GeForce GT 640 vs Radeon HD 7690M
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and Radeon HD 7690M. 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 GT 640 and Radeon HD 7690M. 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.
Radeon HD 7690M is a Laptop Graphics Card
Note: Radeon HD 7690M 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 7690M here:
Main Specs
GeForce GT 640
Radeon HD 7690M
Power consumption (TDP)
65 Watt
20 Watt
Interface
PCIe 3.0 x16
MXM-A (3.0)
Supplementary power connectors
None
None
Memory type
DDR3
GDDR5/DDR3
Maximum RAM amount
2 GB
1 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
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GeForce GT 640 has 225% more power consumption, than Radeon HD 7690M.
GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon HD 7690M uses MXM-A (3.0) interface.
GeForce GT 640 has 1 GB more memory, than Radeon HD 7690M.
GeForce GT 640 is used in Desktops, and Radeon HD 7690M - in Laptops.
GeForce GT 640 is build with Kepler architecture, and Radeon HD 7690M - with Terascale 2.
Core clock speed of GeForce GT 640 is 302 MHz higher, than Radeon HD 7690M.
GeForce GT 640 is manufactured by 28 nm process technology, and Radeon HD 7690M - by 40 nm process technology.
Memory clock speed of Radeon HD 7690M is 1818 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
2−3
ultra / 1080p
1−2
0−1
QHD / 1440p
0−1
0−1
low / 720p
14−16
12−14
medium / 1080p
5−6
4−5
The average gaming FPS of GeForce GT 640 in Assassin's Creed Odyssey is 16% more, than Radeon HD 7690M.
high / 1080p
7−8
−
ultra / 1080p
5−6
5−6
QHD / 1440p
0−1
0−1
low / 720p
20−22
14−16
medium / 1080p
7−8
6−7
The average gaming FPS of GeForce GT 640 in Battlefield 5 is 22% more, than Radeon HD 7690M.
low / 768p
50−55
50−55
high / 1080p
35−40
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7690M in Call of Duty: Warzone is 4% more, than GeForce GT 640.
low / 768p
110−120
120−130
medium / 768p
90−95
90−95
ultra / 1080p
45−50
40−45
QHD / 1440p
24−27
21−24
4K / 2160p
18−20
16−18
high / 768p
65−70
65−70
GeForce GT 640 and Radeon HD 7690M have the same average FPS in Counter-Strike: Global Offensive.
low / 768p
70−75
65−70
ultra / 1080p
21−24
20−22
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 4% more, than Radeon HD 7690M.
low / 768p
70−75
75−80
medium / 768p
50−55
45−50
ultra / 1080p
27−30
21−24
The average gaming FPS of GeForce GT 640 in Dota 2 is 4% more, than Radeon HD 7690M.
high / 1080p
3−4
2−3
ultra / 1080p
3−4
2−3
4K / 2160p
2−3
2−3
low / 720p
14−16
10−12
medium / 1080p
4−5
3−4
The average gaming FPS of GeForce GT 640 in Far Cry 5 is 25% more, than Radeon HD 7690M.
high / 1080p
10−12
10−11
ultra / 1080p
5−6
5−6
QHD / 1440p
2−3
3−4
low / 720p
50−55
50−55
medium / 1080p
16−18
10−12
The average gaming FPS of GeForce GT 640 in Fortnite is 6% more, than Radeon HD 7690M.
high / 1080p
6−7
5−6
QHD / 1440p
4−5
3−4
4K / 2160p
2−3
2−3
low / 720p
21−24
18−20
medium / 1080p
9−10
8−9
The average gaming FPS of GeForce GT 640 in Forza Horizon 4 is 28% more, than Radeon HD 7690M.
low / 768p
45−50
45−50
high / 1080p
7−8
4−5
ultra / 1080p
3−4
2−3
QHD / 1440p
0−1
0−1
medium / 720p
40−45
35−40
The average gaming FPS of GeForce GT 640 in Grand Theft Auto V is 8% more, than Radeon HD 7690M.
high / 1080p
2−3
2−3
ultra / 1080p
0−1
0−1
4K / 2160p
0−1
0−1
low / 720p
8−9
4−5
medium / 1080p
4−5
3−4
The average gaming FPS of GeForce GT 640 in Metro Exodus is 66% more, than Radeon HD 7690M.
low / 768p
80−85
90−95
high / 1080p
−
80−85
ultra / 1080p
70−75
70−75
medium / 1080p
−
85−90
The average gaming FPS of Radeon HD 7690M in Minecraft is 6% more, than GeForce GT 640.
ultra / 1080p
12−14
12−14
low / 720p
27−30
27−30
medium / 1080p
14−16
14−16
GeForce GT 640 and Radeon HD 7690M have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
6−7
−
ultra / 1080p
4−5
−
QHD / 1440p
0−1
−
low / 720p
7−8
6−7
The average gaming FPS of GeForce GT 640 in Red Dead Redemption 2 is 16% more, than Radeon HD 7690M.
low / 768p
14−16
10−11
medium / 768p
10−11
8−9
high / 1080p
5−6
4−5
ultra / 1080p
4−5
4−5
4K / 2160p
0−1
1−2
The average gaming FPS of GeForce GT 640 in The Witcher 3: Wild Hunt is 14% more, than Radeon HD 7690M.
low / 768p
70−75
70−75
medium / 768p
35−40
35−40
ultra / 1080p
16−18
14−16
high / 768p
30−35
30−35
GeForce GT 640 and Radeon HD 7690M have the same average FPS in World of Tanks.
Full Specs
GeForce GT 640
Radeon HD 7690M
Architecture
Kepler
Terascale 2
Code name
GK107
Thames XT / XTX
Type
Desktop
Laptop
Release date
5 June 2012
7 June 2011
Pipelines
384
480
Core clock speed
902 MHz
600 MHz
Boost Clock
725 MHz
Transistor count
1,270 million
716 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
28.86
17.40
Floating-point performance
692.7 gflops
696.0 gflops
Length
145 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
3600/1800 MHz
Memory bandwidth
28.51 GB/s
28.8 GB/s
Shared memory
-
DirectX
12 (11_0)
11.2 (11_0)
Shader Model
5.1
5.0
OpenGL
4.6
4.4
OpenCL
1.2
1.2
Vulkan
1.1.126
N/A
CUDA
3.0
Bitcoin / BTC (SHA256)
24 Mh/s
Laptop size
medium sized
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