GeForce GT 640 vs Radeon HD 6750
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and Radeon HD 6750. 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 6750. 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.
Main Specs
GeForce GT 640
Radeon HD 6750
Power consumption (TDP)
65 Watt
86 Watt
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
1 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 6750 has 32% more power consumption, than GeForce GT 640.
GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon HD 6750 uses PCIe 2.0 x16 interface.
GeForce GT 640 has 1 GB more memory, than Radeon HD 6750.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and Radeon HD 6750 - with TeraScale 2.
GeForce GT 640 is manufactured by 28 nm process technology, and Radeon HD 6750 - by 40 nm process technology.
Radeon HD 6750 is 25 mm longer, than GeForce GT 640.
Memory clock speed of GeForce GT 640 is 732 MHz higher, than Radeon HD 6750.
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
1−2
ultra / 1080p
1−2
0−1
QHD / 1440p
0−1
0−1
low / 720p
14−16
12−14
medium / 1080p
5−6
3−4
The average gaming FPS of GeForce GT 640 in Assassin's Creed Odyssey is 16% more, than Radeon HD 6750.
high / 1080p
7−8
−
ultra / 1080p
5−6
4−5
QHD / 1440p
0−1
0−1
low / 720p
20−22
16−18
medium / 1080p
7−8
6−7
The average gaming FPS of GeForce GT 640 in Battlefield 5 is 22% more, than Radeon HD 6750.
low / 768p
50−55
45−50
high / 1080p
35−40
40−45
QHD / 1440p
0−1
0−1
GeForce GT 640 and Radeon HD 6750 have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
120−130
medium / 768p
90−95
90−95
ultra / 1080p
45−50
40−45
QHD / 1440p
24−27
24−27
4K / 2160p
18−20
18−20
high / 768p
65−70
65−70
The average gaming FPS of Radeon HD 6750 in Counter-Strike: Global Offensive is 1% more, than GeForce GT 640.
low / 768p
70−75
85−90
ultra / 1080p
21−24
16−18
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon HD 6750 in Cyberpunk 2077 is 4% more, than GeForce GT 640.
low / 768p
70−75
75−80
medium / 768p
50−55
50−55
ultra / 1080p
27−30
24−27
GeForce GT 640 and Radeon HD 6750 have the same average FPS in Dota 2.
high / 1080p
3−4
2−3
ultra / 1080p
3−4
2−3
4K / 2160p
2−3
1−2
low / 720p
14−16
12−14
medium / 1080p
4−5
3−4
The average gaming FPS of GeForce GT 640 in Far Cry 5 is 25% more, than Radeon HD 6750.
high / 1080p
10−12
10−11
ultra / 1080p
5−6
5−6
QHD / 1440p
2−3
2−3
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 6750.
high / 1080p
6−7
4−5
QHD / 1440p
4−5
0−1
4K / 2160p
2−3
−
low / 720p
21−24
18−20
medium / 1080p
9−10
7−8
The average gaming FPS of GeForce GT 640 in Forza Horizon 4 is 20% more, than Radeon HD 6750.
low / 768p
45−50
45−50
high / 1080p
7−8
5−6
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 6750.
high / 1080p
2−3
1−2
ultra / 1080p
0−1
0−1
4K / 2160p
0−1
0−1
low / 720p
8−9
5−6
medium / 1080p
4−5
3−4
The average gaming FPS of GeForce GT 640 in Metro Exodus is 66% more, than Radeon HD 6750.
low / 768p
80−85
90−95
high / 1080p
−
85−90
ultra / 1080p
70−75
70−75
medium / 1080p
−
90−95
The average gaming FPS of Radeon HD 6750 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 6750 have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
6−7
−
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
7−8
6−7
The average gaming FPS of GeForce GT 640 in Red Dead Redemption 2 is 20% more, than Radeon HD 6750.
low / 768p
14−16
12−14
medium / 768p
10−11
9−10
high / 1080p
5−6
4−5
ultra / 1080p
4−5
3−4
4K / 2160p
0−1
0−1
The average gaming FPS of GeForce GT 640 in The Witcher 3: Wild Hunt is 14% more, than Radeon HD 6750.
low / 768p
70−75
75−80
medium / 768p
35−40
35−40
ultra / 1080p
16−18
16−18
high / 768p
30−35
30−35
The average gaming FPS of Radeon HD 6750 in World of Tanks is 5% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Radeon HD 6750
Architecture
Kepler
TeraScale 2
Code name
GK107
Juniper
Type
Desktop
Desktop
Release date
5 June 2012
21 January 2011
Pipelines
384
720
Core clock speed
902 MHz
Boost Clock
900 MHz
Transistor count
1,270 million
1,040 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
28.86
25.20
Floating-point performance
692.7 gflops
1,008.0 gflops
Length
145 mm
170 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
1050 MHz
Memory bandwidth
28.51 GB/s
73.6 GB/s
DirectX
12 (11_0)
Shader Model
5.1
5.0
OpenGL
4.6
4.4
OpenCL
1.2
1.2
Vulkan
1.1.126
CUDA
3.0
Bus support
PCIe 2.0 x16
HDMI
+
Bitcoin / BTC (SHA256)
24 Mh/s
92 Mh/s
Eyefinity
+
Design
reference
CrossFire
+
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