Radeon HD 6790 vs Radeon HD 7870M
Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6790 and Radeon HD 7870M. 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 6790 and Radeon HD 7870M. 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 is a Laptop Graphics Card
Note: Radeon HD 7870M 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 7870M here:
Main Specs
Radeon HD 6790
Radeon HD 7870M
Power consumption (TDP)
150 Watt
45 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Radeon HD 6790 has 233% more power consumption, than Radeon HD 7870M.
Radeon HD 6790 is connected by PCIe 2.0 x16, and Radeon HD 7870M uses PCIe 3.0 x16 interface.
Radeon HD 7870M has 1 GB more memory, than Radeon HD 6790.
Radeon HD 6790 is used in Desktops, and Radeon HD 7870M - in Laptops.
Radeon HD 6790 is build with Terascale 2 architecture, and Radeon HD 7870M - with GCN.
Core clock speed of Radeon HD 6790 is 40 MHz higher, than Radeon HD 7870M.
Radeon HD 6790 is manufactured by 40 nm process technology, and Radeon HD 7870M - by 28 nm process technology.
Memory clock speed of Radeon HD 7870M is 2950 MHz higher, than Radeon HD 6790.
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
6−7
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
18−20
16−18
medium / 1080p
9−10
8−9
The average gaming FPS of Radeon HD 6790 in Assassin's Creed Odyssey is 11% more, than Radeon HD 7870M.
high / 1080p
12−14
12−14
ultra / 1080p
10−12
10−11
QHD / 1440p
0−1
0−1
low / 720p
27−30
24−27
medium / 1080p
14−16
12−14
The average gaming FPS of Radeon HD 6790 in Battlefield 5 is 6% more, than Radeon HD 7870M.
low / 768p
45−50
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
Radeon HD 6790 and Radeon HD 7870M have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
130−140
medium / 768p
120−130
110−120
ultra / 1080p
60−65
50−55
QHD / 1440p
30−35
30−33
4K / 2160p
27−30
27−30
high / 768p
90−95
80−85
The average gaming FPS of Radeon HD 6790 in Counter-Strike: Global Offensive is 9% more, than Radeon HD 7870M.
low / 768p
55−60
55−60
ultra / 1080p
21−24
18−20
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6790 in Cyberpunk 2077 is 2% more, than Radeon HD 7870M.
low / 768p
85−90
80−85
medium / 768p
65−70
60−65
ultra / 1080p
35−40
30−35
The average gaming FPS of Radeon HD 6790 in Dota 2 is 8% more, than Radeon HD 7870M.
high / 1080p
9−10
8−9
ultra / 1080p
8−9
8−9
4K / 2160p
4−5
3−4
low / 720p
21−24
18−20
medium / 1080p
10−11
9−10
The average gaming FPS of Radeon HD 6790 in Far Cry 5 is 22% more, than Radeon HD 7870M.
high / 1080p
16−18
14−16
ultra / 1080p
10−12
10−11
low / 720p
65−70
60−65
medium / 1080p
27−30
21−24
The average gaming FPS of Radeon HD 6790 in Fortnite is 14% more, than Radeon HD 7870M.
high / 1080p
14−16
12−14
ultra / 1080p
12−14
10−12
QHD / 1440p
2−3
1−2
low / 720p
27−30
24−27
medium / 1080p
16−18
14−16
The average gaming FPS of Radeon HD 6790 in Forza Horizon 4 is 15% more, than Radeon HD 7870M.
low / 768p
55−60
50−55
medium / 768p
50−55
45−50
high / 1080p
14−16
12−14
ultra / 1080p
7−8
6−7
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 6790 in Grand Theft Auto V is 13% more, than Radeon HD 7870M.
high / 1080p
5−6
5−6
ultra / 1080p
4−5
3−4
4K / 2160p
0−1
0−1
low / 720p
14−16
12−14
medium / 1080p
7−8
6−7
The average gaming FPS of Radeon HD 6790 in Metro Exodus is 14% more, than Radeon HD 7870M.
low / 768p
95−100
95−100
high / 1080p
90−95
90−95
ultra / 1080p
85−90
80−85
medium / 1080p
95−100
90−95
The average gaming FPS of Radeon HD 6790 in Minecraft is 2% more, than Radeon HD 7870M.
high / 1080p
16−18
16−18
ultra / 1080p
14−16
14−16
low / 720p
35−40
30−35
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon HD 6790 in PLAYERUNKNOWN'S BATTLEGROUNDS is 10% more, than Radeon HD 7870M.
ultra / 1080p
8−9
7−8
QHD / 1440p
0−1
0−1
low / 720p
14−16
12−14
medium / 1080p
10−12
10−12
The average gaming FPS of Radeon HD 6790 in Red Dead Redemption 2 is 10% more, than Radeon HD 7870M.
low / 768p
27−30
24−27
medium / 768p
18−20
16−18
high / 1080p
10−11
9−10
ultra / 1080p
7−8
6−7
4K / 2160p
6−7
6−7
The average gaming FPS of Radeon HD 6790 in The Witcher 3: Wild Hunt is 7% more, than Radeon HD 7870M.
low / 768p
85−90
85−90
medium / 768p
45−50
45−50
ultra / 1080p
21−24
20−22
high / 768p
40−45
35−40
The average gaming FPS of Radeon HD 6790 in World of Tanks is 4% more, than Radeon HD 7870M.
Full Specs
Radeon HD 6790
Radeon HD 7870M
Architecture
Terascale 2
GCN
Code name
Barts
Heathrow XT
Type
Desktop
Laptop
Release date
4 April 2011
24 April 2012
Pipelines
800
640
Core clock speed
840 MHz
800 MHz
Transistor count
1,700 million
1,500 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
33.60
32.00
Floating-point performance
1,344.0 gflops
1,024 gflops
Length
198 mm
Memory bus width
256 Bit
128 Bit
Memory clock speed
1050 MHz
4000 MHz
Memory bandwidth
134.4 GB/s
64 GB/s
Shared memory
-
DirectX
11.2 (11_0)
12 (11_1)
Shader Model
5.0
5.1
OpenGL
4.4
4.6
OpenCL
1.2
1.2
Vulkan
N/A
1.2.131
Bitcoin / BTC (SHA256)
122 Mh/s
Laptop size
large
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