GeForce GT 640M LE vs Iris Graphics 6100
In this comparison between GeForce GT 640M LE and Iris Graphics 6100 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 GT 640M LE will be the best choice, for others Iris Graphics 6100 will be their preference. Study the comparison tables below and make your choice.
GeForce GT 640M LE and Iris Graphics 6100 are Laptop Graphics Cards
Note: GeForce GT 640M LE and Iris Graphics 6100 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 GT 640M LE or Iris Graphics 6100 here:
Main Specs
GeForce GT 640M LE
Iris Graphics 6100
Power consumption (TDP)
20 Watt
15 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x1
Supplementary power connectors
None
Memory type
DDR3\DDR5
System Shared
Maximum RAM amount
2 GB
Display Connectors
No outputs
No outputs
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GeForce GT 640M LE has 33% more power consumption, than Iris Graphics 6100.
GeForce GT 640M LE is connected by PCIe 2.0 x16, and Iris Graphics 6100 uses PCIe 2.0 x1 interface.
Both cards are used in Laptops.
GeForce GT 640M LE is build with Fermi / Kepler architecture, and Iris Graphics 6100 - with Gen. 8 Broadwell.
GeForce GT 640M LE is manufactured by 28 nm process technology, and Iris Graphics 6100 - 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
0−1
4−5
ultra / 1080p
−
3−4
QHD / 1440p
0−1
0−1
low / 720p
1−2
12−14
medium / 1080p
0−1
5−6
The average gaming FPS of Iris Graphics 6100 in Assassin's Creed Odyssey is 1200% more, than GeForce GT 640M LE.
ultra / 1080p
−
7−8
QHD / 1440p
0−1
0−1
low / 720p
0−1
18−20
medium / 1080p
−
8−9
low / 768p
50−55
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GT 640M LE in Call of Duty: Warzone is 6% more, than Iris Graphics 6100.
low / 768p
60−65
110−120
medium / 768p
27−30
85−90
ultra / 1080p
7−8
40−45
QHD / 1440p
−
24−27
high / 768p
16−18
60−65
The average gaming FPS of Iris Graphics 6100 in Counter-Strike: Global Offensive is 171% more, than GeForce GT 640M LE.
low / 768p
70−75
55−60
ultra / 1080p
0−1
14−16
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640M LE in Cyberpunk 2077 is 15% more, than Iris Graphics 6100.
low / 768p
45−50
70−75
medium / 768p
10−11
45−50
ultra / 1080p
0−1
24−27
The average gaming FPS of Iris Graphics 6100 in Dota 2 is 106% more, than GeForce GT 640M LE.
high / 1080p
−
6−7
ultra / 1080p
−
5−6
4K / 2160p
−
3−4
low / 720p
0−1
12−14
medium / 1080p
−
6−7
high / 1080p
−
12−14
ultra / 1080p
−
8−9
low / 720p
21−24
50−55
medium / 1080p
0−1
14−16
The average gaming FPS of Iris Graphics 6100 in Fortnite is 136% more, than GeForce GT 640M LE.
high / 1080p
0−1
9−10
ultra / 1080p
−
9−10
QHD / 1440p
0−1
0−1
low / 720p
0−1
18−20
medium / 1080p
0−1
10−11
low / 768p
18−20
40−45
medium / 768p
−
35−40
high / 1080p
0−1
8−9
ultra / 1080p
−
5−6
QHD / 1440p
0−1
0−1
medium / 720p
12−14
−
The average gaming FPS of Iris Graphics 6100 in Grand Theft Auto V is 121% more, than GeForce GT 640M LE.
high / 1080p
−
3−4
ultra / 1080p
−
2−3
4K / 2160p
−
0−1
low / 720p
0−1
8−9
medium / 1080p
−
5−6
low / 768p
75−80
90−95
high / 1080p
27−30
80−85
ultra / 1080p
−
70−75
The average gaming FPS of Iris Graphics 6100 in Minecraft is 64% more, than GeForce GT 640M LE.
high / 1080p
−
16−18
ultra / 1080p
−
14−16
low / 720p
8−9
24−27
medium / 1080p
−
16−18
The average gaming FPS of Iris Graphics 6100 in PLAYERUNKNOWN'S BATTLEGROUNDS is 212% more, than GeForce GT 640M LE.
ultra / 1080p
−
7−8
QHD / 1440p
−
0−1
low / 720p
0−1
8−9
low / 768p
0−1
18−20
medium / 768p
−
12−14
high / 1080p
−
7−8
ultra / 1080p
−
5−6
low / 768p
45−50
80−85
medium / 768p
14−16
35−40
ultra / 1080p
0−1
14−16
high / 768p
12−14
30−35
The average gaming FPS of Iris Graphics 6100 in World of Tanks is 100% more, than GeForce GT 640M LE.
Full Specs
GeForce GT 640M LE
Iris Graphics 6100
Architecture
Fermi / Kepler
Gen. 8 Broadwell
Code name
N13P-LP
Broadwell GT3
Type
Laptop
Laptop
Release date
22 March 2012
5 January 2015
Pipelines
384
48
Core clock speed
300 MHz
Boost Clock
1100 MHz
Transistor count
585 million
189 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
52.80
Floating-point performance
384.0 gflops
Memory bus width
128bit
64/128 Bit
Memory clock speed
1800 - 4000 MHz
Shared memory
-
+
DirectX
12 API
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.5
4.4
OpenCL
1.1
2.0
Vulkan
N/A
1.1.80
CUDA
+
CUDA cores
Up to 384
Bus support
PCI Express 2.0, PCI Express 3.0
HDMI
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
3D Blu-Ray
+
Bitcoin / BTC (SHA256)
14 Mh/s
Laptop size
medium sized
Optimus
+
Quick Sync
+
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