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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 280X

74%
74%

AMD Radeon R9 290X

136%
136%
AMD Radeon R9 290X is approximately 62% faster

Technical Specifications

SpecificationAMD Radeon R9 280XAMD Radeon R9 290X
Graphics ProcessorDifferent
Tahiti
Hawaii
CoresDifferent
2048
2816
TMUsDifferent
128
176
ROPsDifferent
32
64
Memory SizeDifferent
3 GB
4 GB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
384 bit
512 bit

Graphics Processor

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
GPU NameDifferent
Tahiti
Hawaii
GPU VariantDifferent
Tahiti XTL(215-0821065)
Hawaii XT(215-0852000)
ArchitectureDifferent
GCN 1.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
TransistorsDifferent
4,313 million
6,200 million
DensityDifferent
12.3M / mm²
14.2M / mm²
Die SizeDifferent
352 mm²
438 mm²

Graphics Card

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
Release DateDifferent
Oct 8th, 2013
Oct 24th, 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
299 USD
549 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
105 in our database
147 in our database

Clock Speeds

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
Base ClockDifferent
850 MHz
N/A
Boost ClockDifferent
1000 MHz
N/A
Memory ClockDifferent
1500 MHz6 Gbps effective
1250 MHz5 Gbps effective
GPU ClockDifferent
N/A
1000 MHz

Memory

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
Memory SizeDifferent
3 GB
4 GB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
384 bit
512 bit
BandwidthDifferent
288.0 GB/s
320.0 GB/s

Render Config

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
Shading UnitsDifferent
2048
2816
TMUsDifferent
128
176
ROPsDifferent
32
64
Compute UnitsDifferent
32
44
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
768 KB
1024 KB

Theoretical Performance

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
Pixel RateDifferent
32.00 GPixel/s
64.00 GPixel/s
Texture RateDifferent
128.0 GTexel/s
176.0 GTexel/s
FP32 (float)Different
4.096 TFLOPS
5.632 TFLOPS
FP64 (double)Different
1,024.0 GFLOPS (1:4)
704.0 GFLOPS (1:8)

Board Design

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
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
TDPDifferent
250 W
290 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
C386
109-C67157-00_02, 109-C67157-00C_03

Graphics Features

FeatureAMD Radeon R9 280XAMD Radeon R9 290X
DirectXDifferent
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCLDifferent
2.1 (1.2)
2.1
Vulkan
1.2.170
1.2.170
Shader ModelDifferent
6.5 (5.1)
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
48
Detailed Features

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