GeForce GTX 660 vs Radeon R9 270
When choosing between GeForce GTX 660 and Radeon R9 270, 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 270.
Main Specs
GeForce GTX 660
Radeon R9 270
Power consumption (TDP)
140 Watt
150 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
1 x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
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Radeon R9 270 has 7% more power consumption, than GeForce GTX 660.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
GeForce GTX 660 and Radeon R9 270 have maximum RAM of 2 GB.
Both cards are used in Desktops.
GeForce GTX 660 is build with Kepler architecture, and Radeon R9 270 - with GCN 1.0.
GeForce GTX 660 and Radeon R9 270 are manufactured by 28 nm process technology.
Radeon R9 270 is 201 mm longer, 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
21−24
ultra / 1080p
12−14
12−14
QHD / 1440p
6−7
7−8
4K / 2160p
5−6
5−6
low / 720p
40−45
40−45
medium / 1080p
24−27
27−30
GeForce GTX 660 and Radeon R9 270 have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
30−35
30−35
ultra / 1080p
27−30
30−33
QHD / 1440p
10−12
14−16
4K / 2160p
8−9
8−9
low / 720p
65−70
70−75
medium / 1080p
35−40
35−40
The average gaming FPS of Radeon R9 270 in Battlefield 5 is 6% more, than GeForce GTX 660.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
GeForce GTX 660 and Radeon R9 270 have the same average FPS in Call of Duty: Warzone.
low / 768p
230−240
230−240
medium / 768p
200−210
200−210
ultra / 1080p
120−130
120−130
QHD / 1440p
90−95
95−100
4K / 2160p
50−55
55−60
high / 768p
160−170
170−180
The average gaming FPS of Radeon R9 270 in Counter-Strike: Global Offensive is 2% more, than GeForce GTX 660.
low / 768p
60−65
60−65
ultra / 1080p
50−55
50−55
medium / 1080p
55−60
55−60
GeForce GTX 660 and Radeon R9 270 have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
120−130
medium / 768p
100−110
110−120
ultra / 1080p
80−85
80−85
The average gaming FPS of Radeon R9 270 in Dota 2 is 2% more, than GeForce GTX 660.
high / 1080p
24−27
27−30
ultra / 1080p
21−24
24−27
QHD / 1440p
18−20
20−22
4K / 2160p
8−9
8−9
low / 720p
50−55
55−60
medium / 1080p
27−30
27−30
The average gaming FPS of Radeon R9 270 in Far Cry 5 is 7% more, than GeForce GTX 660.
high / 1080p
30−35
35−40
ultra / 1080p
24−27
27−30
QHD / 1440p
16−18
16−18
low / 720p
120−130
130−140
medium / 1080p
70−75
75−80
The average gaming FPS of Radeon R9 270 in Fortnite is 9% more, than GeForce GTX 660.
high / 1080p
30−35
35−40
ultra / 1080p
24−27
27−30
QHD / 1440p
14−16
14−16
4K / 2160p
12−14
14−16
low / 720p
65−70
70−75
medium / 1080p
35−40
40−45
The average gaming FPS of Radeon R9 270 in Forza Horizon 4 is 12% more, than GeForce GTX 660.
low / 768p
100−110
100−110
medium / 768p
90−95
95−100
high / 1080p
40−45
40−45
ultra / 1080p
16−18
18−20
QHD / 1440p
7−8
8−9
The average gaming FPS of Radeon R9 270 in Grand Theft Auto V is 3% more, than GeForce GTX 660.
high / 1080p
12−14
14−16
ultra / 1080p
10−11
10−12
QHD / 1440p
10−11
10−12
4K / 2160p
3−4
3−4
low / 720p
40−45
40−45
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon R9 270 in Metro Exodus is 6% more, than GeForce GTX 660.
low / 768p
120−130
120−130
medium / 1080p
110−120
110−120
GeForce GTX 660 and Radeon R9 270 have the same average FPS in Minecraft.
ultra / 1080p
14−16
14−16
low / 720p
70−75
70−75
medium / 1080p
18−20
18−20
GeForce GTX 660 and Radeon R9 270 have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
14−16
16−18
ultra / 1080p
10−11
10−12
QHD / 1440p
1−2
2−3
4K / 2160p
1−2
2−3
low / 720p
35−40
40−45
medium / 1080p
21−24
21−24
The average gaming FPS of Radeon R9 270 in Red Dead Redemption 2 is 14% more, than GeForce GTX 660.
low / 768p
70−75
75−80
medium / 768p
45−50
45−50
high / 1080p
24−27
27−30
ultra / 1080p
14−16
14−16
4K / 2160p
8−9
9−10
The average gaming FPS of Radeon R9 270 in The Witcher 3: Wild Hunt is 6% more, than GeForce GTX 660.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
40−45
40−45
high / 768p
55−60
55−60
GeForce GTX 660 and Radeon R9 270 have the same average FPS in World of Tanks.
Full Specs
GeForce GTX 660
Radeon R9 270
Architecture
Kepler
GCN 1.0
Code name
GK106
Curacao
Type
Desktop
Desktop
Release date
6 September 2012
13 November 2013
Pipelines
960
1280
Core clock speed
980 MHz
Boost Clock
1033 MHz
925 MHz
Transistor count
2,540 million
2,800 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
78.4 billion/sec
74.00
Floating-point performance
1,981 gflops
2,368 gflops
Length
9.5" (24.1 cm)
210 mm
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
Memory bandwidth
144.2 GB/s
179.2 GB/s
DirectX
12 (11_0)
Shader Model
5.1
5.1
OpenGL
4.3
4.6
OpenCL
1.2
1.2
Vulkan
1.1.126
+
CUDA
+
FreeSync
+
CUDA cores
960
Bus support
PCI Express 3.0
PCIe 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
293 Mh/s
Eyefinity
+
HD3D
+
TrueAudio
+
Design
reference
DisplayPort support
+
CrossFire
+
DDMA audio
+
Ethereum / ETH (DaggerHashimoto)
16 Mh/s
LiquidVR
+
TressFX
+
UVD
+
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