GeForce GT 640 vs Radeon HD 7730M
When choosing between GeForce GT 640 and Radeon HD 7730M, 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 640 and Radeon HD 7730M.
Radeon HD 7730M is a Laptop Graphics Card
Note: Radeon HD 7730M 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 Radeon HD 7730M here:
Main Specs
GeForce GT 640
Radeon HD 7730M
Power consumption (TDP)
65 Watt
25 Watt
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
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GeForce GT 640 has 160% more power consumption, than Radeon HD 7730M.
GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon HD 7730M uses PCIe 2.0 x16 interface.
GeForce GT 640 and Radeon HD 7730M have maximum RAM of 2 GB.
GeForce GT 640 is used in Desktops, and Radeon HD 7730M - in Laptops.
GeForce GT 640 is build with Kepler architecture, and Radeon HD 7730M - with GCN.
Core clock speed of GeForce GT 640 is 327 MHz higher, than Radeon HD 7730M.
GeForce GT 640 and Radeon HD 7730M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7730M is 18 MHz higher, than GeForce GT 640.
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
2−3
0−1
ultra / 1080p
1−2
−
QHD / 1440p
0−1
0−1
low / 720p
14−16
1−2
medium / 1080p
5−6
0−1
The average gaming FPS of GeForce GT 640 in Assassin's Creed Odyssey is 1400% more, than Radeon HD 7730M.
high / 1080p
7−8
−
ultra / 1080p
5−6
−
QHD / 1440p
0−1
0−1
low / 720p
20−22
0−1
medium / 1080p
7−8
−
low / 768p
50−55
50−55
high / 1080p
35−40
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7730M in Call of Duty: Warzone is 11% more, than GeForce GT 640.
low / 768p
110−120
60−65
medium / 768p
90−95
27−30
ultra / 1080p
45−50
7−8
QHD / 1440p
24−27
−
4K / 2160p
18−20
−
high / 768p
65−70
16−18
The average gaming FPS of GeForce GT 640 in Counter-Strike: Global Offensive is 185% more, than Radeon HD 7730M.
low / 768p
70−75
70−75
ultra / 1080p
21−24
0−1
medium / 1080p
45−50
45−50
GeForce GT 640 and Radeon HD 7730M have the same average FPS in Cyberpunk 2077.
low / 768p
70−75
45−50
medium / 768p
50−55
10−11
ultra / 1080p
27−30
0−1
The average gaming FPS of GeForce GT 640 in Dota 2 is 113% more, than Radeon HD 7730M.
high / 1080p
3−4
−
ultra / 1080p
3−4
−
4K / 2160p
2−3
−
low / 720p
14−16
0−1
medium / 1080p
4−5
−
high / 1080p
10−12
−
ultra / 1080p
5−6
−
QHD / 1440p
2−3
−
low / 720p
50−55
21−24
medium / 1080p
16−18
0−1
The average gaming FPS of GeForce GT 640 in Fortnite is 136% more, than Radeon HD 7730M.
high / 1080p
6−7
0−1
QHD / 1440p
4−5
0−1
4K / 2160p
2−3
−
low / 720p
21−24
0−1
medium / 1080p
9−10
0−1
low / 768p
45−50
18−20
high / 1080p
7−8
0−1
ultra / 1080p
3−4
−
QHD / 1440p
0−1
0−1
medium / 720p
40−45
12−14
The average gaming FPS of GeForce GT 640 in Grand Theft Auto V is 181% more, than Radeon HD 7730M.
high / 1080p
2−3
−
ultra / 1080p
0−1
−
4K / 2160p
0−1
−
low / 720p
8−9
0−1
medium / 1080p
4−5
−
low / 768p
80−85
75−80
high / 1080p
−
27−30
ultra / 1080p
70−75
−
The average gaming FPS of GeForce GT 640 in Minecraft is 6% more, than Radeon HD 7730M.
ultra / 1080p
12−14
−
low / 720p
27−30
8−9
medium / 1080p
14−16
−
The average gaming FPS of GeForce GT 640 in PLAYERUNKNOWN'S BATTLEGROUNDS is 250% more, than Radeon HD 7730M.
high / 1080p
6−7
−
ultra / 1080p
4−5
−
QHD / 1440p
0−1
−
low / 720p
7−8
0−1
low / 768p
14−16
0−1
medium / 768p
10−11
−
high / 1080p
5−6
−
ultra / 1080p
4−5
−
4K / 2160p
0−1
−
low / 768p
70−75
45−50
medium / 768p
35−40
14−16
ultra / 1080p
16−18
0−1
high / 768p
30−35
12−14
The average gaming FPS of GeForce GT 640 in World of Tanks is 88% more, than Radeon HD 7730M.
Full Specs
GeForce GT 640
Radeon HD 7730M
Architecture
Kepler
GCN
Code name
GK107
Lombok GL
Type
Desktop
Laptop
Release date
5 June 2012
24 April 2012
Pipelines
384
512
Core clock speed
902 MHz
575 MHz
Boost Clock
675 MHz
Transistor count
1,270 million
1,500 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
28.86
21.60
Floating-point performance
692.7 gflops
691.2 gflops
Length
145 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
1800 MHz
Memory bandwidth
28.51 GB/s
28.8 GB/s
Shared memory
-
DirectX
12 (11_0)
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.1.126
1.2.131
CUDA
3.0
Bitcoin / BTC (SHA256)
24 Mh/s
70 Mh/s
Laptop size
medium sized
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