GeForce 820A vs GeForce GTX 770
In this comparison between GeForce 820A and GeForce GTX 770 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 820A will be the best choice, for others GeForce GTX 770 will be their preference. Study the comparison tables below and make your choice.
GeForce 820A
Main Specs
GeForce 820A
GeForce GTX 770
Power consumption (TDP)
15 Watt
230 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 8-pin and one 6-pin
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
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GeForce GTX 770 has 1433% more power consumption, than GeForce 820A.
GeForce 820A is connected by PCIe 2.0 x16, and GeForce GTX 770 uses PCIe 3.0 x16 interface.
GeForce GTX 770 has 1 GB more memory, than GeForce 820A.
Both cards are used in Desktops.
GeForce 820A is build with Fermi 2.0 architecture, and GeForce GTX 770 - with Kepler.
Core clock speed of GeForce GTX 770 is 271 MHz higher, than GeForce 820A.
GeForce 820A and GeForce GTX 770 are manufactured by 28 nm process technology.
Memory clock speed of GeForce GTX 770 is 5212 MHz higher, than GeForce 820A.
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
0−1
35−40
ultra / 1080p
−
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
1−2
60−65
medium / 1080p
0−1
40−45
The average gaming FPS of GeForce GTX 770 in Assassin's Creed Odyssey is 6100% more, than GeForce 820A.
high / 1080p
−
55−60
ultra / 1080p
−
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
0−1
100−110
medium / 1080p
−
60−65
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce 820A and GeForce GTX 770 have the same average FPS in Call of Duty: Warzone.
low / 768p
60−65
250−260
medium / 768p
27−30
220−230
ultra / 1080p
7−8
180−190
QHD / 1440p
−
110−120
4K / 2160p
−
70−75
high / 768p
16−18
210−220
The average gaming FPS of GeForce GTX 770 in Counter-Strike: Global Offensive is 685% more, than GeForce 820A.
low / 768p
70−75
60−65
ultra / 1080p
0−1
−
medium / 1080p
45−50
55−60
GeForce 820A and GeForce GTX 770 have the same average FPS in Cyberpunk 2077.
low / 768p
45−50
120−130
medium / 768p
10−11
110−120
ultra / 1080p
0−1
100−110
The average gaming FPS of GeForce GTX 770 in Dota 2 is 313% more, than GeForce 820A.
high / 1080p
−
45−50
ultra / 1080p
−
40−45
QHD / 1440p
−
27−30
4K / 2160p
−
14−16
low / 720p
0−1
80−85
medium / 1080p
−
45−50
high / 1080p
−
60−65
ultra / 1080p
−
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
21−24
180−190
medium / 1080p
0−1
110−120
The average gaming FPS of GeForce GTX 770 in Fortnite is 740% more, than GeForce 820A.
high / 1080p
0−1
60−65
ultra / 1080p
−
45−50
QHD / 1440p
0−1
30−35
4K / 2160p
−
24−27
low / 720p
0−1
100−110
medium / 1080p
0−1
65−70
low / 768p
18−20
140−150
medium / 768p
−
120−130
high / 1080p
0−1
70−75
ultra / 1080p
−
30−35
QHD / 1440p
0−1
21−24
medium / 720p
12−14
−
The average gaming FPS of GeForce GTX 770 in Grand Theft Auto V is 663% more, than GeForce 820A.
high / 1080p
−
24−27
ultra / 1080p
−
20−22
QHD / 1440p
−
16−18
4K / 2160p
−
8−9
low / 720p
0−1
65−70
medium / 1080p
−
30−35
low / 768p
75−80
130−140
high / 1080p
27−30
−
medium / 1080p
−
120−130
The average gaming FPS of GeForce GTX 770 in Minecraft is 75% more, than GeForce 820A.
ultra / 1080p
−
14−16
low / 720p
8−9
100−110
medium / 1080p
−
18−20
The average gaming FPS of GeForce GTX 770 in PLAYERUNKNOWN'S BATTLEGROUNDS is 1212% more, than GeForce 820A.
high / 1080p
−
24−27
ultra / 1080p
−
16−18
QHD / 1440p
−
10−11
4K / 2160p
−
7−8
low / 720p
0−1
65−70
medium / 1080p
−
35−40
low / 768p
0−1
130−140
medium / 768p
−
85−90
high / 1080p
−
45−50
ultra / 1080p
−
24−27
4K / 2160p
−
16−18
low / 768p
45−50
90−95
medium / 768p
14−16
60−65
ultra / 1080p
0−1
50−55
high / 768p
12−14
60−65
The average gaming FPS of GeForce GTX 770 in World of Tanks is 188% more, than GeForce 820A.
Full Specs
GeForce 820A
GeForce GTX 770
Architecture
Fermi 2.0
Kepler
Code name
GF117
GK104
Type
Desktop
Desktop
Release date
17 March 2014
30 May 2013
Pipelines
96
1536
Core clock speed
775 MHz
1046 MHz
Boost Clock
1085 MHz
Transistor count
585 million
3,540 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
12.40
134 billion/sec
Floating-point performance
297.6 gflops
3,333 gflops
Length
10.5" (26.7 cm)
Memory bus width
64 Bit
256 Bit
Memory clock speed
1800 MHz
7012 MHz
Memory bandwidth
14.4 GB/s
224.3 GB/s
DirectX
12 (11_0)
12 (11_0)
Shader Model
5.1
5.1
OpenGL
4.6
4.3
OpenCL
1.1
1.2
Vulkan
N/A
1.1.126
CUDA
2.1
+
CUDA cores
1536
Bus support
PCI Express 3.0
Height
4.376" (11.1 cm)
Multi monitor support
4 displays
HDMI
+
HDCP
+
Maximum VGA resolution
2048x1536
Audio input for HDMI
Internal
3D Gaming
+
3D Vision
+
3D Vision Live
+
Bitcoin / BTC (SHA256)
113 Mh/s
Ethereum / ETH (DaggerHashimoto)
3.9 Mh/s
Blu Ray 3D
+
Minimum recommended system power
600 Watt
PhysX
+
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