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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 290

102%
102%

AMD Radeon R9 390

117%
117%
AMD Radeon R9 390 is approximately 15% faster

Technical Specifications

SpecificationAMD Radeon R9 290AMD Radeon R9 390
Graphics ProcessorDifferent
Hawaii
Grenada
Cores
2560
2560
TMUs
160
160
ROPs
64
64
Memory SizeDifferent
4 GB
8 GB
Memory Type
GDDR5
GDDR5
Bus Width
512 bit
512 bit

Graphics Processor

FeatureAMD Radeon R9 290AMD Radeon R9 390
GPU NameDifferent
Hawaii
Grenada
GPU VariantDifferent
Hawaii PRO(215-0852020)
Grenada PRO(215-0880030)
Architecture
GCN 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
6,200 million
6,200 million
Density
14.2M / mm²
14.2M / mm²
Die Size
438 mm²
438 mm²

Graphics Card

FeatureAMD Radeon R9 290AMD Radeon R9 390
Release DateDifferent
Nov 5th, 2013
Jun 18th, 2015
GenerationDifferent
Volcanic Islands(R9 200)
Pirate Islands(R9 300)
PredecessorDifferent
Sea Islands
Volcanic Islands
SuccessorDifferent
Pirate Islands
Arctic Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
399 USD
329 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
69 in our database
35 in our database

Clock Speeds

FeatureAMD Radeon R9 290AMD Radeon R9 390
GPU ClockDifferent
947 MHz
1000 MHz
Memory ClockDifferent
1250 MHz5 Gbps effective
1500 MHz6 Gbps effective

Memory

FeatureAMD Radeon R9 290AMD Radeon R9 390
Memory SizeDifferent
4 GB
8 GB
Memory Type
GDDR5
GDDR5
Memory Bus
512 bit
512 bit
BandwidthDifferent
320.0 GB/s
384.0 GB/s

Render Config

FeatureAMD Radeon R9 290AMD Radeon R9 390
Shading Units
2560
2560
TMUs
160
160
ROPs
64
64
Compute Units
40
40
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
1024 KB

Theoretical Performance

FeatureAMD Radeon R9 290AMD Radeon R9 390
Pixel RateDifferent
60.61 GPixel/s
64.00 GPixel/s
Texture RateDifferent
151.5 GTexel/s
160.0 GTexel/s
FP32 (float)Different
4.849 TFLOPS
5.120 TFLOPS
FP64 (double)Different
606.1 GFLOPS (1:8)
640.0 GFLOPS (1:8)

Board Design

FeatureAMD Radeon R9 290AMD Radeon R9 390
Slot Width
Dual-slot
Dual-slot
Length
275 mm10.8 inches
275 mm10.8 inches
Height
109 mm4.3 inches
109 mm4.3 inches
Width
36 mm1.4 inches
36 mm1.4 inches
TDP
275 W
275 W
Suggested PSU
600 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
109-C67157-00_02
109-C67157-00_02, C679

Graphics Features

FeatureAMD Radeon R9 290AMD Radeon R9 390
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
46
Detailed Features

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