GeForce GT 640 vs Radeon R9 270X
In this comparison between GeForce GT 640 and Radeon R9 270X 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 R9 270X will be their preference. Study the comparison tables below and make your choice.
Main Specs
GeForce GT 640
Radeon R9 270X
Power consumption (TDP)
65 Watt
180 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
2 x 6-pin
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
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Radeon R9 270X has 176% more power consumption, than GeForce GT 640.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
GeForce GT 640 and Radeon R9 270X have maximum RAM of 2 GB.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and Radeon R9 270X - with GCN.
GeForce GT 640 and Radeon R9 270X 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
24−27
ultra / 1080p
1−2
14−16
QHD / 1440p
0−1
10−11
4K / 2160p
−
6−7
low / 720p
14−16
45−50
medium / 1080p
5−6
30−35
The average gaming FPS of Radeon R9 270X in Assassin's Creed Odyssey is 400% more, than GeForce GT 640.
high / 1080p
7−8
40−45
ultra / 1080p
5−6
30−35
QHD / 1440p
0−1
18−20
4K / 2160p
−
10−12
low / 720p
20−22
80−85
medium / 1080p
7−8
45−50
The average gaming FPS of Radeon R9 270X in Battlefield 5 is 410% more, than GeForce GT 640.
low / 768p
50−55
50−55
high / 1080p
35−40
−
QHD / 1440p
0−1
0−1
GeForce GT 640 and Radeon R9 270X have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
240−250
medium / 768p
90−95
210−220
ultra / 1080p
45−50
140−150
QHD / 1440p
24−27
110−120
4K / 2160p
18−20
60−65
high / 768p
65−70
180−190
The average gaming FPS of Radeon R9 270X in Counter-Strike: Global Offensive is 163% more, than GeForce GT 640.
low / 768p
70−75
60−65
ultra / 1080p
21−24
−
medium / 1080p
45−50
55−60
GeForce GT 640 and Radeon R9 270X have the same average FPS in Cyberpunk 2077.
low / 768p
70−75
120−130
medium / 768p
50−55
110−120
ultra / 1080p
27−30
90−95
The average gaming FPS of Radeon R9 270X in Dota 2 is 115% more, than GeForce GT 640.
high / 1080p
3−4
30−35
ultra / 1080p
3−4
27−30
QHD / 1440p
−
21−24
4K / 2160p
2−3
10−11
low / 720p
14−16
60−65
medium / 1080p
4−5
30−35
The average gaming FPS of Radeon R9 270X in Far Cry 5 is 560% more, than GeForce GT 640.
high / 1080p
10−12
40−45
ultra / 1080p
5−6
30−35
QHD / 1440p
2−3
18−20
low / 720p
50−55
140−150
medium / 1080p
16−18
85−90
The average gaming FPS of Radeon R9 270X in Fortnite is 282% more, than GeForce GT 640.
high / 1080p
6−7
40−45
ultra / 1080p
−
30−35
QHD / 1440p
4−5
18−20
4K / 2160p
2−3
16−18
low / 720p
21−24
80−85
medium / 1080p
9−10
45−50
The average gaming FPS of Radeon R9 270X in Forza Horizon 4 is 355% more, than GeForce GT 640.
low / 768p
45−50
110−120
medium / 768p
−
100−110
high / 1080p
7−8
50−55
ultra / 1080p
3−4
21−24
QHD / 1440p
0−1
10−12
medium / 720p
40−45
−
The average gaming FPS of Radeon R9 270X in Grand Theft Auto V is 231% more, than GeForce GT 640.
high / 1080p
2−3
16−18
ultra / 1080p
0−1
12−14
QHD / 1440p
−
12−14
4K / 2160p
0−1
4−5
low / 720p
8−9
45−50
medium / 1080p
4−5
21−24
The average gaming FPS of Radeon R9 270X in Metro Exodus is 480% more, than GeForce GT 640.
low / 768p
80−85
120−130
ultra / 1080p
70−75
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon R9 270X in Minecraft is 52% more, than GeForce GT 640.
ultra / 1080p
12−14
14−16
low / 720p
27−30
80−85
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon R9 270X in PLAYERUNKNOWN'S BATTLEGROUNDS is 111% more, than GeForce GT 640.
high / 1080p
6−7
18−20
ultra / 1080p
4−5
12−14
QHD / 1440p
0−1
4−5
4K / 2160p
−
3−4
low / 720p
7−8
45−50
medium / 1080p
−
24−27
The average gaming FPS of Radeon R9 270X in Red Dead Redemption 2 is 333% more, than GeForce GT 640.
low / 768p
14−16
90−95
medium / 768p
10−11
55−60
high / 1080p
5−6
30−35
ultra / 1080p
4−5
18−20
4K / 2160p
0−1
10−11
The average gaming FPS of Radeon R9 270X in The Witcher 3: Wild Hunt is 525% more, than GeForce GT 640.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
16−18
45−50
high / 768p
30−35
55−60
The average gaming FPS of Radeon R9 270X in World of Tanks is 66% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Radeon R9 270X
Architecture
Kepler
GCN
Code name
GK107
Curacao XT
Type
Desktop
Desktop
Release date
5 June 2012
8 October 2013
Pipelines
384
1280
Core clock speed
902 MHz
Boost Clock
1050 MHz
Transistor count
1,270 million
2,800 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
28.86
84.00
Floating-point performance
692.7 gflops
2,688 gflops
Length
145 mm
Memory bus width
128 Bit
256 Bit
Memory clock speed
1782 MHz
Memory bandwidth
28.51 GB/s
179.2 GB/s
Shared memory
-
DirectX
12 (11_0)
Shader Model
5.1
5.1
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.1.126
+
CUDA
3.0
FreeSync
+
Bus support
PCIe 3.0
HDMI
+
Bitcoin / BTC (SHA256)
24 Mh/s
318 Mh/s
Eyefinity
+
HD3D
+
TrueAudio
+
Design
reference
DisplayPort support
+
CrossFire
+
DDMA audio
+
Ethereum / ETH (DaggerHashimoto)
30 Mh/s
Zcash / ZEC (Equihash)
163 Sol/s
AppAcceleration
+
LiquidVR
+
TressFX
+
UVD
+
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