GeForce GT 640 vs Radeon R5 Bristol Ridge
In this comparison between GeForce GT 640 and Radeon R5 Bristol Ridge you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 640 will be the best choice, for others Radeon R5 Bristol Ridge will be their preference. Study the comparison tables below and make your choice.
Radeon R5 Bristol Ridge is a Laptop Graphics Card
Note: Radeon R5 Bristol Ridge 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 R5 Bristol Ridge here:
Main Specs
GeForce GT 640
Radeon R5 Bristol Ridge
Power consumption (TDP)
65 Watt
12-45 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3
Maximum RAM amount
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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GeForce GT 640 has 441% more power consumption, than Radeon R5 Bristol Ridge.
GeForce GT 640 is used in Desktops, and Radeon R5 Bristol Ridge - in Laptops.
GeForce GT 640 is build with Kepler architecture, and Radeon R5 Bristol Ridge - with GCN 1.2/2.0.
GeForce GT 640 and Radeon R5 Bristol Ridge are manufactured by 28 nm process technology.
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
3−4
ultra / 1080p
1−2
1−2
QHD / 1440p
0−1
0−1
low / 720p
14−16
14−16
medium / 1080p
5−6
5−6
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
7−8
7−8
ultra / 1080p
5−6
5−6
QHD / 1440p
0−1
0−1
low / 720p
20−22
18−20
medium / 1080p
7−8
8−9
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in Battlefield 5.
low / 768p
50−55
45−50
high / 1080p
35−40
40−45
QHD / 1440p
0−1
0−1
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
120−130
medium / 768p
90−95
95−100
ultra / 1080p
45−50
45−50
QHD / 1440p
24−27
24−27
4K / 2160p
18−20
−
high / 768p
65−70
70−75
The average gaming FPS of Radeon R5 Bristol Ridge in Counter-Strike: Global Offensive is 5% more, than GeForce GT 640.
low / 768p
70−75
70−75
ultra / 1080p
21−24
20−22
medium / 1080p
45−50
40−45
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 4% more, than Radeon R5 Bristol Ridge.
low / 768p
70−75
75−80
medium / 768p
50−55
55−60
ultra / 1080p
27−30
27−30
The average gaming FPS of Radeon R5 Bristol Ridge in Dota 2 is 5% more, than GeForce GT 640.
high / 1080p
3−4
4−5
ultra / 1080p
3−4
3−4
4K / 2160p
2−3
0−1
low / 720p
14−16
14−16
medium / 1080p
4−5
5−6
The average gaming FPS of Radeon R5 Bristol Ridge in Far Cry 5 is 16% more, than GeForce GT 640.
high / 1080p
10−12
12−14
ultra / 1080p
5−6
7−8
QHD / 1440p
2−3
4−5
low / 720p
50−55
55−60
medium / 1080p
16−18
14−16
The average gaming FPS of Radeon R5 Bristol Ridge in Fortnite is 11% more, than GeForce GT 640.
high / 1080p
6−7
6−7
ultra / 1080p
−
6−7
QHD / 1440p
4−5
0−1
4K / 2160p
2−3
−
low / 720p
21−24
21−24
medium / 1080p
9−10
9−10
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in Forza Horizon 4.
low / 768p
45−50
45−50
high / 1080p
7−8
8−9
ultra / 1080p
3−4
3−4
QHD / 1440p
0−1
0−1
medium / 720p
40−45
40−45
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in Grand Theft Auto V.
high / 1080p
2−3
2−3
ultra / 1080p
0−1
0−1
4K / 2160p
0−1
0−1
low / 720p
8−9
7−8
medium / 1080p
4−5
3−4
The average gaming FPS of GeForce GT 640 in Metro Exodus is 25% more, than Radeon R5 Bristol Ridge.
low / 768p
80−85
85−90
high / 1080p
−
65−70
ultra / 1080p
70−75
−
The average gaming FPS of Radeon R5 Bristol Ridge 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 R5 Bristol Ridge have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
6−7
6−7
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
7−8
7−8
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in Red Dead Redemption 2.
low / 768p
14−16
16−18
medium / 768p
10−11
12−14
high / 1080p
5−6
6−7
ultra / 1080p
4−5
4−5
4K / 2160p
0−1
1−2
The average gaming FPS of Radeon R5 Bristol Ridge in The Witcher 3: Wild Hunt is 25% more, than GeForce GT 640.
low / 768p
70−75
70−75
medium / 768p
35−40
35−40
ultra / 1080p
16−18
16−18
high / 768p
30−35
30−35
GeForce GT 640 and Radeon R5 Bristol Ridge have the same average FPS in World of Tanks.
Full Specs
GeForce GT 640
Radeon R5 Bristol Ridge
Architecture
Kepler
GCN 1.2/2.0
Code name
GK107
Bristol Ridge
Type
Desktop
Laptop
Release date
5 June 2012
1 June 2016
Pipelines
384
384
Core clock speed
902 MHz
Boost Clock
800 MHz
Transistor count
1,270 million
3100 Million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
28.86
Floating-point performance
692.7 gflops
Length
145 mm
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
1782 MHz
Memory bandwidth
28.51 GB/s
Shared memory
+
DirectX
12 (11_0)
DirectX 12 (FL 12_0)
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.126
CUDA
3.0
Bitcoin / BTC (SHA256)
24 Mh/s
Laptop size
medium sized
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