GeForce GT 640M vs GeForce GTX 285
When choosing between GeForce GT 640M and GeForce GTX 285, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 640M and GeForce GTX 285.
GeForce GT 640M is a Laptop Graphics Card
Note: GeForce GT 640M is only used in laptop graphics. It has 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 here:
Main Specs
GeForce GT 640M
GeForce GTX 285
Power consumption (TDP)
32 Watt
204 Watt
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
DDR3\GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Display Connectors
No outputs
2x DVI, 1x S-Video
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GeForce GTX 285 has 537% more power consumption, than GeForce GT 640M.
GeForce GT 640M is connected by PCIe 3.0 x16, and GeForce GTX 285 uses PCIe 2.0 x16 interface.
GeForce GT 640M has 1 GB more memory, than GeForce GTX 285.
GeForce GT 640M is used in Laptops, and GeForce GTX 285 - in Desktops.
GeForce GT 640M is build with Kepler architecture, and GeForce GTX 285 - with Tesla 2.0.
GeForce GT 640M is manufactured by 28 nm process technology, and GeForce GTX 285 - by 55 nm process technology.
Memory clock speed of GeForce GT 640M is 558 MHz higher, than GeForce GTX 285.
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
7−8
ultra / 1080p
0−1
4−5
QHD / 1440p
0−1
0−1
low / 720p
10−12
16−18
medium / 1080p
2−3
9−10
The average gaming FPS of GeForce GTX 285 in Assassin's Creed Odyssey is 116% more, than GeForce GT 640M.
high / 1080p
−
12−14
ultra / 1080p
3−4
10−11
QHD / 1440p
0−1
0−1
low / 720p
12−14
24−27
medium / 1080p
4−5
12−14
The average gaming FPS of GeForce GTX 285 in Battlefield 5 is 128% more, than GeForce GT 640M.
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 in Call of Duty: Warzone is 6% more, than GeForce GTX 285.
low / 768p
110−120
140−150
medium / 768p
85−90
110−120
ultra / 1080p
35−40
55−60
QHD / 1440p
−
30−35
4K / 2160p
10−11
27−30
high / 768p
55−60
85−90
The average gaming FPS of GeForce GTX 285 in Counter-Strike: Global Offensive is 40% more, than GeForce GT 640M.
low / 768p
70−75
55−60
ultra / 1080p
12−14
20−22
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640M in Cyberpunk 2077 is 4% more, than GeForce GTX 285.
low / 768p
70−75
80−85
medium / 768p
40−45
60−65
ultra / 1080p
18−20
35−40
The average gaming FPS of GeForce GTX 285 in Dota 2 is 36% more, than GeForce GT 640M.
high / 1080p
2−3
8−9
ultra / 1080p
2−3
8−9
4K / 2160p
0−1
4−5
low / 720p
9−10
20−22
medium / 1080p
3−4
9−10
The average gaming FPS of GeForce GTX 285 in Far Cry 5 is 175% more, than GeForce GT 640M.
high / 1080p
−
14−16
ultra / 1080p
5−6
10−12
QHD / 1440p
1−2
−
low / 720p
45−50
60−65
medium / 1080p
7−8
24−27
The average gaming FPS of GeForce GTX 285 in Fortnite is 65% more, than GeForce GT 640M.
high / 1080p
2−3
12−14
ultra / 1080p
−
10−12
QHD / 1440p
0−1
1−2
low / 720p
14−16
27−30
medium / 1080p
5−6
14−16
The average gaming FPS of GeForce GTX 285 in Forza Horizon 4 is 157% more, than GeForce GT 640M.
low / 768p
40−45
55−60
medium / 768p
−
45−50
high / 1080p
3−4
12−14
ultra / 1080p
2−3
6−7
QHD / 1440p
0−1
0−1
medium / 720p
30−35
−
The average gaming FPS of GeForce GTX 285 in Grand Theft Auto V is 56% more, than GeForce GT 640M.
high / 1080p
1−2
5−6
ultra / 1080p
0−1
3−4
4K / 2160p
0−1
0−1
low / 720p
2−3
12−14
medium / 1080p
2−3
7−8
The average gaming FPS of GeForce GTX 285 in Metro Exodus is 300% more, than GeForce GT 640M.
low / 768p
85−90
95−100
high / 1080p
55−60
90−95
ultra / 1080p
−
80−85
medium / 1080p
−
90−95
The average gaming FPS of GeForce GTX 285 in Minecraft is 31% more, than GeForce GT 640M.
high / 1080p
14−16
16−18
ultra / 1080p
12−14
14−16
low / 720p
24−27
30−35
medium / 1080p
14−16
18−20
The average gaming FPS of GeForce GTX 285 in PLAYERUNKNOWN'S BATTLEGROUNDS is 17% more, than GeForce GT 640M.
ultra / 1080p
3−4
7−8
QHD / 1440p
0−1
0−1
low / 720p
3−4
12−14
medium / 1080p
−
10−12
The average gaming FPS of GeForce GTX 285 in Red Dead Redemption 2 is 233% more, than GeForce GT 640M.
low / 768p
7−8
24−27
medium / 768p
6−7
16−18
high / 1080p
3−4
10−11
ultra / 1080p
−
6−7
4K / 2160p
0−1
6−7
The average gaming FPS of GeForce GTX 285 in The Witcher 3: Wild Hunt is 240% more, than GeForce GT 640M.
low / 768p
70−75
85−90
medium / 768p
35−40
45−50
ultra / 1080p
12−14
20−22
high / 768p
27−30
35−40
The average gaming FPS of GeForce GTX 285 in World of Tanks is 29% more, than GeForce GT 640M.
Full Specs
GeForce GT 640M
GeForce GTX 285
Architecture
Kepler
Tesla 2.0
Code name
N13P-GS
GT200B
Type
Laptop
Desktop
Release date
22 March 2012
23 December 2008
Pipelines
384
240
Core clock speed
1476 MHz
Boost Clock
645 MHz
Transistor count
1,270 million
1,400 million
Manufacturing process technology
28 nm
55 nm
Texture fill rate
51.8 billion/sec
Floating-point performance
480.0 gflops
708.5 gflops
Length
10.5" (267 mm) (26.7 cm)
Memory bus width
128bit
512 Bit
Memory clock speed
1800 - 4000 MHz
1242 MHz
Memory bandwidth
159.0 GB/s
Shared memory
-
DirectX
12 API
11.1 (10_0)
Shader Model
5.1
4.0
OpenGL
4.5
2.1
OpenCL
1.1
1.1
Vulkan
1.1.126
N/A
CUDA
+
+
CUDA cores
384
240
Bus support
PCI Express 2.0, PCI Express 3.0
Height
4.376" (111 mm) (11.1 cm)
SLI options
+
Multi monitor support
+
HDMI
+
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
2048x1536
Audio input for HDMI
S/PDIF
3D Blu-Ray
+
Bitcoin / BTC (SHA256)
18 Mh/s
Laptop size
medium sized
Optimus
+
High Dynamic-Range Lighting (HDRR)
128bit
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