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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 285

71%
71%

AMD Radeon R9 290

153%
153%
AMD Radeon R9 290 is approximately 82% faster

Technical Specifications

SpecificationAMD Radeon R9 285AMD Radeon R9 290
Graphics ProcessorDifferent
Tonga
Hawaii
CoresDifferent
1792
2560
TMUsDifferent
112
160
ROPsDifferent
32
64
Memory SizeDifferent
2 GB
4 GB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
256 bit
512 bit

Graphics Processor

FeatureAMD Radeon R9 285AMD Radeon R9 290
GPU NameDifferent
Tonga
Hawaii
GPU VariantDifferent
Tonga PRO(215-0851128)
Hawaii PRO(215-0852020)
ArchitectureDifferent
GCN 3.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
TransistorsDifferent
5,000 million
6,200 million
DensityDifferent
13.7M / mm²
14.2M / mm²
Die SizeDifferent
366 mm²
438 mm²

Graphics Card

FeatureAMD Radeon R9 285AMD Radeon R9 290
Release DateDifferent
Sep 2nd, 2014
Nov 5th, 2013
Generation
Volcanic Islands(R9 200)
Volcanic Islands(R9 200)
Predecessor
Sea Islands
Sea Islands
Successor
Pirate Islands
Pirate Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
249 USD
399 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
59 in our database
69 in our database

Clock Speeds

FeatureAMD Radeon R9 285AMD Radeon R9 290
GPU ClockDifferent
918 MHz
947 MHz
Memory ClockDifferent
1375 MHz5.5 Gbps effective
1250 MHz5 Gbps effective

Memory

FeatureAMD Radeon R9 285AMD Radeon R9 290
Memory SizeDifferent
2 GB
4 GB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
256 bit
512 bit
BandwidthDifferent
176.0 GB/s
320.0 GB/s

Render Config

FeatureAMD Radeon R9 285AMD Radeon R9 290
Shading UnitsDifferent
1792
2560
TMUsDifferent
112
160
ROPsDifferent
32
64
Compute UnitsDifferent
28
40
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
512 KB
1024 KB

Theoretical Performance

FeatureAMD Radeon R9 285AMD Radeon R9 290
Pixel RateDifferent
29.38 GPixel/s
60.61 GPixel/s
Texture RateDifferent
102.8 GTexel/s
151.5 GTexel/s
FP16 (half)Different
3.290 TFLOPS (1:1)
N/A
FP32 (float)Different
3.290 TFLOPS
4.849 TFLOPS
FP64 (double)Different
205.6 GFLOPS (1:16)
606.1 GFLOPS (1:8)

Board Design

FeatureAMD Radeon R9 285AMD Radeon R9 290
Slot Width
Dual-slot
Dual-slot
LengthDifferent
221 mm8.7 inches
275 mm10.8 inches
Height
109 mm4.3 inches
109 mm4.3 inches
Width
36 mm1.4 inches
36 mm1.4 inches
TDPDifferent
190 W
275 W
Suggested PSUDifferent
450 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
2x 6-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
C766
109-C67157-00_02

Graphics Features

FeatureAMD Radeon R9 285AMD Radeon R9 290
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2.170
1.2.170
Shader Model
6.5
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
47
Detailed Features

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