GeForce GTX 660M vs Radeon HD 8770M
Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660M and Radeon HD 8770M. 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 8770M. 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 HD 8770M are Laptop Graphics Cards
Note: GeForce GTX 660M and Radeon HD 8770M 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 HD 8770M here:
Main Specs
GeForce GTX 660M
Radeon HD 8770M
Power consumption (TDP)
50 Watt
Interface
MXM-B (3.0)
PCIe 3.0 x8
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
No outputs
Check Price
Check Price
GeForce GTX 660M is connected by MXM-B (3.0), and Radeon HD 8770M uses PCIe 3.0 x8 interface.
GeForce GTX 660M and Radeon HD 8770M have maximum RAM of 2 GB.
Both cards are used in Laptops.
GeForce GTX 660M is build with Kepler architecture, and Radeon HD 8770M - with GCN.
Core clock speed of GeForce GTX 660M is 60 MHz higher, than Radeon HD 8770M.
GeForce GTX 660M and Radeon HD 8770M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 8770M is 2500 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
7−8
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
16−18
16−18
medium / 1080p
8−9
8−9
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
12−14
12−14
ultra / 1080p
10−11
10−11
QHD / 1440p
0−1
0−1
low / 720p
24−27
24−27
medium / 1080p
12−14
12−14
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Battlefield 5.
low / 768p
45−50
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
140−150
medium / 768p
110−120
110−120
ultra / 1080p
50−55
55−60
QHD / 1440p
27−30
30−33
4K / 2160p
27−30
27−30
high / 768p
80−85
80−85
The average gaming FPS of Radeon HD 8770M in Counter-Strike: Global Offensive is 4% more, than GeForce GTX 660M.
low / 768p
55−60
55−60
ultra / 1080p
18−20
20−22
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 8770M in Cyberpunk 2077 is 2% more, than GeForce GTX 660M.
low / 768p
80−85
80−85
medium / 768p
55−60
60−65
ultra / 1080p
30−35
35−40
The average gaming FPS of Radeon HD 8770M in Dota 2 is 5% more, than GeForce GTX 660M.
high / 1080p
8−9
8−9
ultra / 1080p
7−8
8−9
4K / 2160p
3−4
3−4
low / 720p
18−20
18−20
medium / 1080p
8−9
9−10
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Far Cry 5.
high / 1080p
14−16
14−16
ultra / 1080p
10−11
10−11
low / 720p
60−65
60−65
medium / 1080p
21−24
24−27
The average gaming FPS of Radeon HD 8770M in Fortnite is 3% more, than GeForce GTX 660M.
high / 1080p
12−14
12−14
ultra / 1080p
10−12
10−12
QHD / 1440p
1−2
1−2
low / 720p
24−27
27−30
medium / 1080p
14−16
14−16
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Forza Horizon 4.
low / 768p
50−55
50−55
medium / 768p
45−50
45−50
high / 1080p
12−14
12−14
ultra / 1080p
6−7
6−7
QHD / 1440p
0−1
0−1
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Grand Theft Auto V.
high / 1080p
4−5
5−6
ultra / 1080p
3−4
3−4
4K / 2160p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
6−7
6−7
The average gaming FPS of Radeon HD 8770M in Metro Exodus is 16% more, than GeForce GTX 660M.
low / 768p
95−100
95−100
high / 1080p
90−95
90−95
ultra / 1080p
80−85
80−85
medium / 1080p
90−95
90−95
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Minecraft.
high / 1080p
16−18
16−18
ultra / 1080p
14−16
14−16
low / 720p
30−35
30−35
medium / 1080p
18−20
18−20
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
ultra / 1080p
7−8
7−8
QHD / 1440p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
10−12
10−12
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in Red Dead Redemption 2.
low / 768p
24−27
24−27
medium / 768p
16−18
16−18
high / 1080p
9−10
9−10
ultra / 1080p
6−7
6−7
4K / 2160p
6−7
6−7
GeForce GTX 660M and Radeon HD 8770M have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p
85−90
85−90
medium / 768p
45−50
45−50
ultra / 1080p
18−20
20−22
high / 768p
35−40
35−40
The average gaming FPS of Radeon HD 8770M in World of Tanks is 2% more, than GeForce GTX 660M.
Full Specs
GeForce GTX 660M
Radeon HD 8770M
Architecture
Kepler
GCN
Code name
N13E-GE
Mars
Type
Laptop
Laptop
Release date
22 March 2012
16 November 2012
Pipelines
384
384
Core clock speed
835 MHz
775 MHz
Boost Clock
950 MHz
825 MHz
Transistor count
1,270 million
950 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
30.4 billion/sec
19.80
Floating-point performance
729.6 gflops
633.6 gflops
Memory bus width
128bit
128 Bit
Memory clock speed
2000 MHz
4500 MHz
Memory bandwidth
64.0 GB/s
72 GB/s
Shared memory
-
-
DirectX
12 API
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.5
4.6
OpenCL
1.1
1.2
Vulkan
1.1.126
1.2.131
CUDA
+
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
medium sized
Optimus
+
Check Price
Check Price