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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 FURY X

180%
180%

AMD Radeon HD 6990

55%
55%
AMD Radeon R9 FURY X is approximately 125% faster

Technical Specifications

SpecificationAMD Radeon R9 FURY XAMD Radeon HD 6990
Graphics ProcessorDifferent
Fiji
Antilles x2
CoresDifferent
4096
1536 x2
TMUsDifferent
256
96 x2
ROPsDifferent
64
32 x2
Memory SizeDifferent
4 GB
2 GB x2
Memory TypeDifferent
HBM
GDDR5
Bus WidthDifferent
4096 bit
256 bit x2

Graphics Processor

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
GPU NameDifferent
Fiji
Antilles
GPU VariantDifferent
Fiji XT C8(215-0862040)
Antilles XT(215-0807027)
ArchitectureDifferent
GCN 3.0
TeraScale 3
Foundry
TSMC
TSMC
Process SizeDifferent
28 nm
40 nm
TransistorsDifferent
8,900 million
2,640 million
DensityDifferent
14.9M / mm²
6.8M / mm²
Die SizeDifferent
596 mm²
389 mm²

Graphics Card

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
Release DateDifferent
Jun 24th, 2015
Mar 8th, 2011
GenerationDifferent
Pirate Islands(R9 300)
Northern Islands(HD 6900)
PredecessorDifferent
Volcanic Islands
Evergreen
SuccessorDifferent
Arctic Islands
Southern Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
649 USD
699 USD
Bus InterfaceDifferent
PCIe 3.0 x16
PCIe 2.0 x16
ReviewsDifferent
33 in our database
47 in our database

Clock Speeds

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
GPU ClockDifferent
1050 MHz
830 MHz
Memory ClockDifferent
500 MHz1000 Mbps effective
1250 MHz5 Gbps effective

Memory

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
Memory SizeDifferent
4 GB
2 GB
Memory TypeDifferent
HBM
GDDR5
Memory BusDifferent
4096 bit
256 bit
BandwidthDifferent
512.0 GB/s
160.0 GB/s

Render Config

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
Shading UnitsDifferent
4096
1536
TMUsDifferent
256
96
ROPsDifferent
64
32
Compute UnitsDifferent
64
24
L1 CacheDifferent
16 KB (per CU)
8 KB (per CU)
L2 CacheDifferent
2 MB
512 KB

Theoretical Performance

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
Pixel RateDifferent
67.20 GPixel/s
26.56 GPixel/s
Texture RateDifferent
268.8 GTexel/s
79.68 GTexel/s
FP16 (half)Different
8.602 TFLOPS (1:1)
N/A
FP32 (float)Different
8.602 TFLOPS
2.550 TFLOPS
FP64 (double)Different
537.6 GFLOPS (1:16)
637.4 GFLOPS (1:4)

Board Design

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
Slot Width
Dual-slot
Dual-slot
LengthDifferent
195 mm7.7 inches
310 mm12.2 inches
Height
115 mm4.5 inches
115 mm4.5 inches
WidthDifferent
39 mm1.5 inches
40 mm1.6 inches
TDPDifferent
275 W
375 W
Suggested PSUDifferent
600 W
750 W
OutputsDifferent
1x HDMI 1.4a3x DisplayPort 1.2
1x DVI4x mini-DisplayPort 1.2
Power Connectors
2x 8-pin
2x 8-pin
Board NumberDifferent
109-C88037-00_04
109-C20647-00

Graphics Features

FeatureAMD Radeon R9 FURY XAMD Radeon HD 6990
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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