Radeon HD 7870 vs Radeon R9 280
If you are going to buy a new graphics card and are choosing between Radeon HD 7870 and Radeon R9 280, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7870 stacks up against Radeon R9 280, check out specs charts below.
Main Specs
Radeon HD 7870
Radeon R9 280
Power consumption (TDP)
175 Watt
200 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
3 GB
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon R9 280 has 14% more power consumption, than Radeon HD 7870.
Radeon R9 280 has 1 GB more memory, than Radeon HD 7870.
Both cards are used in Desktops.
Radeon HD 7870 is build with GCN architecture, and Radeon R9 280 - with GCN 1.0.
Radeon HD 7870 and Radeon R9 280 are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7870 is 3550 MHz higher, than Radeon R9 280.
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
24−27
35−40
ultra / 1080p
14−16
21−24
QHD / 1440p
9−10
16−18
4K / 2160p
6−7
10−11
low / 720p
45−50
60−65
medium / 1080p
30−33
40−45
The average gaming FPS of Radeon R9 280 in Assassin's Creed Odyssey is 45% more, than Radeon HD 7870.
high / 1080p
35−40
55−60
ultra / 1080p
30−35
45−50
QHD / 1440p
16−18
35−40
4K / 2160p
10−11
18−20
low / 720p
75−80
100−110
medium / 1080p
40−45
60−65
The average gaming FPS of Radeon R9 280 in Battlefield 5 is 50% more, than Radeon HD 7870.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
Radeon HD 7870 and Radeon R9 280 have the same average FPS in Call of Duty: Warzone.
low / 768p
240−250
250−260
medium / 768p
210−220
220−230
ultra / 1080p
130−140
180−190
QHD / 1440p
100−110
110−120
4K / 2160p
60−65
70−75
high / 768p
180−190
210−220
The average gaming FPS of Radeon R9 280 in Counter-Strike: Global Offensive is 12% more, than Radeon HD 7870.
low / 768p
60−65
60−65
medium / 1080p
55−60
55−60
Radeon HD 7870 and Radeon R9 280 have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
120−130
medium / 768p
110−120
110−120
ultra / 1080p
85−90
100−110
The average gaming FPS of Radeon R9 280 in Dota 2 is 5% more, than Radeon HD 7870.
high / 1080p
30−33
45−50
ultra / 1080p
27−30
40−45
QHD / 1440p
21−24
27−30
4K / 2160p
9−10
14−16
low / 720p
60−65
80−85
medium / 1080p
30−35
45−50
The average gaming FPS of Radeon R9 280 in Far Cry 5 is 38% more, than Radeon HD 7870.
high / 1080p
35−40
60−65
ultra / 1080p
30−33
45−50
QHD / 1440p
18−20
27−30
4K / 2160p
−
27−30
low / 720p
130−140
180−190
medium / 1080p
80−85
110−120
The average gaming FPS of Radeon R9 280 in Fortnite is 42% more, than Radeon HD 7870.
high / 1080p
40−45
60−65
ultra / 1080p
30−33
45−50
QHD / 1440p
18−20
30−35
4K / 2160p
14−16
24−27
low / 720p
75−80
100−110
medium / 1080p
45−50
65−70
The average gaming FPS of Radeon R9 280 in Forza Horizon 4 is 47% more, than Radeon HD 7870.
low / 768p
110−120
140−150
medium / 768p
100−110
120−130
high / 1080p
45−50
70−75
ultra / 1080p
20−22
30−35
QHD / 1440p
10−11
21−24
The average gaming FPS of Radeon R9 280 in Grand Theft Auto V is 33% more, than Radeon HD 7870.
high / 1080p
14−16
24−27
ultra / 1080p
12−14
20−22
QHD / 1440p
10−12
16−18
4K / 2160p
4−5
8−9
low / 720p
45−50
65−70
medium / 1080p
21−24
30−35
The average gaming FPS of Radeon R9 280 in Metro Exodus is 55% more, than Radeon HD 7870.
low / 768p
120−130
130−140
medium / 1080p
110−120
120−130
The average gaming FPS of Radeon R9 280 in Minecraft is 8% more, than Radeon HD 7870.
ultra / 1080p
14−16
14−16
low / 720p
75−80
100−110
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon R9 280 in PLAYERUNKNOWN'S BATTLEGROUNDS is 24% more, than Radeon HD 7870.
high / 1080p
16−18
24−27
ultra / 1080p
10−12
16−18
QHD / 1440p
4−5
10−11
4K / 2160p
2−3
7−8
low / 720p
45−50
65−70
medium / 1080p
24−27
35−40
The average gaming FPS of Radeon R9 280 in Red Dead Redemption 2 is 50% more, than Radeon HD 7870.
low / 768p
85−90
130−140
medium / 768p
50−55
85−90
high / 1080p
30−33
45−50
ultra / 1080p
16−18
24−27
4K / 2160p
10−11
16−18
The average gaming FPS of Radeon R9 280 in The Witcher 3: Wild Hunt is 58% more, than Radeon HD 7870.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
45−50
50−55
high / 768p
55−60
60−65
The average gaming FPS of Radeon R9 280 in World of Tanks is 3% more, than Radeon HD 7870.
Full Specs
Radeon HD 7870
Radeon R9 280
Architecture
GCN
GCN 1.0
Code name
Pitcairn XT
Tahiti
Type
Desktop
Desktop
Release date
5 March 2012
4 March 2014
Pipelines
1280
1792
Core clock speed
1000 MHz
Boost Clock
933 MHz
Transistor count
2800 Million
4,313 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
104.5
Floating-point performance
3,344 gflops
Length
275 mm
Memory bus width
256 Bit
384 Bit
Memory clock speed
4800 MHz
1250 MHz
Memory bandwidth
240 GB/s
Shared memory
-
DirectX
DirectX 11.1, Shader 5.1
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
+
Monero / XMR (CryptoNight)
0.39 kh/s
FreeSync
+
Bus support
PCIe 3.0
HDMI
+
Bitcoin / BTC (SHA256)
408 Mh/s
Eyefinity
+
+
HD3D
+
TrueAudio
+
Design
reference
CrossFire
+
DDMA audio
+
Decred / DCR (Decred)
0.63 Gh/s
Ethereum / ETH (DaggerHashimoto)
16.6 Mh/s
21.5 Mh/s
Zcash / ZEC (Equihash)
145 Sol/s
LiquidVR
+
TressFX
+
UVD
+
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