Radeon HD 6870 vs Radeon HD 8870M
In this comparison between Radeon HD 6870 and Radeon HD 8870M 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 Radeon HD 6870 will be the best choice, for others Radeon HD 8870M will be their preference. Study the comparison tables below and make your choice.
Radeon HD 8870M is a Laptop Graphics Card
Note: Radeon HD 8870M 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 Radeon HD 8870M here:
Main Specs
Radeon HD 6870
Radeon HD 8870M
Power consumption (TDP)
151 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
GDDR5, DDR3
Maximum RAM amount
1 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
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Radeon HD 6870 is connected by PCIe 2.0 x16, and Radeon HD 8870M uses PCIe 3.0 x16 interface.
Radeon HD 8870M has 1 GB more memory, than Radeon HD 6870.
Radeon HD 6870 is used in Desktops, and Radeon HD 8870M - in Laptops.
Radeon HD 6870 is build with Terascale 2 architecture, and Radeon HD 8870M - with GCN.
Radeon HD 6870 is manufactured by 40 nm process technology, and Radeon HD 8870M - by 28 nm process technology.
Memory clock speed of Radeon HD 8870M is 3450 MHz higher, than Radeon HD 6870.
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
10−12
7−8
ultra / 1080p
6−7
4−5
QHD / 1440p
1−2
0−1
low / 720p
24−27
18−20
medium / 1080p
12−14
9−10
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 40% more, than Radeon HD 8870M.
high / 1080p
18−20
12−14
ultra / 1080p
14−16
10−12
QHD / 1440p
1−2
0−1
low / 720p
35−40
27−30
medium / 1080p
20−22
14−16
The average gaming FPS of Radeon HD 6870 in Battlefield 5 is 43% more, than Radeon HD 8870M.
low / 768p
45−50
45−50
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
Radeon HD 6870 and Radeon HD 8870M have the same average FPS in Call of Duty: Warzone.
low / 768p
180−190
140−150
medium / 768p
140−150
110−120
ultra / 1080p
75−80
55−60
QHD / 1440p
40−45
30−35
4K / 2160p
30−33
27−30
high / 768p
110−120
85−90
The average gaming FPS of Radeon HD 6870 in Counter-Strike: Global Offensive is 28% more, than Radeon HD 8870M.
low / 768p
55−60
55−60
ultra / 1080p
30−33
21−24
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6870 in Cyberpunk 2077 is 7% more, than Radeon HD 8870M.
low / 768p
95−100
85−90
medium / 768p
75−80
60−65
ultra / 1080p
50−55
35−40
The average gaming FPS of Radeon HD 6870 in Dota 2 is 20% more, than Radeon HD 8870M.
high / 1080p
12−14
9−10
ultra / 1080p
12−14
8−9
4K / 2160p
5−6
4−5
low / 720p
27−30
21−24
medium / 1080p
14−16
10−11
The average gaming FPS of Radeon HD 6870 in Far Cry 5 is 36% more, than Radeon HD 8870M.
high / 1080p
20−22
16−18
ultra / 1080p
14−16
10−12
low / 720p
80−85
65−70
medium / 1080p
35−40
24−27
The average gaming FPS of Radeon HD 6870 in Fortnite is 30% more, than Radeon HD 8870M.
high / 1080p
18−20
12−14
ultra / 1080p
14−16
12−14
QHD / 1440p
5−6
2−3
low / 720p
40−45
27−30
medium / 1080p
21−24
14−16
The average gaming FPS of Radeon HD 6870 in Forza Horizon 4 is 42% more, than Radeon HD 8870M.
low / 768p
70−75
55−60
medium / 768p
60−65
45−50
high / 1080p
21−24
14−16
ultra / 1080p
9−10
7−8
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 6870 in Grand Theft Auto V is 32% more, than Radeon HD 8870M.
high / 1080p
7−8
5−6
ultra / 1080p
5−6
3−4
4K / 2160p
1−2
0−1
low / 720p
21−24
14−16
medium / 1080p
9−10
7−8
The average gaming FPS of Radeon HD 6870 in Metro Exodus is 57% more, than Radeon HD 8870M.
low / 768p
100−110
95−100
high / 1080p
−
90−95
ultra / 1080p
90−95
80−85
medium / 1080p
100−105
95−100
The average gaming FPS of Radeon HD 6870 in Minecraft is 8% more, than Radeon HD 8870M.
high / 1080p
18−20
16−18
ultra / 1080p
16−18
14−16
low / 720p
45−50
35−40
medium / 1080p
21−24
18−20
The average gaming FPS of Radeon HD 6870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 18% more, than Radeon HD 8870M.
high / 1080p
12−14
−
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
low / 720p
20−22
14−16
medium / 1080p
12−14
10−12
The average gaming FPS of Radeon HD 6870 in Red Dead Redemption 2 is 27% more, than Radeon HD 8870M.
low / 768p
40−45
27−30
medium / 768p
24−27
18−20
high / 1080p
14−16
10−11
ultra / 1080p
8−9
7−8
4K / 2160p
7−8
6−7
The average gaming FPS of Radeon HD 6870 in The Witcher 3: Wild Hunt is 35% more, than Radeon HD 8870M.
low / 768p
95−100
85−90
medium / 768p
55−60
45−50
ultra / 1080p
27−30
21−24
high / 768p
45−50
35−40
The average gaming FPS of Radeon HD 6870 in World of Tanks is 18% more, than Radeon HD 8870M.
Full Specs
Radeon HD 6870
Radeon HD 8870M
Architecture
Terascale 2
GCN
Code name
RV940 Barts
Venus
Type
Desktop
Laptop
Release date
22 October 2010
18 December 2012
Pipelines
1120
640
Core clock speed
725 MHz
Boost Clock
900 MHz
775 MHz
Transistor count
1,700 million
1,500 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
50.40
31.00
Floating-point performance
2,016.0 gflops
992.0 gflops
Length
220 mm
Memory bus width
256 Bit
128 Bit
Memory clock speed
1050 MHz
4500 MHz
Memory bandwidth
134.4 GB/s
72 GB/s
Shared memory
-
-
DirectX
12 (11_1)
Shader Model
5.0
5.1
OpenGL
4.4
4.6
OpenCL
1.2
1.2
Vulkan
1.2.131
Bus support
PCIe 2.0 x16
HDMI
+
Bitcoin / BTC (SHA256)
213 Mh/s
107 Mh/s
Laptop size
large
Eyefinity
+
Design
reference
CrossFire
+
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