GeForce GTX 680M vs Iris Plus Graphics 655
If you are going to buy a new graphics card and are choosing between GeForce GTX 680M and Iris Plus Graphics 655, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 680M stacks up against Iris Plus Graphics 655, check out specs charts below.
GeForce GTX 680M and Iris Plus Graphics 655 are Laptop Graphics Cards
Note: GeForce GTX 680M and Iris Plus Graphics 655 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 680M or Iris Plus Graphics 655 here:
Main Specs
GeForce GTX 680M
Iris Plus Graphics 655
Power consumption (TDP)
100 Watt
15 Watt
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
Memory type
GDDR5
DDR3/DDR4
Maximum RAM amount
4 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 680M has 566% more power consumption, than Iris Plus Graphics 655.
GeForce GTX 680M is connected by MXM-B (3.0), and Iris Plus Graphics 655 uses PCIe 3.0 x1 interface.
Both cards are used in Laptops.
GeForce GTX 680M is build with Kepler architecture, and Iris Plus Graphics 655 - with Gen. 9.5 Kaby Lake.
Core clock speed of GeForce GTX 680M is 420 MHz higher, than Iris Plus Graphics 655.
GeForce GTX 680M is manufactured by 28 nm process technology, and Iris Plus Graphics 655 - by 14 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
16−18
12−14
ultra / 1080p
9−10
7−8
QHD / 1440p
4−5
2−3
4K / 2160p
4−5
−
low / 720p
30−35
27−30
medium / 1080p
20−22
16−18
The average gaming FPS of GeForce GTX 680M in Assassin's Creed Odyssey is 23% more, than Iris Plus Graphics 655.
high / 1080p
24−27
21−24
ultra / 1080p
21−24
18−20
QHD / 1440p
9−10
4−5
4K / 2160p
6−7
−
low / 720p
55−60
45−50
medium / 1080p
27−30
21−24
The average gaming FPS of GeForce GTX 680M in Battlefield 5 is 21% more, than Iris Plus Graphics 655.
low / 768p
45−50
45−50
QHD / 1440p
0−1
0−1
GeForce GTX 680M and Iris Plus Graphics 655 have the same average FPS in Call of Duty: Warzone.
low / 768p
210−220
190−200
medium / 768p
180−190
160−170
ultra / 1080p
100−110
85−90
QHD / 1440p
55−60
45−50
4K / 2160p
30−35
30−33
high / 768p
140−150
120−130
The average gaming FPS of GeForce GTX 680M in Counter-Strike: Global Offensive is 13% more, than Iris Plus Graphics 655.
low / 768p
55−60
55−60
ultra / 1080p
40−45
35−40
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GTX 680M in Cyberpunk 2077 is 4% more, than Iris Plus Graphics 655.
low / 768p
110−120
100−110
medium / 768p
95−100
85−90
ultra / 1080p
65−70
55−60
The average gaming FPS of GeForce GTX 680M in Dota 2 is 12% more, than Iris Plus Graphics 655.
high / 1080p
18−20
14−16
ultra / 1080p
18−20
14−16
QHD / 1440p
16−18
−
4K / 2160p
6−7
5−6
low / 720p
40−45
30−35
medium / 1080p
21−24
16−18
The average gaming FPS of GeForce GTX 680M in Far Cry 5 is 23% more, than Iris Plus Graphics 655.
high / 1080p
27−30
21−24
ultra / 1080p
21−24
16−18
QHD / 1440p
16−18
16−18
low / 720p
100−110
85−90
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 680M in Fortnite is 21% more, than Iris Plus Graphics 655.
high / 1080p
27−30
21−24
ultra / 1080p
21−24
16−18
QHD / 1440p
10−11
7−8
4K / 2160p
10−11
−
low / 720p
55−60
45−50
medium / 1080p
30−35
24−27
The average gaming FPS of GeForce GTX 680M in Forza Horizon 4 is 25% more, than Iris Plus Graphics 655.
low / 768p
90−95
75−80
medium / 768p
80−85
65−70
high / 1080p
30−35
24−27
ultra / 1080p
12−14
10−11
QHD / 1440p
4−5
1−2
The average gaming FPS of GeForce GTX 680M in Grand Theft Auto V is 25% more, than Iris Plus Graphics 655.
high / 1080p
10−11
8−9
ultra / 1080p
8−9
6−7
4K / 2160p
3−4
2−3
low / 720p
30−35
24−27
medium / 1080p
14−16
10−12
The average gaming FPS of GeForce GTX 680M in Metro Exodus is 40% more, than Iris Plus Graphics 655.
low / 768p
110−120
100−110
ultra / 1080p
−
95−100
medium / 1080p
100−110
100−110
The average gaming FPS of GeForce GTX 680M in Minecraft is 4% more, than Iris Plus Graphics 655.
high / 1080p
24−27
21−24
ultra / 1080p
18−20
16−18
low / 720p
60−65
50−55
medium / 1080p
24−27
21−24
The average gaming FPS of GeForce GTX 680M in PLAYERUNKNOWN'S BATTLEGROUNDS is 17% more, than Iris Plus Graphics 655.
high / 1080p
14−16
12−14
ultra / 1080p
10−11
9−10
QHD / 1440p
0−1
0−1
low / 720p
30−35
24−27
medium / 1080p
16−18
14−16
The average gaming FPS of GeForce GTX 680M in Red Dead Redemption 2 is 20% more, than Iris Plus Graphics 655.
low / 768p
60−65
45−50
medium / 768p
35−40
27−30
high / 1080p
20−22
16−18
ultra / 1080p
12−14
9−10
4K / 2160p
8−9
7−8
The average gaming FPS of GeForce GTX 680M in The Witcher 3: Wild Hunt is 27% more, than Iris Plus Graphics 655.
low / 768p
100−110
95−100
medium / 768p
60−65
55−60
ultra / 1080p
35−40
30−35
high / 768p
55−60
50−55
The average gaming FPS of GeForce GTX 680M in World of Tanks is 8% more, than Iris Plus Graphics 655.
Full Specs
GeForce GTX 680M
Iris Plus Graphics 655
Architecture
Kepler
Gen. 9.5 Kaby Lake
Code name
N13E-GTX
Kaby Lake GT3e
Type
Laptop
Laptop
Release date
4 June 2012
1 September 2017
Pipelines
1344
48
Core clock speed
720 MHz
300 MHz
Boost Clock
758 MHz
1200 MHz
Transistor count
3,540 million
189 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
80.6 billion/sec
50.40
Floating-point performance
2,038 gflops
Memory bus width
256 Bit
Memory clock speed
1800 MHz
Memory bandwidth
115.2 GB/s
Shared memory
-
+
DirectX
12 API
12 (12_1)
Shader Model
5.1
6.4
OpenGL
4.5
4.6
OpenCL
1.1
2.1
Vulkan
1.1.126
1.1.103
CUDA
+
CUDA cores
1344
Bus support
PCI Express 3.0
SLI options
+
Bitcoin / BTC (SHA256)
100 Mh/s
Laptop size
large
Optimus
+
Quick Sync
+
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