GeForce GTX 980M vs Iris Plus Graphics 640
If you are going to buy a new graphics card and are choosing between GeForce GTX 980M and Iris Plus Graphics 640, 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 980M stacks up against Iris Plus Graphics 640, check out specs charts below.
GeForce GTX 980M and Iris Plus Graphics 640 are Laptop Graphics Cards
Note: GeForce GTX 980M and Iris Plus Graphics 640 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 980M or Iris Plus Graphics 640 here:
Main Specs
GeForce GTX 980M
Iris Plus Graphics 640
Power consumption (TDP)
15 Watt
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
Memory type
GDDR5
DDR3L/LPDDR3/DDR4
Maximum RAM amount
8 GB
32 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 980M is connected by MXM-B (3.0), and Iris Plus Graphics 640 uses PCIe 3.0 x1 interface.
Iris Plus Graphics 640 has 24 GB more memory, than GeForce GTX 980M.
Both cards are used in Laptops.
GeForce GTX 980M is build with Maxwell architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
Core clock speed of GeForce GTX 980M is 738 MHz higher, than Iris Plus Graphics 640.
GeForce GTX 980M is manufactured by 28 nm process technology, and Iris Plus Graphics 640 - 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
35−40
6−7
ultra / 1080p
24−27
4−5
QHD / 1440p
18−20
0−1
4K / 2160p
10−11
−
low / 720p
60−65
16−18
medium / 1080p
45−50
8−9
The average gaming FPS of GeForce GTX 980M in Assassin's Creed Odyssey is 377% more, than Iris Plus Graphics 640.
high / 1080p
55−60
12−14
ultra / 1080p
50−55
10−11
QHD / 1440p
35−40
0−1
4K / 2160p
18−20
−
low / 720p
110−120
24−27
medium / 1080p
65−70
12−14
The average gaming FPS of GeForce GTX 980M in Battlefield 5 is 386% more, than Iris Plus Graphics 640.
low / 768p
50−55
45−50
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 980M in Call of Duty: Warzone is 10% more, than Iris Plus Graphics 640.
low / 768p
250−260
130−140
medium / 768p
220−230
110−120
ultra / 1080p
180−190
50−55
QHD / 1440p
110−120
27−30
4K / 2160p
70−75
27−30
high / 768p
210−220
80−85
The average gaming FPS of GeForce GTX 980M in Counter-Strike: Global Offensive is 142% more, than Iris Plus Graphics 640.
low / 768p
60−65
55−60
ultra / 1080p
−
18−20
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 980M in Cyberpunk 2077 is 15% more, than Iris Plus Graphics 640.
low / 768p
120−130
80−85
medium / 768p
110−120
55−60
ultra / 1080p
100−110
30−35
The average gaming FPS of GeForce GTX 980M in Dota 2 is 101% more, than Iris Plus Graphics 640.
high / 1080p
45−50
8−9
ultra / 1080p
45−50
7−8
QHD / 1440p
30−35
−
4K / 2160p
16−18
3−4
low / 720p
85−90
18−20
medium / 1080p
50−55
8−9
The average gaming FPS of GeForce GTX 980M in Far Cry 5 is 455% more, than Iris Plus Graphics 640.
high / 1080p
65−70
14−16
ultra / 1080p
50−55
10−11
QHD / 1440p
30−33
−
4K / 2160p
27−30
−
low / 720p
180−190
60−65
medium / 1080p
120−130
21−24
The average gaming FPS of GeForce GTX 980M in Fortnite is 296% more, than Iris Plus Graphics 640.
high / 1080p
60−65
12−14
ultra / 1080p
45−50
10−12
QHD / 1440p
35−40
1−2
4K / 2160p
24−27
−
low / 720p
110−120
24−27
medium / 1080p
70−75
14−16
The average gaming FPS of GeForce GTX 980M in Forza Horizon 4 is 415% more, than Iris Plus Graphics 640.
low / 768p
140−150
50−55
medium / 768p
130−140
45−50
high / 1080p
75−80
12−14
ultra / 1080p
30−35
6−7
QHD / 1440p
24−27
0−1
The average gaming FPS of GeForce GTX 980M in Grand Theft Auto V is 234% more, than Iris Plus Graphics 640.
high / 1080p
27−30
4−5
ultra / 1080p
21−24
3−4
QHD / 1440p
18−20
−
4K / 2160p
9−10
0−1
low / 720p
70−75
12−14
medium / 1080p
35−40
6−7
The average gaming FPS of GeForce GTX 980M in Metro Exodus is 566% more, than Iris Plus Graphics 640.
low / 768p
130−140
95−100
high / 1080p
−
90−95
ultra / 1080p
−
80−85
medium / 1080p
120−130
90−95
The average gaming FPS of GeForce GTX 980M in Minecraft is 36% more, than Iris Plus Graphics 640.
high / 1080p
−
16−18
ultra / 1080p
14−16
14−16
low / 720p
100−110
30−35
medium / 1080p
18−20
18−20
The average gaming FPS of GeForce GTX 980M in PLAYERUNKNOWN'S BATTLEGROUNDS is 109% more, than Iris Plus Graphics 640.
high / 1080p
27−30
−
ultra / 1080p
16−18
7−8
QHD / 1440p
12−14
0−1
4K / 2160p
8−9
−
low / 720p
70−75
12−14
medium / 1080p
35−40
10−12
The average gaming FPS of GeForce GTX 980M in Red Dead Redemption 2 is 320% more, than Iris Plus Graphics 640.
low / 768p
140−150
24−27
medium / 768p
90−95
16−18
high / 1080p
50−55
9−10
ultra / 1080p
27−30
6−7
4K / 2160p
16−18
6−7
The average gaming FPS of GeForce GTX 980M in The Witcher 3: Wild Hunt is 415% more, than Iris Plus Graphics 640.
low / 768p
90−95
85−90
medium / 768p
60−65
45−50
ultra / 1080p
55−60
18−20
high / 768p
−
35−40
The average gaming FPS of GeForce GTX 980M in World of Tanks is 37% more, than Iris Plus Graphics 640.
Full Specs
GeForce GTX 980M
Iris Plus Graphics 640
Architecture
Maxwell
Gen. 9.5 Kaby Lake
Code name
GM204
Kaby Lake GT3e
Type
Laptop
Laptop
Release date
7 October 2014
3 January 2017
Pipelines
1536
48
Core clock speed
1038 MHz
300 MHz
Boost Clock
1127 MHz
1050 MHz
Transistor count
5,200 million
189 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
51.84
52.80
Floating-point performance
3,462 gflops
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
2500 MHz
Memory bandwidth
160 GB/s
Shared memory
-
+
G-SYNC support
+
DirectX
12 (12_1)
12 (12_1)
Shader Model
6.4
6.4
OpenGL
4.5
4.6
OpenCL
1.1
2.1
Vulkan
1.1.126
1.1.103
CUDA
+
CUDA cores
1536
Bus support
PCI Express 3.0
SLI options
+
HDMI
+
Bitcoin / BTC (SHA256)
383 Mh/s
Laptop size
large
DisplayPort Multimode (DP++) support
+
H.264, VC1, MPEG2 1080p video decoder
+
Optimus
+
Quick Sync
+
GameStream
+
GeForce ShadowPlay
+
GPU Boost
2.0
GameWorks
+
BatteryBoost
+
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