GeForce GTX 660M vs Radeon HD 6770
Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660M and Radeon HD 6770. 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 HD 6770. 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 is a Laptop Graphics Card
Note: GeForce GTX 660M 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 GeForce GTX 660M here:
Main Specs
GeForce GTX 660M
Radeon HD 6770
Power consumption (TDP)
50 Watt
108 Watt
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 6770 has 116% more power consumption, than GeForce GTX 660M.
GeForce GTX 660M is connected by MXM-B (3.0), and Radeon HD 6770 uses PCIe 2.0 x16 interface.
GeForce GTX 660M has 1 GB more memory, than Radeon HD 6770.
GeForce GTX 660M is used in Laptops, and Radeon HD 6770 - in Desktops.
GeForce GTX 660M is build with Kepler architecture, and Radeon HD 6770 - with TeraScale 2.
GeForce GTX 660M is manufactured by 28 nm process technology, and Radeon HD 6770 - by 40 nm process technology.
Memory clock speed of GeForce GTX 660M is 950 MHz higher, than Radeon HD 6770.
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
3−4
ultra / 1080p
4−5
1−2
QHD / 1440p
0−1
0−1
low / 720p
16−18
14−16
medium / 1080p
8−9
5−6
The average gaming FPS of GeForce GTX 660M in Assassin's Creed Odyssey is 50% more, than Radeon HD 6770.
high / 1080p
12−14
7−8
ultra / 1080p
10−11
6−7
QHD / 1440p
0−1
0−1
low / 720p
24−27
20−22
medium / 1080p
12−14
8−9
The average gaming FPS of GeForce GTX 660M in Battlefield 5 is 50% more, than Radeon HD 6770.
low / 768p
45−50
45−50
high / 1080p
45−50
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 660M in Call of Duty: Warzone is 4% more, than Radeon HD 6770.
low / 768p
130−140
120−130
medium / 768p
110−120
95−100
ultra / 1080p
50−55
45−50
QHD / 1440p
27−30
24−27
4K / 2160p
27−30
−
high / 768p
80−85
70−75
The average gaming FPS of GeForce GTX 660M in Counter-Strike: Global Offensive is 12% more, than Radeon HD 6770.
low / 768p
55−60
70−75
ultra / 1080p
18−20
20−22
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon HD 6770 in Cyberpunk 2077 is 9% more, than GeForce GTX 660M.
low / 768p
80−85
75−80
medium / 768p
55−60
55−60
ultra / 1080p
30−35
27−30
The average gaming FPS of GeForce GTX 660M in Dota 2 is 5% more, than Radeon HD 6770.
high / 1080p
8−9
4−5
ultra / 1080p
7−8
3−4
4K / 2160p
3−4
1−2
low / 720p
18−20
14−16
medium / 1080p
8−9
5−6
The average gaming FPS of GeForce GTX 660M in Far Cry 5 is 50% more, than Radeon HD 6770.
high / 1080p
14−16
12−14
ultra / 1080p
10−11
7−8
QHD / 1440p
−
4−5
low / 720p
60−65
55−60
medium / 1080p
21−24
16−18
The average gaming FPS of GeForce GTX 660M in Fortnite is 17% more, than Radeon HD 6770.
high / 1080p
12−14
7−8
ultra / 1080p
10−12
6−7
QHD / 1440p
1−2
0−1
low / 720p
24−27
21−24
medium / 1080p
14−16
9−10
The average gaming FPS of GeForce GTX 660M in Forza Horizon 4 is 45% more, than Radeon HD 6770.
low / 768p
50−55
45−50
medium / 768p
45−50
−
high / 1080p
12−14
9−10
ultra / 1080p
6−7
4−5
QHD / 1440p
0−1
0−1
medium / 720p
−
40−45
The average gaming FPS of GeForce GTX 660M in Grand Theft Auto V is 20% more, than Radeon HD 6770.
high / 1080p
4−5
2−3
ultra / 1080p
3−4
0−1
4K / 2160p
0−1
0−1
low / 720p
12−14
8−9
medium / 1080p
6−7
4−5
The average gaming FPS of GeForce GTX 660M in Metro Exodus is 60% more, than Radeon HD 6770.
low / 768p
95−100
85−90
high / 1080p
90−95
65−70
ultra / 1080p
80−85
−
medium / 1080p
90−95
−
The average gaming FPS of GeForce GTX 660M in Minecraft is 23% more, than Radeon HD 6770.
high / 1080p
16−18
−
ultra / 1080p
14−16
12−14
low / 720p
30−35
27−30
medium / 1080p
18−20
14−16
The average gaming FPS of GeForce GTX 660M in PLAYERUNKNOWN'S BATTLEGROUNDS is 22% more, than Radeon HD 6770.
high / 1080p
−
6−7
ultra / 1080p
7−8
4−5
QHD / 1440p
0−1
0−1
low / 720p
12−14
7−8
medium / 1080p
10−12
−
The average gaming FPS of GeForce GTX 660M in Red Dead Redemption 2 is 66% more, than Radeon HD 6770.
low / 768p
24−27
18−20
medium / 768p
16−18
12−14
high / 1080p
9−10
6−7
ultra / 1080p
6−7
4−5
4K / 2160p
6−7
1−2
The average gaming FPS of GeForce GTX 660M in The Witcher 3: Wild Hunt is 62% more, than Radeon HD 6770.
low / 768p
85−90
70−75
medium / 768p
45−50
35−40
ultra / 1080p
18−20
16−18
high / 768p
35−40
30−35
The average gaming FPS of GeForce GTX 660M in World of Tanks is 20% more, than Radeon HD 6770.
Full Specs
GeForce GTX 660M
Radeon HD 6770
Architecture
Kepler
TeraScale 2
Code name
N13E-GE
Juniper
Type
Laptop
Desktop
Release date
22 March 2012
21 January 2011
Pipelines
384
800
Core clock speed
835 MHz
Boost Clock
950 MHz
900 MHz
Transistor count
1,270 million
1,040 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
30.4 billion/sec
34.00
Floating-point performance
729.6 gflops
1,360.0 gflops
Length
198 mm
Memory bus width
128bit
128 Bit
Memory clock speed
2000 MHz
1050 MHz
Memory bandwidth
64.0 GB/s
76.8 GB/s
Shared memory
-
DirectX
12 API
Shader Model
5.1
5.0
OpenGL
4.5
4.4
OpenCL
1.1
1.2
Vulkan
1.1.126
CUDA
+
CUDA cores
384
Bus support
PCI Express 2.0, PCI Express 3.0
PCIe 2.0 x16
SLI options
+
HDMI
+
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
Bitcoin / BTC (SHA256)
36 Mh/s
118 Mh/s
Laptop size
large
Optimus
+
Eyefinity
+
Design
reference
CrossFire
+
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