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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 290X

136%
136%

AMD Radeon R9 280X

74%
74%
AMD Radeon R9 290X is approximately 62% faster

Technical Specifications

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

Graphics Processor

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

Graphics Card

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

Clock Speeds

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

Memory

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

Render Config

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

Theoretical Performance

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

Board Design

FeatureAMD Radeon R9 290XAMD Radeon R9 280X
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
290 W
250 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-C67157-00C_03
C386

Graphics Features

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

Comparison Summary

7
Specifications Compared
8
Feature Categories
48
Detailed Features

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