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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 6600 XT

227%
227%

AMD Radeon R9 290

48%
48%
AMD Radeon RX 6600 XT is approximately 179% faster

Technical Specifications

SpecificationAMD Radeon RX 6600 XTAMD Radeon R9 290
Graphics ProcessorDifferent
Navi 23
Hawaii
CoresDifferent
2048
2560
TMUsDifferent
128
160
ROPs
64
64
Memory SizeDifferent
8 GB
4 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
128 bit
512 bit

Graphics Processor

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
GPU NameDifferent
Navi 23
Hawaii
GPU VariantDifferent
Navi 23 XT(215-130000006)
Hawaii PRO(215-0852020)
ArchitectureDifferent
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process SizeDifferent
7 nm
28 nm
TransistorsDifferent
11,060 million
6,200 million
DensityDifferent
46.7M / mm²
14.2M / mm²
Die SizeDifferent
237 mm²
438 mm²
Chip PackageDifferent
BGA-1269
N/A

Graphics Card

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
Release DateDifferent
Jul 30th, 2021
Nov 5th, 2013
AvailabilityDifferent
Aug 10th, 2021
N/A
GenerationDifferent
Navi II(RX 6000)
Volcanic Islands(R9 200)
PredecessorDifferent
Navi
Sea Islands
SuccessorDifferent
Navi III
Pirate Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
379 USD
399 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x8
PCIe 3.0 x16
ReviewsDifferent
45 in our database
69 in our database

Clock Speeds

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
Base ClockDifferent
1968 MHz
N/A
Game ClockDifferent
2359 MHz
N/A
Boost ClockDifferent
2589 MHz
N/A
Memory ClockDifferent
2000 MHz16 Gbps effective
1250 MHz5 Gbps effective
GPU ClockDifferent
N/A
947 MHz

Memory

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
Memory SizeDifferent
8 GB
4 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
128 bit
512 bit
BandwidthDifferent
256.0 GB/s
320.0 GB/s

Render Config

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
Shading UnitsDifferent
2048
2560
TMUsDifferent
128
160
ROPs
64
64
Compute UnitsDifferent
32
40
RT CoresDifferent
32
N/A
L0 CacheDifferent
32 KB per WGP
N/A
L1 CacheDifferent
128 KB per Array
16 KB (per CU)
L2 CacheDifferent
2 MB
1024 KB
L3 CacheDifferent
32 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
Pixel RateDifferent
165.7 GPixel/s
60.61 GPixel/s
Texture RateDifferent
331.4 GTexel/s
151.5 GTexel/s
FP16 (half)Different
21.21 TFLOPS (2:1)
N/A
FP32 (float)Different
10.60 TFLOPS
4.849 TFLOPS
FP64 (double)Different
662.8 GFLOPS (1:16)
606.1 GFLOPS (1:8)

Board Design

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
Slot Width
Dual-slot
Dual-slot
LengthDifferent
190 mm7.5 inches
275 mm10.8 inches
HeightDifferent
110 mm4.3 inches
109 mm4.3 inches
WidthDifferent
40 mm1.6 inches
36 mm1.4 inches
TDPDifferent
160 W
275 W
Suggested PSUDifferent
450 W
600 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
1x 8-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
D532
109-C67157-00_02

Graphics Features

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 290
DirectXDifferent
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.8
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
56
Detailed Features

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