GeForce GTX 660 vs Radeon HD 8870M
Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 and Radeon HD 8870M. 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 660 and Radeon HD 8870M. 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.
Radeon HD 8870M is a Laptop Graphics Card
Note: Radeon HD 8870M 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 HD 8870M here:
Main Specs
GeForce GTX 660
Radeon HD 8870M
Power consumption (TDP)
140 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
Memory type
GDDR5
GDDR5, DDR3
Maximum RAM amount
2 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
GeForce GTX 660 and Radeon HD 8870M have maximum RAM of 2 GB.
GeForce GTX 660 is used in Desktops, and Radeon HD 8870M - in Laptops.
GeForce GTX 660 is build with Kepler architecture, and Radeon HD 8870M - with GCN.
Core clock speed of GeForce GTX 660 is 255 MHz higher, than Radeon HD 8870M.
GeForce GTX 660 and Radeon HD 8870M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 8870M is 4494 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
7−8
ultra / 1080p
12−14
4−5
QHD / 1440p
6−7
0−1
4K / 2160p
5−6
−
low / 720p
40−45
18−20
medium / 1080p
24−27
9−10
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 150% more, than Radeon HD 8870M.
high / 1080p
30−35
12−14
ultra / 1080p
27−30
10−12
QHD / 1440p
10−12
0−1
4K / 2160p
8−9
−
low / 720p
65−70
27−30
medium / 1080p
35−40
14−16
The average gaming FPS of GeForce GTX 660 in Battlefield 5 is 156% more, than Radeon HD 8870M.
low / 768p
50−55
45−50
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 660 in Call of Duty: Warzone is 10% more, than Radeon HD 8870M.
low / 768p
230−240
140−150
medium / 768p
200−210
110−120
ultra / 1080p
120−130
55−60
QHD / 1440p
90−95
30−35
4K / 2160p
50−55
27−30
high / 768p
160−170
85−90
The average gaming FPS of GeForce GTX 660 in Counter-Strike: Global Offensive is 88% more, than Radeon HD 8870M.
low / 768p
60−65
55−60
ultra / 1080p
50−55
21−24
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 660 in Cyberpunk 2077 is 35% more, than Radeon HD 8870M.
low / 768p
120−130
85−90
medium / 768p
100−110
60−65
ultra / 1080p
80−85
35−40
The average gaming FPS of GeForce GTX 660 in Dota 2 is 67% more, than Radeon HD 8870M.
high / 1080p
24−27
9−10
ultra / 1080p
21−24
8−9
QHD / 1440p
18−20
−
4K / 2160p
8−9
4−5
low / 720p
50−55
21−24
medium / 1080p
27−30
10−11
The average gaming FPS of GeForce GTX 660 in Far Cry 5 is 145% more, than Radeon HD 8870M.
high / 1080p
30−35
16−18
ultra / 1080p
24−27
10−12
QHD / 1440p
16−18
−
low / 720p
120−130
65−70
medium / 1080p
70−75
24−27
The average gaming FPS of GeForce GTX 660 in Fortnite is 110% more, than Radeon HD 8870M.
high / 1080p
30−35
12−14
ultra / 1080p
24−27
12−14
QHD / 1440p
14−16
2−3
4K / 2160p
12−14
−
low / 720p
65−70
27−30
medium / 1080p
35−40
14−16
The average gaming FPS of GeForce GTX 660 in Forza Horizon 4 is 150% more, than Radeon HD 8870M.
low / 768p
100−110
55−60
medium / 768p
90−95
45−50
high / 1080p
40−45
14−16
ultra / 1080p
16−18
7−8
QHD / 1440p
7−8
0−1
The average gaming FPS of GeForce GTX 660 in Grand Theft Auto V is 106% more, than Radeon HD 8870M.
high / 1080p
12−14
5−6
ultra / 1080p
10−11
3−4
QHD / 1440p
10−11
−
4K / 2160p
3−4
0−1
low / 720p
40−45
14−16
medium / 1080p
18−20
7−8
The average gaming FPS of GeForce GTX 660 in Metro Exodus is 200% more, than Radeon HD 8870M.
low / 768p
120−130
95−100
high / 1080p
−
90−95
ultra / 1080p
−
80−85
medium / 1080p
110−120
95−100
The average gaming FPS of GeForce GTX 660 in Minecraft is 23% more, than Radeon HD 8870M.
high / 1080p
−
16−18
ultra / 1080p
14−16
14−16
low / 720p
70−75
35−40
medium / 1080p
18−20
18−20
The average gaming FPS of GeForce GTX 660 in PLAYERUNKNOWN'S BATTLEGROUNDS is 52% more, than Radeon HD 8870M.
high / 1080p
14−16
−
ultra / 1080p
10−11
8−9
QHD / 1440p
1−2
0−1
4K / 2160p
1−2
−
low / 720p
35−40
14−16
medium / 1080p
21−24
10−12
The average gaming FPS of GeForce GTX 660 in Red Dead Redemption 2 is 109% more, than Radeon HD 8870M.
low / 768p
70−75
27−30
medium / 768p
45−50
18−20
high / 1080p
24−27
10−11
ultra / 1080p
14−16
7−8
4K / 2160p
8−9
6−7
The average gaming FPS of GeForce GTX 660 in The Witcher 3: Wild Hunt is 135% more, than Radeon HD 8870M.
low / 768p
90−95
85−90
medium / 768p
60−65
45−50
ultra / 1080p
40−45
21−24
high / 768p
55−60
35−40
The average gaming FPS of GeForce GTX 660 in World of Tanks is 31% more, than Radeon HD 8870M.
Full Specs
GeForce GTX 660
Radeon HD 8870M
Architecture
Kepler
GCN
Code name
GK106
Venus
Type
Desktop
Laptop
Release date
6 September 2012
18 December 2012
Pipelines
960
640
Core clock speed
980 MHz
725 MHz
Boost Clock
1033 MHz
775 MHz
Transistor count
2,540 million
1,500 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
78.4 billion/sec
31.00
Floating-point performance
1,981 gflops
992.0 gflops
Length
9.5" (24.1 cm)
Memory bus width
192-bit GDDR5
128 Bit
Memory clock speed
6.0 GB/s
4500 MHz
Memory bandwidth
144.2 GB/s
72 GB/s
Shared memory
-
DirectX
12 (11_0)
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.3
4.6
OpenCL
1.2
1.2
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
107 Mh/s
Laptop size
large
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