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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 290X

151%
151%

AMD Radeon HD 7970

75%
75%
AMD Radeon R9 290X is approximately 76% faster

Technical Specifications

SpecificationAMD Radeon R9 290XAMD Radeon HD 7970
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 HD 7970
GPU NameDifferent
Hawaii
Tahiti
GPU VariantDifferent
Hawaii XT(215-0852000)
Tahiti XT(215-0821060)
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 HD 7970
Release DateDifferent
Oct 24th, 2013
Jan 9th, 2012
GenerationDifferent
Volcanic Islands(R9 200)
Southern Islands(HD 7900)
PredecessorDifferent
Sea Islands
Northern Islands
SuccessorDifferent
Pirate Islands
Sea Islands
Production
End-of-life
End-of-life
Launch Price
549 USD
549 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
147 in our database
191 in our database
AnnouncedDifferent
N/A
Dec 22nd, 2011

Clock Speeds

FeatureAMD Radeon R9 290XAMD Radeon HD 7970
GPU ClockDifferent
1000 MHz
925 MHz
Memory ClockDifferent
1250 MHz5 Gbps effective
1375 MHz5.5 Gbps effective

Memory

FeatureAMD Radeon R9 290XAMD Radeon HD 7970
Memory SizeDifferent
4 GB
3 GB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
512 bit
384 bit
BandwidthDifferent
320.0 GB/s
264.0 GB/s

Render Config

FeatureAMD Radeon R9 290XAMD Radeon HD 7970
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 HD 7970
Pixel RateDifferent
64.00 GPixel/s
29.60 GPixel/s
Texture RateDifferent
176.0 GTexel/s
118.4 GTexel/s
FP32 (float)Different
5.632 TFLOPS
3.789 TFLOPS
FP64 (double)Different
704.0 GFLOPS (1:8)
947.2 GFLOPS (1:4)

Board Design

FeatureAMD Radeon R9 290XAMD Radeon HD 7970
Slot Width
Dual-slot
Dual-slot
Length
275 mm10.8 inches
275 mm10.8 inches
HeightDifferent
109 mm4.3 inches
111 mm4.4 inches
WidthDifferent
36 mm1.4 inches
38 mm1.5 inches
TDPDifferent
290 W
250 W
Suggested PSU
600 W
600 W
OutputsDifferent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x DVI1x HDMI 1.4a2x mini-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
109-C38637-00

Graphics Features

FeatureAMD Radeon R9 290XAMD Radeon HD 7970
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
47
Detailed Features

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