPS of GeForce GTX 660 in Forza Horizon 4 is 371% more, than Radeon R7 M270DX.
low / 768p
100−110
40−45
medium / 768p
90−95
−
high / 1080p
40−45
3−4
ultra / 1080p
16−18
2−3
QHD / 1440p
7−8
0−1
medium / 720p
−
35−40
The average gaming FPS of GeForce GTX 660 in Grand Theft Auto V is 237% more, than Radeon R7 M270DX.
high / 1080p
12−14
1−2
ultra / 1080p
10−11
0−1
QHD / 1440p
10−11
−
4K / 2160p
3−4
0−1
low / 720p
40−45
4−5
medium / 1080p
18−20
3−4
The average gaming FPS of GeForce GTX 660 in Metro Exodus is 700% more, than Radeon R7 M270DX.
low / 768p
120−130
90−95
high / 1080p
−
80−85
ultra / 1080p
−
70−75
medium / 1080p
110−120
85−90
The average gaming FPS of GeForce GTX 660 in Minecraft is 33% more, than Radeon R7 M270DX.
ultra / 1080p
14−16
12−14
low / 720p
70−75
27−30
medium / 1080p
18−20
14−16
The average gaming FPS of GeForce GTX 660 in PLAYERUNKNOWN'S BATTLEGROUNDS is 94% more, than Radeon R7 M270DX.
high / 1080p
14−16
−
ultra / 1080p
10−11
−
QHD / 1440p
1−2
−
4K / 2160p
1−2
−
low / 720p
35−40
6−7
medium / 1080p
21−24
−
The average gaming FPS of GeForce GTX 660 in Red Dead Redemption 2 is 516% more, than Radeon R7 M270DX.
low / 768p
70−75
9−10
medium / 768p
45−50
7−8
high / 1080p
24−27
4−5
ultra / 1080p
14−16
3−4
4K / 2160p
8−9
1−2
The average gaming FPS of GeForce GTX 660 in The Witcher 3: Wild Hunt is 560% more, than Radeon R7 M270DX.
low / 768p
90−95
70−75
medium / 768p
60−65
35−40
ultra / 1080p
40−45
12−14
high / 768p
55−60
30−35
The average gaming FPS of GeForce GTX 660 in World of Tanks is 65% more, than Radeon R7 M270DX.
Full Specs
GeForce GTX 660
Radeon R7 M270DX
Architecture
Kepler
GCN 3.0
Code name
GK106
Topaz
Type
Desktop
Desktop
Release date
6 September 2012
11 June 2014
Pipelines
960
384
Core clock speed
980 MHz
900 MHz
Boost Clock
1033 MHz
940 MHz
Transistor count
2,540 million
1,550 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
78.4 billion/sec
22.56
Floating-point performance
1,981 gflops
Length
9.5" (24.1 cm)
Memory bus width
192-bit GDDR5
Memory clock speed
6.0 GB/s
Memory bandwidth
144.2 GB/s
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
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