GeForce GTX 850M vs Iris Plus Graphics 640
In this comparison between GeForce GTX 850M and Iris Plus Graphics 640 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GTX 850M will be the best choice, for others Iris Plus Graphics 640 will be their preference. Study the comparison tables below and make your choice.
GeForce GTX 850M and Iris Plus Graphics 640 are Laptop Graphics Cards
Note: GeForce GTX 850M 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 850M or Iris Plus Graphics 640 here:
Main Specs
GeForce GTX 850M
Iris Plus Graphics 640
Power consumption (TDP)
45 Watt
15 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Memory type
DDR3, GDDR5
DDR3L/LPDDR3/DDR4
Maximum RAM amount
4 GB
32 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 850M has 200% more power consumption, than Iris Plus Graphics 640.
GeForce GTX 850M is connected by PCIe 3.0 x16, and Iris Plus Graphics 640 uses PCIe 3.0 x1 interface.
Iris Plus Graphics 640 has 28 GB more memory, than GeForce GTX 850M.
Both cards are used in Laptops.
GeForce GTX 850M is build with Maxwell architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
GeForce GTX 850M 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
12−14
6−7
ultra / 1080p
8−9
4−5
QHD / 1440p
2−3
0−1
low / 720p
27−30
16−18
medium / 1080p
16−18
8−9
The average gaming FPS of GeForce GTX 850M in Assassin's Creed Odyssey is 77% more, than Iris Plus Graphics 640.
high / 1080p
21−24
12−14
ultra / 1080p
18−20
10−11
QHD / 1440p
4−5
0−1
4K / 2160p
4−5
−
low / 720p
45−50
24−27
medium / 1080p
21−24
12−14
The average gaming FPS of GeForce GTX 850M in Battlefield 5 is 80% more, than Iris Plus Graphics 640.
low / 768p
45−50
45−50
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
GeForce GTX 850M and Iris Plus Graphics 640 have the same average FPS in Call of Duty: Warzone.
low / 768p
190−200
130−140
medium / 768p
160−170
110−120
ultra / 1080p
85−90
50−55
QHD / 1440p
50−55
27−30
4K / 2160p
30−33
27−30
high / 768p
120−130
80−85
The average gaming FPS of GeForce GTX 850M in Counter-Strike: Global Offensive is 49% more, than Iris Plus Graphics 640.
low / 768p
55−60
55−60
ultra / 1080p
35−40
18−20
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GTX 850M in Cyberpunk 2077 is 14% more, than Iris Plus Graphics 640.
low / 768p
100−110
80−85
medium / 768p
85−90
55−60
ultra / 1080p
55−60
30−35
The average gaming FPS of GeForce GTX 850M in Dota 2 is 45% more, than Iris Plus Graphics 640.
high / 1080p
14−16
8−9
ultra / 1080p
14−16
7−8
4K / 2160p
5−6
3−4
low / 720p
35−40
18−20
medium / 1080p
16−18
8−9
The average gaming FPS of GeForce GTX 850M in Far Cry 5 is 100% more, than Iris Plus Graphics 640.
high / 1080p
21−24
14−16
ultra / 1080p
16−18
10−11
QHD / 1440p
16−18
−
low / 720p
90−95
60−65
medium / 1080p
45−50
21−24
The average gaming FPS of GeForce GTX 850M in Fortnite is 62% more, than Iris Plus Graphics 640.
high / 1080p
21−24
12−14
ultra / 1080p
18−20
10−12
QHD / 1440p
7−8
1−2
low / 720p
45−50
24−27
medium / 1080p
24−27
14−16
The average gaming FPS of GeForce GTX 850M in Forza Horizon 4 is 84% more, than Iris Plus Graphics 640.
low / 768p
75−80
50−55
medium / 768p
70−75
45−50
high / 1080p
24−27
12−14
ultra / 1080p
10−12
6−7
QHD / 1440p
1−2
0−1
The average gaming FPS of GeForce GTX 850M in Grand Theft Auto V is 58% more, than Iris Plus Graphics 640.
high / 1080p
8−9
4−5
ultra / 1080p
6−7
3−4
4K / 2160p
2−3
0−1
low / 720p
24−27
12−14
medium / 1080p
10−12
6−7
The average gaming FPS of GeForce GTX 850M in Metro Exodus is 100% more, than Iris Plus Graphics 640.
low / 768p
100−110
95−100
high / 1080p
−
90−95
ultra / 1080p
100−110
80−85
medium / 1080p
100−110
90−95
The average gaming FPS of GeForce GTX 850M in Minecraft is 16% more, than Iris Plus Graphics 640.
high / 1080p
21−24
16−18
ultra / 1080p
16−18
14−16
low / 720p
50−55
30−35
medium / 1080p
21−24
18−20
The average gaming FPS of GeForce GTX 850M in PLAYERUNKNOWN'S BATTLEGROUNDS is 40% more, than Iris Plus Graphics 640.
high / 1080p
12−14
−
ultra / 1080p
9−10
7−8
QHD / 1440p
0−1
0−1
low / 720p
24−27
12−14
medium / 1080p
14−16
10−12
The average gaming FPS of GeForce GTX 850M in Red Dead Redemption 2 is 60% more, than Iris Plus Graphics 640.
low / 768p
45−50
24−27
medium / 768p
30−33
16−18
high / 1080p
16−18
9−10
ultra / 1080p
10−11
6−7
4K / 2160p
7−8
6−7
The average gaming FPS of GeForce GTX 850M in The Witcher 3: Wild Hunt is 69% more, than Iris Plus Graphics 640.
low / 768p
95−100
85−90
medium / 768p
55−60
45−50
ultra / 1080p
30−35
18−20
high / 768p
50−55
35−40
The average gaming FPS of GeForce GTX 850M in World of Tanks is 27% more, than Iris Plus Graphics 640.
Full Specs
GeForce GTX 850M
Iris Plus Graphics 640
Architecture
Maxwell
Gen. 9.5 Kaby Lake
Code name
N15P-GT
Kaby Lake GT3e
Type
Laptop
Laptop
Release date
12 March 2014
3 January 2017
Pipelines
640
48
Core clock speed
300 MHz
Boost Clock
1050 MHz
Transistor count
1,870 million
189 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
36.08
52.80
Floating-point performance
1,155 gflops
Memory bus width
128 Bit
64/128 Bit
Memory bandwidth
80.0 GB/s
Shared memory
-
+
DirectX
12 (11_0)
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
640
Bus support
PCI Express 2.0, PCI Express 3.0
SLI options
+
HDMI
+
Bitcoin / BTC (SHA256)
153 Mh/s
Laptop size
medium sized
Standard memory configuration
DDR3 or GDDR5
eDP 1.2 signal support
Up to 3840x2160
LVDS signal support
Up to 1920x1200
DisplayPort Multimode (DP++) support
Up to 3840x2160
HDCP content protection
+
7.1 channel HD audio on HDMI
+
TrueHD and DTS-HD audio bitstreaming
+
H.264, VC1, MPEG2 1080p video decoder
+
Optimus
+
Ethereum / ETH (DaggerHashimoto)
1.8 Mh/s
Quick Sync
+
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