GeForce 9800M GTX SLI vs GeForce GT 640M LE
Find out if it is worth upgrading your current GPU setup by comparing GeForce 9800M GTX SLI and GeForce GT 640M LE. 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 9800M GTX SLI and GeForce GT 640M LE. 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.
GeForce 9800M GTX SLI and GeForce GT 640M LE are Laptop Graphics Cards
Note: GeForce 9800M GTX SLI and GeForce GT 640M LE 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 9800M GTX SLI or GeForce GT 640M LE here:
Main Specs
GeForce 9800M GTX SLI
GeForce GT 640M LE
Power consumption (TDP)
150 Watt
20 Watt
Interface
PCIe 2.0 x16
Memory type
GDDR3
DDR3\DDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
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GeForce 9800M GTX SLI has 650% more power consumption, than GeForce GT 640M LE.
GeForce GT 640M LE has 1 GB more memory, than GeForce 9800M GTX SLI.
Both cards are used in Laptops.
GeForce 9800M GTX SLI is build with G9x architecture, and GeForce GT 640M LE - with Fermi / Kepler.
GeForce 9800M GTX SLI is manufactured by 65 nm process technology, and GeForce GT 640M LE - by 28 nm process technology.
Memory clock speed of GeForce GT 640M LE is 1000 MHz higher, than GeForce 9800M GTX SLI.
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
10−11
0−1
ultra / 1080p
6−7
−
QHD / 1440p
0−1
0−1
low / 720p
21−24
1−2
medium / 1080p
12−14
0−1
The average gaming FPS of GeForce 9800M GTX SLI in Assassin's Creed Odyssey is 2100% more, than GeForce GT 640M LE.
high / 1080p
16−18
−
ultra / 1080p
14−16
−
QHD / 1440p
0−1
0−1
low / 720p
35−40
0−1
medium / 1080p
18−20
−
low / 768p
45−50
50−55
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GT 640M LE in Call of Duty: Warzone is 10% more, than GeForce 9800M GTX SLI.
low / 768p
170−180
60−65
medium / 768p
140−150
27−30
ultra / 1080p
70−75
7−8
QHD / 1440p
40−45
−
4K / 2160p
30−33
−
high / 768p
100−110
16−18
The average gaming FPS of GeForce 9800M GTX SLI in Counter-Strike: Global Offensive is 342% more, than GeForce GT 640M LE.
low / 768p
55−60
70−75
ultra / 1080p
27−30
0−1
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640M LE in Cyberpunk 2077 is 15% more, than GeForce 9800M GTX SLI.
low / 768p
90−95
45−50
medium / 768p
75−80
10−11
ultra / 1080p
45−50
0−1
The average gaming FPS of GeForce 9800M GTX SLI in Dota 2 is 193% more, than GeForce GT 640M LE.
high / 1080p
12−14
−
ultra / 1080p
10−12
−
4K / 2160p
4−5
−
low / 720p
27−30
0−1
medium / 1080p
12−14
−
high / 1080p
18−20
−
ultra / 1080p
14−16
−
low / 720p
75−80
21−24
medium / 1080p
35−40
0−1
The average gaming FPS of GeForce 9800M GTX SLI in Fortnite is 250% more, than GeForce GT 640M LE.
high / 1080p
16−18
0−1
ultra / 1080p
14−16
−
QHD / 1440p
4−5
0−1
low / 720p
35−40
0−1
medium / 1080p
20−22
0−1
low / 768p
65−70
18−20
medium / 768p
55−60
−
high / 1080p
18−20
0−1
ultra / 1080p
8−9
−
QHD / 1440p
0−1
0−1
medium / 720p
−
12−14
The average gaming FPS of GeForce 9800M GTX SLI in Grand Theft Auto V is 252% more, than GeForce GT 640M LE.
high / 1080p
6−7
−
ultra / 1080p
5−6
−
4K / 2160p
1−2
−
low / 720p
18−20
0−1
medium / 1080p
9−10
−
low / 768p
100−110
75−80
high / 1080p
−
27−30
ultra / 1080p
90−95
−
medium / 1080p
95−100
−
The average gaming FPS of GeForce 9800M GTX SLI in Minecraft is 36% more, than GeForce GT 640M LE.
high / 1080p
18−20
−
ultra / 1080p
14−16
−
low / 720p
40−45
8−9
medium / 1080p
20−22
−
The average gaming FPS of GeForce 9800M GTX SLI in PLAYERUNKNOWN'S BATTLEGROUNDS is 425% more, than GeForce GT 640M LE.
high / 1080p
12−14
−
ultra / 1080p
8−9
−
QHD / 1440p
0−1
−
low / 720p
18−20
0−1
medium / 1080p
12−14
−
low / 768p
35−40
0−1
medium / 768p
21−24
−
high / 1080p
12−14
−
ultra / 1080p
8−9
−
4K / 2160p
7−8
−
low / 768p
90−95
45−50
medium / 768p
50−55
14−16
ultra / 1080p
24−27
0−1
high / 768p
45−50
12−14
The average gaming FPS of GeForce 9800M GTX SLI in World of Tanks is 156% more, than GeForce GT 640M LE.
Full Specs
GeForce 9800M GTX SLI
GeForce GT 640M LE
Architecture
G9x
Fermi / Kepler
Code name
NB9E-GTX
N13P-LP
Type
Laptop
Laptop
Release date
15 July 2008
22 March 2012
Pipelines
224
384
Core clock speed
500 MHz
Transistor count
3016 Million
585 million
Manufacturing process technology
65 nm
28 nm
Floating-point performance
384.0 gflops
Memory bus width
256 Bit
128bit
Memory clock speed
800 MHz
1800 - 4000 MHz
Shared memory
-
-
DirectX
DirectX 10, Shader 4.0
12 API
Shader Model
5.1
OpenGL
4.5
OpenCL
1.1
Vulkan
N/A
CUDA
+
+
CUDA cores
Up to 384
Bus support
PCI Express 2.0, PCI Express 3.0
SLI options
+
HDMI
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
3D Blu-Ray
+
Bitcoin / BTC (SHA256)
14 Mh/s
Laptop size
large
medium sized
Optimus
+
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