AMD Radeon R9 280 vs R9 380X

AMD Radeon R9 280
AMD Radeon R9 380X

General info

Comparison of Radeon R9 280 and Radeon R9 380X architecture, market type and release date.
Place in performance rating
 
Value for money (0-100)
n/d
 
22.56
Architecture
GCN 1.0
 
GCN 3.0
Code name
Tahiti
 
Antigua
Type
Desktop
 
Desktop
Design
reference
 
reference
Release date
4 March 2014
 
19 November 2015
Launch price (MSRP)
$279
 
$229
Price now
n/d
 
$445

Technical specs

Radeon R9 280 and Radeon R9 380X's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon R9 280 and Radeon R9 380X's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
1792
 
2048
Compute units
n/d
 
32
Boost Clock
933 MHz
 
970 MHz
Transistor count
4,313 million
 
5,000 million
Manufacturing process technology
28 nm
 
28 nm
Power consumption (TDP)
200 Watt
 
190 Watt
Texture fill rate
104.5 GTexel / s
 
124.2 GTexel / s
Floating-point performance
3,344 gflops
 
3,973 gflops

Compatibility, dimensions and requirements

Information on Radeon R9 280 and Radeon R9 380X compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
Bus support
PCIe 3.0
 
PCIe 3.0
Interface
PCIe 3.0 x16
 
PCIe 3.0 x16
Length
275 mm
 
221 mm
Form factor
n/d
 
Full Height / Full Length
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
 
​2 x 6-pin
Bridgeless CrossFire
-
 
+

Memory

Parameters of memory installed on Radeon R9 280 and Radeon R9 380X: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
GDDR5
 
GDDR5
High bandwidth memory (HBM)
n/d
 
-
Maximum RAM amount
3 GB
 
4 GB
Memory bus width
384 Bit
 
64 Bit
Memory clock speed
1250 MHz
 
970 MHz
Memory bandwidth
240 GB / s
 
182.4 GB / s

Video outputs and ports

Types and number of video connectors present on Radeon R9 280 and Radeon R9 380X.
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
 
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
+
 
+
Number of Eyefinity displays
n/d
 
6
HDMI
+
 
+
DisplayPort support
-
 
+

Technologies

Technological solutions and APIs supported by Radeon R9 280 and Radeon R9 380X. You'll probably need this information if you need some particular technology for your purposes.
CrossFire
+
 
+
FRTC
-
 
+
FreeSync
+
 
+
HD3D
+
 
+
LiquidVR
+
 
+
PowerTune
-
 
+
TressFX
+
 
-
TrueAudio
+
 
+
ZeroCore
-
 
+
UVD
+
 
-
VCE
-
 
+
DDMA audio
+
 
+

API support

APIs supported by Radeon R9 280 and Radeon R9 380X, sometimes including their particular versions.
DirectX
DirectX® 12
 
DirectX® 12
OpenGL
4.6
 
4.5
OpenCL
n/d
 
2.0
Vulkan
+
 
+
Mantle
-
 
+

Benchmark performance

Non-gaming benchmarks performance of Radeon R9 280 and Radeon R9 380X. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

R9 280 25.77
R9 380X 32.28 +25.3%

3DMark Fire Strike Graphics

R9 280 8020
R9 380X 9510 +18.6%

Passmark

R9 280 5374
R9 380X 6211 +15.6%

Mining hashrates

Cryptocurrency mining performance of Radeon R9 280 and Radeon R9 380X. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
408 Mh/s
 
n/d
Decred / DCR (Decred)
n/d
 
0.89 Gh/s
Ethereum / ETH (DaggerHashimoto)
21.5 Mh/s +4.2%
 
20.63 Mh/s −4.2%
Monero / XMR (CryptoNight)
n/d
 
0.58 kh/s
Zcash / ZEC (Equihash)
n/d
 
175 Sol/s

Gaming performance

Let's see how good Radeon R9 280 and Radeon R9 380X are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages of AMD Radeon R9 280

Wider memory bus (384 vs 64 bit)
Higher memory bandwidth (240 vs 182.4 GB/s)
DirectX® 12
OpenGL® 4.3
OpenCL™ 
TressFX
UVD

Advantages of AMD Radeon R9 380X

25.3% faster in synthetic tests
Much newer (19 November 2015 vs 4 March 2014)
Cheaper ($229 vs $279)
More pipelines (2048 vs 1792)
Less power hungry (190 vs 200 watts)
​DirectX® 12
OpenGL® 4.5
Vulkan™
OpenCL™ 2.0
Bridgeless CrossFire
DisplayPort support
FRTC
PowerTune (dynamically increases AMD GPU's voltage and frequency while there's still enough temperature headroom. Similar to NVIDIA GPU Boost)
ZeroCore
VCE

So, R9 280 or R9 380X?

Judging by the results of synthetic and gaming tests, Technical City recommends AMD Radeon R9 380X.
Should you still have questions on choice between Radeon R9 280 and Radeon R9 380X, ask them in Comments section, and we shall answer.

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AMD Radeon R9 280
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Advices and comments

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