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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 480

161%
161%

AMD Radeon R9 285

62%
62%
AMD Radeon RX 480 is approximately 99% faster

Technical Specifications

SpecificationAMD Radeon RX 480AMD Radeon R9 285
Graphics ProcessorDifferent
Ellesmere
Tonga
CoresDifferent
2304
1792
TMUsDifferent
144
112
ROPs
32
32
Memory SizeDifferent
8 GB
2 GB
Memory Type
GDDR5
GDDR5
Bus Width
256 bit
256 bit

Graphics Processor

FeatureAMD Radeon RX 480AMD Radeon R9 285
GPU NameDifferent
Ellesmere
Tonga
GPU VariantDifferent
Polaris 10 XT(215-0876184)
Tonga PRO(215-0851128)
ArchitectureDifferent
GCN 4.0
GCN 3.0
FoundryDifferent
GlobalFoundries
TSMC
Process SizeDifferent
14 nm
28 nm
TransistorsDifferent
5,700 million
5,000 million
DensityDifferent
24.6M / mm²
13.7M / mm²
Die SizeDifferent
232 mm²
366 mm²
Chip PackageDifferent
BGA-1401
N/A

Graphics Card

FeatureAMD Radeon RX 480AMD Radeon R9 285
Release DateDifferent
Jun 29th, 2016
Sep 2nd, 2014
GenerationDifferent
Arctic Islands(RX 400)
Volcanic Islands(R9 200)
PredecessorDifferent
Pirate Islands
Sea Islands
SuccessorDifferent
Polaris
Pirate Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
229 USD
249 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
86 in our database
59 in our database

Clock Speeds

FeatureAMD Radeon RX 480AMD Radeon R9 285
Base ClockDifferent
1120 MHz
N/A
Boost ClockDifferent
1266 MHz
N/A
Memory ClockDifferent
2000 MHz8 Gbps effective
1375 MHz5.5 Gbps effective
GPU ClockDifferent
N/A
918 MHz

Memory

FeatureAMD Radeon RX 480AMD Radeon R9 285
Memory SizeDifferent
8 GB
2 GB
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
BandwidthDifferent
256.0 GB/s
176.0 GB/s

Render Config

FeatureAMD Radeon RX 480AMD Radeon R9 285
Shading UnitsDifferent
2304
1792
TMUsDifferent
144
112
ROPs
32
32
Compute UnitsDifferent
36
28
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
2 MB
512 KB

Theoretical Performance

FeatureAMD Radeon RX 480AMD Radeon R9 285
Pixel RateDifferent
40.51 GPixel/s
29.38 GPixel/s
Texture RateDifferent
182.3 GTexel/s
102.8 GTexel/s
FP16 (half)Different
5.834 TFLOPS (1:1)
3.290 TFLOPS (1:1)
FP32 (float)Different
5.834 TFLOPS
3.290 TFLOPS
FP64 (double)Different
364.6 GFLOPS (1:16)
205.6 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX 480AMD Radeon R9 285
Slot Width
Dual-slot
Dual-slot
LengthDifferent
240 mm9.4 inches
221 mm8.7 inches
HeightDifferent
95 mm3.7 inches
109 mm4.3 inches
WidthDifferent
35 mm1.4 inches
36 mm1.4 inches
TDPDifferent
150 W
190 W
Suggested PSU
450 W
450 W
OutputsDifferent
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
1x 6-pin
2x 6-pin
Board NumberDifferent
C940, 109-D00947-00_02
C766

Graphics Features

FeatureAMD Radeon RX 480AMD Radeon R9 285
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.7
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
50
Detailed Features

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