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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 290

388%
388%

AMD Radeon HD 6790

28%
28%
AMD Radeon R9 290 is approximately 360% faster

Technical Specifications

SpecificationAMD Radeon R9 290AMD Radeon HD 6790
Graphics ProcessorDifferent
Hawaii
Barts
CoresDifferent
2560
800
TMUsDifferent
160
40
ROPsDifferent
64
16
Memory SizeDifferent
4 GB
1024 MB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
512 bit
256 bit

Graphics Processor

FeatureAMD Radeon R9 290AMD Radeon HD 6790
GPU NameDifferent
Hawaii
Barts
GPU VariantDifferent
Hawaii PRO(215-0852020)
Barts LE(215-0798002)
ArchitectureDifferent
GCN 2.0
TeraScale 2
Foundry
TSMC
TSMC
Process SizeDifferent
28 nm
40 nm
TransistorsDifferent
6,200 million
1,700 million
DensityDifferent
14.2M / mm²
6.7M / mm²
Die SizeDifferent
438 mm²
255 mm²
Chip PackageDifferent
N/A
HFCBGA-1737

Graphics Card

FeatureAMD Radeon R9 290AMD Radeon HD 6790
Release DateDifferent
Nov 5th, 2013
Apr 4th, 2011
GenerationDifferent
Volcanic Islands(R9 200)
Northern Islands(HD 6700)
PredecessorDifferent
Sea Islands
Evergreen
SuccessorDifferent
Pirate Islands
Southern Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
399 USD
149 USD
Bus InterfaceDifferent
PCIe 3.0 x16
PCIe 2.0 x16
ReviewsDifferent
69 in our database
37 in our database

Clock Speeds

FeatureAMD Radeon R9 290AMD Radeon HD 6790
GPU ClockDifferent
947 MHz
840 MHz
Memory ClockDifferent
1250 MHz5 Gbps effective
1050 MHz4.2 Gbps effective

Memory

FeatureAMD Radeon R9 290AMD Radeon HD 6790
Memory SizeDifferent
4 GB
1024 MB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
512 bit
256 bit
BandwidthDifferent
320.0 GB/s
134.4 GB/s

Render Config

FeatureAMD Radeon R9 290AMD Radeon HD 6790
Shading UnitsDifferent
2560
800
TMUsDifferent
160
40
ROPsDifferent
64
16
Compute UnitsDifferent
40
10
L1 CacheDifferent
16 KB (per CU)
8 KB (per CU)
L2 CacheDifferent
1024 KB
512 KB

Theoretical Performance

FeatureAMD Radeon R9 290AMD Radeon HD 6790
Pixel RateDifferent
60.61 GPixel/s
13.44 GPixel/s
Texture RateDifferent
151.5 GTexel/s
33.60 GTexel/s
FP32 (float)Different
4.849 TFLOPS
1,344.0 GFLOPS
FP64 (double)Different
606.1 GFLOPS (1:8)
N/A

Board Design

FeatureAMD Radeon R9 290AMD Radeon HD 6790
Slot Width
Dual-slot
Dual-slot
LengthDifferent
275 mm10.8 inches
198 mm7.8 inches
HeightDifferent
109 mm4.3 inches
N/A
WidthDifferent
36 mm1.4 inches
N/A
TDPDifferent
275 W
150 W
Suggested PSUDifferent
600 W
450 W
OutputsDifferent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Power ConnectorsDifferent
1x 6-pin + 1x 8-pin
2x 6-pin
Board NumberDifferent
109-C67157-00_02
C220, 109-C22237-00

Graphics Features

FeatureAMD Radeon R9 290AMD Radeon HD 6790
DirectXDifferent
12 (12_0)
11.2 (11_0)
OpenGLDifferent
4.6
4.4
OpenCLDifferent
2.1
1.2
VulkanDifferent
1.2.170
N/A
Shader ModelDifferent
6.5
5.0

Comparison Summary

7
Specifications Compared
8
Feature Categories
47
Detailed Features

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