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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 390X

89%
89%

AMD Radeon RX 590

112%
112%
AMD Radeon RX 590 is approximately 23% faster

Technical Specifications

SpecificationAMD Radeon R9 390XAMD Radeon RX 590
Graphics ProcessorDifferent
Grenada
Polaris 30
CoresDifferent
2816
2304
TMUsDifferent
176
144
ROPsDifferent
64
32
Memory Size
8 GB
8 GB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
512 bit
256 bit

Graphics Processor

FeatureAMD Radeon R9 390XAMD Radeon RX 590
GPU NameDifferent
Grenada
Polaris 30
GPU VariantDifferent
Grenada XT(215-0880004)
Polaris 30 XT(215-0922006)
ArchitectureDifferent
GCN 2.0
GCN 4.0
FoundryDifferent
TSMC
GlobalFoundries
Process SizeDifferent
28 nm
12 nm
TransistorsDifferent
6,200 million
5,700 million
DensityDifferent
14.2M / mm²
24.6M / mm²
Die SizeDifferent
438 mm²
232 mm²
Chip PackageDifferent
N/A
BGA-1401

Graphics Card

FeatureAMD Radeon R9 390XAMD Radeon RX 590
Release DateDifferent
Jun 18th, 2015
Nov 15th, 2018
GenerationDifferent
Pirate Islands(R9 300)
Polaris(RX 500)
PredecessorDifferent
Volcanic Islands
Arctic Islands
SuccessorDifferent
Arctic Islands
Vega
ProductionDifferent
End-of-life
Active
Launch PriceDifferent
429 USD
279 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
60 in our database
36 in our database
Current PriceDifferent
N/A
Amazon/Newegg

Clock Speeds

FeatureAMD Radeon R9 390XAMD Radeon RX 590
GPU ClockDifferent
1050 MHz
N/A
Memory ClockDifferent
1500 MHz6 Gbps effective
2000 MHz8 Gbps effective
Base ClockDifferent
N/A
1469 MHz
Boost ClockDifferent
N/A
1545 MHz

Memory

FeatureAMD Radeon R9 390XAMD Radeon RX 590
Memory Size
8 GB
8 GB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
512 bit
256 bit
BandwidthDifferent
384.0 GB/s
256.0 GB/s

Render Config

FeatureAMD Radeon R9 390XAMD Radeon RX 590
Shading UnitsDifferent
2816
2304
TMUsDifferent
176
144
ROPsDifferent
64
32
Compute UnitsDifferent
44
36
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
1024 KB
2 MB

Theoretical Performance

FeatureAMD Radeon R9 390XAMD Radeon RX 590
Pixel RateDifferent
67.20 GPixel/s
49.44 GPixel/s
Texture RateDifferent
184.8 GTexel/s
222.5 GTexel/s
FP32 (float)Different
5.914 TFLOPS
7.119 TFLOPS
FP64 (double)Different
739.2 GFLOPS (1:8)
445.0 GFLOPS (1:16)
FP16 (half)Different
N/A
7.119 TFLOPS (1:1)

Board Design

FeatureAMD Radeon R9 390XAMD Radeon RX 590
Slot Width
Dual-slot
Dual-slot
LengthDifferent
275 mm10.8 inches
241 mm9.5 inches
HeightDifferent
109 mm4.3 inches
N/A
WidthDifferent
36 mm1.4 inches
N/A
TDPDifferent
275 W
175 W
Suggested PSUDifferent
600 W
450 W
OutputsDifferent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power ConnectorsDifferent
1x 6-pin + 1x 8-pin
1x 8-pin
Board NumberDifferent
109-C67157-00_02, C679-37
C944-41

Graphics Features

FeatureAMD Radeon R9 390XAMD Radeon RX 590
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
VulkanDifferent
1.2.170
1.3
Shader ModelDifferent
6.5
6.7

Comparison Summary

7
Specifications Compared
8
Feature Categories
51
Detailed Features

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