Radeon RX 480 and Radeon R9 285 - video card comparison
Passmark - benchmark score Radeon RX 480 vs Radeon R9 285
Radeon RX 480
8883
Radeon R9 285
6880
Radeon RX 480
Radeon R9 285
Architecture
Polaris (2016−2019)
GCN 3.0 (2014−2017)
GPU code name
Polaris 10 Ellesmere
Tonga
Market segment
Desktop
Desktop
Release date
June 2016
September 2014
Bus support
n/a
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
2x 6-pin
Bridgeless CrossFire
1
-
Boost clock speed
1266 MHz
-
Compute units
36
-
Core clock speed
1120 MHz
918 MHz
Floating-point performance
5,834 gflops
3,290 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
5,000 million
Pipelines / CUDA cores
2304
1792
Power consumption (TDP)
150 Watt
190 Watt
Texture fill rate
182.3
102.8
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
5.5 GB/s
Memory bandwidth
224 GB/s
176.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
Eyefinity
1
-
HDMI
2.0
+
DisplayPort support
1.4HDR
-
DirectX
DirectX® 12
12 (12_0)
Mantle
n/a
-
OpenCL
2.0
2.1
OpenGL
4.5
4.6
Shader Model
6.4
6.5
Vulkan
+
1.2.170
AppAcceleration
n/a
-
CrossFire
1
-
Enduro
n/a
-
FreeSync
+
-
FRTC
1
-
HD3D
n/a
-
LiquidVR
1
-
PowerTune
+
-
TressFX
1
-
TrueAudio
n/a
-
UVD
+
-
VCE
+
-
ZeroCore
+
-