Radeon HD 7870M vs Radeon HD 8770M
Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870M and Radeon HD 8770M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 7870M and Radeon HD 8770M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Radeon HD 7870M and Radeon HD 8770M are Laptop Graphics Cards
Note: Radeon HD 7870M and Radeon HD 8770M are only used in laptop graphics. They have 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 Radeon HD 7870M or Radeon HD 8770M here:
Main Specs
Radeon HD 7870M
Radeon HD 8770M
Power consumption (TDP)
45 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
No outputs
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Radeon HD 7870M is connected by PCIe 3.0 x16, and Radeon HD 8770M uses PCIe 3.0 x8 interface.
Radeon HD 7870M and Radeon HD 8770M have maximum RAM of 2 GB.
Both cards are used in Laptops.
Radeon HD 7870M and Radeon HD 8770M are build with GCN architecture.
Core clock speed of Radeon HD 7870M is 25 MHz higher, than Radeon HD 8770M.
Radeon HD 7870M and Radeon HD 8770M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 8770M is 500 MHz higher, than Radeon HD 7870M.
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
6−7
7−8
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
16−18
16−18
medium / 1080p
8−9
8−9
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
12−14
12−14
ultra / 1080p
10−11
10−11
QHD / 1440p
0−1
0−1
low / 720p
24−27
24−27
medium / 1080p
12−14
12−14
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Battlefield 5.
low / 768p
45−50
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
140−150
medium / 768p
110−120
110−120
ultra / 1080p
50−55
55−60
QHD / 1440p
30−33
30−33
4K / 2160p
27−30
27−30
high / 768p
80−85
80−85
The average gaming FPS of Radeon HD 8770M in Counter-Strike: Global Offensive is 2% more, than Radeon HD 7870M.
low / 768p
55−60
55−60
ultra / 1080p
18−20
20−22
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 8770M in Cyberpunk 2077 is 2% more, than Radeon HD 7870M.
low / 768p
80−85
80−85
medium / 768p
60−65
60−65
ultra / 1080p
30−35
35−40
The average gaming FPS of Radeon HD 8770M in Dota 2 is 1% more, than Radeon HD 7870M.
high / 1080p
8−9
8−9
ultra / 1080p
8−9
8−9
4K / 2160p
3−4
3−4
low / 720p
18−20
18−20
medium / 1080p
9−10
9−10
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Far Cry 5.
high / 1080p
14−16
14−16
ultra / 1080p
10−11
10−11
low / 720p
60−65
60−65
medium / 1080p
21−24
24−27
The average gaming FPS of Radeon HD 8770M in Fortnite is 3% more, than Radeon HD 7870M.
high / 1080p
12−14
12−14
ultra / 1080p
10−12
10−12
QHD / 1440p
1−2
1−2
low / 720p
24−27
27−30
medium / 1080p
14−16
14−16
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Forza Horizon 4.
low / 768p
50−55
50−55
medium / 768p
45−50
45−50
high / 1080p
12−14
12−14
ultra / 1080p
6−7
6−7
QHD / 1440p
0−1
0−1
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Grand Theft Auto V.
high / 1080p
5−6
5−6
ultra / 1080p
3−4
3−4
4K / 2160p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
6−7
6−7
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Metro Exodus.
low / 768p
95−100
95−100
high / 1080p
90−95
90−95
ultra / 1080p
80−85
80−85
medium / 1080p
90−95
90−95
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Minecraft.
high / 1080p
16−18
16−18
ultra / 1080p
14−16
14−16
low / 720p
30−35
30−35
medium / 1080p
18−20
18−20
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
ultra / 1080p
7−8
7−8
QHD / 1440p
0−1
0−1
low / 720p
12−14
12−14
medium / 1080p
10−12
10−12
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in Red Dead Redemption 2.
low / 768p
24−27
24−27
medium / 768p
16−18
16−18
high / 1080p
9−10
9−10
ultra / 1080p
6−7
6−7
4K / 2160p
6−7
6−7
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p
85−90
85−90
medium / 768p
45−50
45−50
ultra / 1080p
20−22
20−22
high / 768p
35−40
35−40
Radeon HD 7870M and Radeon HD 8770M have the same average FPS in World of Tanks.
Full Specs
Radeon HD 7870M
Radeon HD 8770M
Architecture
GCN
GCN
Code name
Heathrow XT
Mars
Type
Laptop
Laptop
Release date
24 April 2012
16 November 2012
Pipelines
640
384
Core clock speed
800 MHz
775 MHz
Boost Clock
825 MHz
Transistor count
1,500 million
950 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
32.00
19.80
Floating-point performance
1,024 gflops
633.6 gflops
Memory bus width
128 Bit
128 Bit
Memory clock speed
4000 MHz
4500 MHz
Memory bandwidth
64 GB/s
72 GB/s
Shared memory
-
-
DirectX
12 (11_1)
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.2.131
1.2.131
Laptop size
large
medium sized
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