Mobility Radeon HD 4870 vs Radeon HD 7770
When comparing Mobility Radeon HD 4870 and Radeon HD 7770, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Mobility Radeon HD 4870 and Radeon HD 7770 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
Mobility Radeon HD 4870 is a Laptop Graphics Card
Note: Mobility Radeon HD 4870 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 Mobility Radeon HD 4870 here:
Main Specs
Mobility Radeon HD 4870
Radeon HD 7770
Interface
PCIe 2.0 x16
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
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Radeon HD 7770 has 1 GB more memory, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is used in Laptops, and Radeon HD 7770 - in Desktops.
Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon HD 7770 - with GCN.
Core clock speed of Radeon HD 7770 is 450 MHz higher, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon HD 7770 - by 28 nm process technology.
Memory clock speed of Radeon HD 7770 is 3612 MHz higher, than Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Mobility Radeon HD 4870 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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
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 Mobility Radeon HD 4870.
Full Specs
Mobility Radeon HD 4870
Radeon HD 7770
Architecture
Terascale 1
GCN
Code name
M98-XT
Cape Verde
Type
Laptop
Desktop
Release date
9 January 2009
15 February 2012
Pipelines
800
640
Core clock speed
550 MHz
1000 MHz
Transistor count
956 million
Manufacturing process technology
55 nm
28 nm
Texture fill rate
22.00
Floating-point performance
880.0 gflops
Memory bus width
256 Bit
128 Bit
Memory clock speed
888 MHz
4500 MHz
Memory bandwidth
56.83 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
Laptop size
large
Eyefinity
+
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