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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 6400

91%
91%

AMD Radeon R9 290

119%
119%
AMD Radeon R9 290 is approximately 28% faster

Technical Specifications

SpecificationAMD Radeon RX 6400AMD Radeon R9 290
Graphics ProcessorDifferent
Navi 24
Hawaii
CoresDifferent
768
2560
TMUsDifferent
48
160
ROPsDifferent
32
64
Memory Size
4 GB
4 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
64 bit
512 bit

Graphics Processor

FeatureAMD Radeon RX 6400AMD Radeon R9 290
GPU NameDifferent
Navi 24
Hawaii
GPU VariantDifferent
Navi 24 XL(215-135000046)
Hawaii PRO(215-0852020)
ArchitectureDifferent
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process SizeDifferent
6 nm
28 nm
TransistorsDifferent
5,400 million
6,200 million
DensityDifferent
50.5M / mm²
14.2M / mm²
Die SizeDifferent
107 mm²
438 mm²

Graphics Card

FeatureAMD Radeon RX 6400AMD Radeon R9 290
Release DateDifferent
Jan 19th, 2022
Nov 5th, 2013
AvailabilityDifferent
Apr 20th, 2022
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
159 USD
399 USD
Bus InterfaceDifferent
PCIe 4.0 x4
PCIe 3.0 x16
ReviewsDifferent
N/A
69 in our database

Clock Speeds

FeatureAMD Radeon RX 6400AMD Radeon R9 290
Base ClockDifferent
1923 MHz
N/A
Game ClockDifferent
2039 MHz
N/A
Boost ClockDifferent
2321 MHz
N/A
Memory ClockDifferent
2000 MHz16 Gbps effective
1250 MHz5 Gbps effective
GPU ClockDifferent
N/A
947 MHz

Memory

FeatureAMD Radeon RX 6400AMD Radeon R9 290
Memory Size
4 GB
4 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
64 bit
512 bit
BandwidthDifferent
128.0 GB/s
320.0 GB/s

Render Config

FeatureAMD Radeon RX 6400AMD Radeon R9 290
Shading UnitsDifferent
768
2560
TMUsDifferent
48
160
ROPsDifferent
32
64
Compute UnitsDifferent
12
40
RT CoresDifferent
12
N/A
L0 CacheDifferent
32 KB per WGP
N/A
L1 CacheDifferent
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
1024 KB
L3 CacheDifferent
16 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6400AMD Radeon R9 290
Pixel RateDifferent
74.27 GPixel/s
60.61 GPixel/s
Texture RateDifferent
111.4 GTexel/s
151.5 GTexel/s
FP16 (half)Different
7.130 TFLOPS (2:1)
N/A
FP32 (float)Different
3.565 TFLOPS
4.849 TFLOPS
FP64 (double)Different
222.8 GFLOPS (1:16)
606.1 GFLOPS (1:8)

Board Design

FeatureAMD Radeon RX 6400AMD Radeon R9 290
Slot WidthDifferent
Single-slot
Dual-slot
TDPDifferent
53 W
275 W
Suggested PSUDifferent
250 W
600 W
OutputsDifferent
1x HDMI 2.11x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
None
1x 6-pin + 1x 8-pin
Board NumberDifferent
D634
109-C67157-00_02
LengthDifferent
N/A
275 mm10.8 inches
HeightDifferent
N/A
109 mm4.3 inches
WidthDifferent
N/A
36 mm1.4 inches

Graphics Features

FeatureAMD Radeon RX 6400AMD Radeon R9 290
DirectXDifferent
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCLDifferent
2.2
2.1
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.8
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
54
Detailed Features

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