Radeon HD 4890 vs Radeon HD 7770
If you are going to buy a new graphics card and are choosing between Radeon HD 4890 and Radeon HD 7770, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 4890 stacks up against Radeon HD 7770, check out specs charts below.
Main Specs
Radeon HD 4890
Radeon HD 7770
Power consumption (TDP)
190 Watt
Interface
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
2x DVI, 1x S-Video
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Radeon HD 7770 has 1 GB more memory, than Radeon HD 4890.
Both cards are used in Desktops.
Radeon HD 4890 is build with TeraScale architecture, and Radeon HD 7770 - with GCN.
Core clock speed of Radeon HD 7770 is 150 MHz higher, than Radeon HD 4890.
Radeon HD 4890 is manufactured by 55 nm process technology, and Radeon HD 7770 - by 28 nm process technology.
Memory clock speed of Radeon HD 7770 is 600 MHz higher, than Radeon HD 4890.
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
7−8
10−11
ultra / 1080p
4−5
6−7
QHD / 1440p
0−1
1−2
low / 720p
16−18
24−27
medium / 1080p
8−9
12−14
The average gaming FPS of Radeon HD 7770 in Assassin's Creed Odyssey is 44% more, than Radeon HD 4890.
high / 1080p
12−14
16−18
ultra / 1080p
10−11
14−16
QHD / 1440p
0−1
1−2
low / 720p
24−27
35−40
medium / 1080p
12−14
18−20
The average gaming FPS of Radeon HD 7770 in Battlefield 5 is 46% more, than Radeon HD 4890.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Radeon HD 4890 and Radeon HD 7770 have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
170−180
medium / 768p
110−120
140−150
ultra / 1080p
55−60
75−80
QHD / 1440p
30−33
40−45
4K / 2160p
27−30
30−33
high / 768p
80−85
110−120
The average gaming FPS of Radeon HD 7770 in Counter-Strike: Global Offensive is 27% more, than Radeon HD 4890.
low / 768p
55−60
55−60
ultra / 1080p
20−22
27−30
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 7770 in Cyberpunk 2077 is 4% more, than Radeon HD 4890.
low / 768p
80−85
95−100
medium / 768p
60−65
75−80
ultra / 1080p
35−40
45−50
The average gaming FPS of Radeon HD 7770 in Dota 2 is 23% more, than Radeon HD 4890.
high / 1080p
8−9
12−14
ultra / 1080p
8−9
10−12
4K / 2160p
3−4
5−6
low / 720p
18−20
27−30
medium / 1080p
9−10
12−14
The average gaming FPS of Radeon HD 7770 in Far Cry 5 is 55% more, than Radeon HD 4890.
high / 1080p
14−16
18−20
ultra / 1080p
10−11
14−16
low / 720p
60−65
80−85
medium / 1080p
24−27
35−40
The average gaming FPS of Radeon HD 7770 in Fortnite is 35% more, than Radeon HD 4890.
high / 1080p
12−14
18−20
ultra / 1080p
10−12
14−16
QHD / 1440p
1−2
5−6
low / 720p
27−30
35−40
medium / 1080p
14−16
21−24
The average gaming FPS of Radeon HD 7770 in Forza Horizon 4 is 46% more, than Radeon HD 4890.
low / 768p
50−55
65−70
medium / 768p
45−50
60−65
high / 1080p
12−14
21−24
ultra / 1080p
6−7
9−10
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7770 in Grand Theft Auto V is 37% more, than Radeon HD 4890.
high / 1080p
5−6
7−8
ultra / 1080p
3−4
5−6
4K / 2160p
0−1
1−2
low / 720p
12−14
20−22
medium / 1080p
6−7
9−10
The average gaming FPS of Radeon HD 7770 in Metro Exodus is 42% more, than Radeon HD 4890.
low / 768p
95−100
100−110
high / 1080p
90−95
−
ultra / 1080p
80−85
90−95
medium / 1080p
90−95
100−105
The average gaming FPS of Radeon HD 7770 in Minecraft is 11% more, than Radeon HD 4890.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
16−18
low / 720p
30−35
45−50
medium / 1080p
18−20
21−24
The average gaming FPS of Radeon HD 7770 in PLAYERUNKNOWN'S BATTLEGROUNDS is 30% more, than Radeon HD 4890.
high / 1080p
−
12−14
ultra / 1080p
7−8
8−9
QHD / 1440p
0−1
0−1
low / 720p
12−14
20−22
medium / 1080p
10−12
12−14
The average gaming FPS of Radeon HD 7770 in Red Dead Redemption 2 is 40% more, than Radeon HD 4890.
low / 768p
24−27
35−40
medium / 768p
16−18
24−27
high / 1080p
9−10
14−16
ultra / 1080p
6−7
8−9
4K / 2160p
6−7
7−8
The average gaming FPS of Radeon HD 7770 in The Witcher 3: Wild Hunt is 38% more, than Radeon HD 4890.
low / 768p
85−90
95−100
medium / 768p
45−50
55−60
ultra / 1080p
20−22
27−30
high / 768p
35−40
45−50
The average gaming FPS of Radeon HD 7770 in World of Tanks is 18% more, than Radeon HD 4890.
Full Specs
Radeon HD 4890
Radeon HD 7770
Architecture
TeraScale
GCN
Code name
RV790
Cape Verde
Type
Desktop
Desktop
Release date
2 April 2009
15 February 2012
Pipelines
800
640
Core clock speed
850 MHz
1000 MHz
Transistor count
959 million
Manufacturing process technology
55 nm
28 nm
Texture fill rate
34.00
Floating-point performance
1,360.0 gflops
Length
241 mm
Memory bus width
256 Bit
128 Bit
Memory clock speed
3900 MHz
4500 MHz
Memory bandwidth
124.8 GB/s
Shared memory
-
DirectX
10.1 (10_1)
DirectX 11.1, Shader 5.1
Shader Model
4.1
OpenGL
3.3
OpenCL
1.1
Vulkan
N/A
Bitcoin / BTC (SHA256)
156 Mh/s
Eyefinity
+
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