GeForce GTX 660 Ti vs Radeon HD 6770
In this comparison between GeForce GTX 660 Ti and Radeon HD 6770 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 GTX 660 Ti will be the best choice, for others Radeon HD 6770 will be their preference. Study the comparison tables below and make your choice.
Main Specs
GeForce GTX 660 Ti
Radeon HD 6770
Power consumption (TDP)
150 Watt
108 Watt
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
Two 6-pin
1x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 2x mini-DisplayPort
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GeForce GTX 660 Ti has 38% more power consumption, than Radeon HD 6770.
GeForce GTX 660 Ti is connected by PCIe 3.0 x16, and Radeon HD 6770 uses PCIe 2.0 x16 interface.
GeForce GTX 660 Ti has 1 GB more memory, than Radeon HD 6770.
Both cards are used in Desktops.
GeForce GTX 660 Ti is build with Kepler architecture, and Radeon HD 6770 - with TeraScale 2.
GeForce GTX 660 Ti is manufactured by 28 nm process technology, and Radeon HD 6770 - by 40 nm process technology.
Radeon HD 6770 is 189 mm longer, than GeForce GTX 660 Ti.
Memory clock speed of Radeon HD 6770 is 1044 MHz higher, than GeForce GTX 660 Ti.
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
21−24
3−4
ultra / 1080p
12−14
1−2
QHD / 1440p
8−9
0−1
4K / 2160p
5−6
−
low / 720p
40−45
14−16
medium / 1080p
27−30
5−6
The average gaming FPS of GeForce GTX 660 Ti in Assassin's Creed Odyssey is 333% more, than Radeon HD 6770.
high / 1080p
35−40
7−8
ultra / 1080p
30−35
6−7
QHD / 1440p
14−16
0−1
4K / 2160p
9−10
−
low / 720p
70−75
20−22
medium / 1080p
40−45
8−9
The average gaming FPS of GeForce GTX 660 Ti in Battlefield 5 is 360% more, than Radeon HD 6770.
low / 768p
50−55
45−50
high / 1080p
−
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 660 Ti in Call of Duty: Warzone is 10% more, than Radeon HD 6770.
low / 768p
230−240
120−130
medium / 768p
210−220
95−100
ultra / 1080p
120−130
45−50
QHD / 1440p
100−110
24−27
4K / 2160p
55−60
−
high / 768p
170−180
70−75
The average gaming FPS of GeForce GTX 660 Ti in Counter-Strike: Global Offensive is 134% more, than Radeon HD 6770.
low / 768p
60−65
70−75
ultra / 1080p
55−60
20−22
medium / 1080p
55−60
40−45
The average gaming FPS of GeForce GTX 660 Ti in Cyberpunk 2077 is 31% more, than Radeon HD 6770.
low / 768p
120−130
75−80
medium / 768p
110−120
55−60
ultra / 1080p
85−90
27−30
The average gaming FPS of GeForce GTX 660 Ti in Dota 2 is 101% more, than Radeon HD 6770.
high / 1080p
27−30
4−5
ultra / 1080p
24−27
3−4
QHD / 1440p
20−22
−
4K / 2160p
9−10
1−2
low / 720p
55−60
14−16
medium / 1080p
30−33
5−6
The average gaming FPS of GeForce GTX 660 Ti in Far Cry 5 is 400% more, than Radeon HD 6770.
high / 1080p
35−40
12−14
ultra / 1080p
27−30
7−8
QHD / 1440p
16−18
4−5
low / 720p
130−140
55−60
medium / 1080p
75−80
16−18
The average gaming FPS of GeForce GTX 660 Ti in Fortnite is 210% more, than Radeon HD 6770.
high / 1080p
35−40
7−8
ultra / 1080p
27−30
6−7
QHD / 1440p
16−18
0−1
4K / 2160p
14−16
−
low / 720p
75−80
21−24
medium / 1080p
40−45
9−10
The average gaming FPS of GeForce GTX 660 Ti in Forza Horizon 4 is 318% more, than Radeon HD 6770.
low / 768p
110−120
45−50
medium / 768p
95−100
−
high / 1080p
45−50
9−10
ultra / 1080p
18−20
4−5
QHD / 1440p
9−10
0−1
medium / 720p
−
40−45
The average gaming FPS of GeForce GTX 660 Ti in Grand Theft Auto V is 200% more, than Radeon HD 6770.
high / 1080p
14−16
2−3
ultra / 1080p
10−12
0−1
QHD / 1440p
10−12
−
4K / 2160p
3−4
0−1
low / 720p
40−45
8−9
medium / 1080p
20−22
4−5
The average gaming FPS of GeForce GTX 660 Ti in Metro Exodus is 420% more, than Radeon HD 6770.
low / 768p
120−130
85−90
high / 1080p
−
65−70
medium / 1080p
110−120
−
The average gaming FPS of GeForce GTX 660 Ti in Minecraft is 43% more, than Radeon HD 6770.
ultra / 1080p
14−16
12−14
low / 720p
75−80
27−30
medium / 1080p
18−20
14−16
The average gaming FPS of GeForce GTX 660 Ti in PLAYERUNKNOWN'S BATTLEGROUNDS is 105% more, than Radeon HD 6770.
high / 1080p
16−18
6−7
ultra / 1080p
10−12
4−5
QHD / 1440p
3−4
0−1
4K / 2160p
2−3
−
low / 720p
40−45
7−8
medium / 1080p
21−24
−
The average gaming FPS of GeForce GTX 660 Ti in Red Dead Redemption 2 is 283% more, than Radeon HD 6770.
low / 768p
80−85
18−20
medium / 768p
50−55
12−14
high / 1080p
27−30
6−7
ultra / 1080p
16−18
4−5
4K / 2160p
9−10
1−2
The average gaming FPS of GeForce GTX 660 Ti in The Witcher 3: Wild Hunt is 375% more, than Radeon HD 6770.
low / 768p
90−95
70−75
medium / 768p
60−65
35−40
ultra / 1080p
40−45
16−18
high / 768p
55−60
30−35
The average gaming FPS of GeForce GTX 660 Ti in World of Tanks is 61% more, than Radeon HD 6770.
Full Specs
GeForce GTX 660 Ti
Radeon HD 6770
Architecture
Kepler
TeraScale 2
Code name
GK104
Juniper
Type
Desktop
Desktop
Release date
16 August 2012
21 January 2011
Pipelines
1344
800
Core clock speed
915 MHz
Boost Clock
980 MHz
900 MHz
Transistor count
3,540 million
1,040 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
102.5 billion/sec
34.00
Floating-point performance
2,459.5 gflops
1,360.0 gflops
Length
9.5" (24.1 cm)
198 mm
Memory bus width
192-bit GDDR5
128 Bit
Memory clock speed
6.0 GB/s
1050 MHz
Memory bandwidth
144.2 GB/s
76.8 GB/s
Shared memory
-
DirectX
12 (11_0)
Shader Model
5.1
5.0
OpenGL
4.3
4.4
OpenCL
1.2
1.2
Vulkan
1.1.126
CUDA
+
CUDA cores
1344
Bus support
PCI Express 3.0
PCIe 2.0 x16
Height
4.376" (11.1 cm)
SLI options
+
Multi monitor support
4 displays
HDMI
+
+
HDCP
+
Maximum VGA resolution
2048x1536
Audio input for HDMI
Internal
3D Blu-Ray
+
3D Gaming
+
3D Vision
+
Bitcoin / BTC (SHA256)
99 Mh/s
118 Mh/s
Eyefinity
+
Design
reference
CrossFire
+
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