Radeon HD 6990 vs Radeon HD 7870
When choosing between Radeon HD 6990 and Radeon HD 7870, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 6990 and Radeon HD 7870.
Main Specs
Radeon HD 6990
Radeon HD 7870
Power consumption (TDP)
375 Watt
175 Watt
Interface
PCIe 2.0 x16
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 has 114% more power consumption, than Radeon HD 7870.
Radeon HD 6990 and Radeon HD 7870 have maximum RAM of 2 GB.
Both cards are used in Desktops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon HD 7870 - with GCN.
Core clock speed of Radeon HD 7870 is 170 MHz higher, than Radeon HD 6990.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon HD 7870 - by 28 nm process technology.
Memory clock speed of Radeon HD 6990 is 200 MHz higher, than Radeon HD 7870.
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
14−16
24−27
ultra / 1080p
9−10
14−16
QHD / 1440p
3−4
9−10
4K / 2160p
−
6−7
low / 720p
30−35
45−50
medium / 1080p
18−20
30−33
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 66% more, than Radeon HD 6990.
high / 1080p
24−27
35−40
ultra / 1080p
21−24
30−35
QHD / 1440p
7−8
16−18
4K / 2160p
5−6
10−11
low / 720p
50−55
75−80
medium / 1080p
27−30
40−45
The average gaming FPS of Radeon HD 7870 in Battlefield 5 is 56% more, than Radeon HD 6990.
low / 768p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7870 in Call of Duty: Warzone is 10% more, than Radeon HD 6990.
low / 768p
210−220
240−250
medium / 768p
170−180
210−220
ultra / 1080p
95−100
130−140
QHD / 1440p
50−55
100−110
4K / 2160p
30−33
60−65
high / 768p
140−150
180−190
The average gaming FPS of Radeon HD 7870 in Counter-Strike: Global Offensive is 31% more, than Radeon HD 6990.
low / 768p
55−60
60−65
ultra / 1080p
40−45
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon HD 7870 in Cyberpunk 2077 is 15% more, than Radeon HD 6990.
low / 768p
110−120
120−130
medium / 768p
90−95
110−120
ultra / 1080p
60−65
85−90
The average gaming FPS of Radeon HD 7870 in Dota 2 is 21% more, than Radeon HD 6990.
high / 1080p
18−20
30−33
ultra / 1080p
16−18
27−30
QHD / 1440p
−
21−24
4K / 2160p
6−7
9−10
low / 720p
35−40
60−65
medium / 1080p
18−20
30−35
The average gaming FPS of Radeon HD 7870 in Far Cry 5 is 68% more, than Radeon HD 6990.
high / 1080p
24−27
35−40
ultra / 1080p
18−20
30−33
QHD / 1440p
16−18
18−20
low / 720p
95−100
130−140
medium / 1080p
50−55
80−85
The average gaming FPS of Radeon HD 7870 in Fortnite is 45% more, than Radeon HD 6990.
high / 1080p
24−27
40−45
ultra / 1080p
20−22
30−33
QHD / 1440p
9−10
18−20
4K / 2160p
−
14−16
low / 720p
50−55
75−80
medium / 1080p
27−30
45−50
The average gaming FPS of Radeon HD 7870 in Forza Horizon 4 is 59% more, than Radeon HD 6990.
low / 768p
85−90
110−120
medium / 768p
75−80
100−110
high / 1080p
30−33
45−50
ultra / 1080p
12−14
20−22
QHD / 1440p
3−4
10−11
The average gaming FPS of Radeon HD 7870 in Grand Theft Auto V is 40% more, than Radeon HD 6990.
high / 1080p
9−10
14−16
ultra / 1080p
7−8
12−14
QHD / 1440p
−
10−12
4K / 2160p
2−3
4−5
low / 720p
27−30
45−50
medium / 1080p
12−14
21−24
The average gaming FPS of Radeon HD 7870 in Metro Exodus is 66% more, than Radeon HD 6990.
low / 768p
110−120
120−130
ultra / 1080p
100−110
−
medium / 1080p
100−110
110−120
The average gaming FPS of Radeon HD 7870 in Minecraft is 9% more, than Radeon HD 6990.
high / 1080p
21−24
−
ultra / 1080p
18−20
14−16
low / 720p
55−60
75−80
medium / 1080p
24−27
18−20
The average gaming FPS of Radeon HD 7870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 8% more, than Radeon HD 6990.
high / 1080p
14−16
16−18
ultra / 1080p
9−10
10−12
QHD / 1440p
0−1
4−5
4K / 2160p
−
2−3
low / 720p
27−30
45−50
medium / 1080p
16−18
24−27
The average gaming FPS of Radeon HD 7870 in Red Dead Redemption 2 is 47% more, than Radeon HD 6990.
low / 768p
55−60
85−90
medium / 768p
30−35
50−55
high / 1080p
18−20
30−33
ultra / 1080p
10−12
16−18
4K / 2160p
8−9
10−11
The average gaming FPS of Radeon HD 7870 in The Witcher 3: Wild Hunt is 56% more, than Radeon HD 6990.
low / 768p
100−110
90−95
medium / 768p
60−65
60−65
ultra / 1080p
35−40
45−50
high / 768p
50−55
55−60
The average gaming FPS of Radeon HD 7870 in World of Tanks is 1% more, than Radeon HD 6990.
Full Specs
Radeon HD 6990
Radeon HD 7870
Architecture
TeraScale 3
GCN
Code name
Antilles
Pitcairn XT
Type
Desktop
Desktop
Release date
8 March 2011
5 March 2012
Pipelines
1536
1280
Core clock speed
830 MHz
1000 MHz
Transistor count
2,640 million
2800 Million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
79.68
Floating-point performance
2x 2,549.8 gflops
Length
295 mm
Memory bus width
256 Bit
256 Bit
Memory clock speed
5000 MHz
4800 MHz
Memory bandwidth
160.0 GB/s
Shared memory
-
DirectX
11.2 (11_0)
DirectX 11.1, Shader 5.1
Shader Model
5.0
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Monero / XMR (CryptoNight)
0.39 kh/s
Bitcoin / BTC (SHA256)
265 Mh/s
Eyefinity
+
Decred / DCR (Decred)
0.63 Gh/s
Ethereum / ETH (DaggerHashimoto)
24 Mh/s
16.6 Mh/s
Zcash / ZEC (Equihash)
145 Sol/s
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