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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 6500 XT

155%
155%

AMD Radeon R9 280X

65%
65%
AMD Radeon RX 6500 XT is approximately 90% faster

Technical Specifications

SpecificationAMD Radeon RX 6500 XTAMD Radeon R9 280X
Graphics ProcessorDifferent
Navi 24
Tahiti
CoresDifferent
1024
2048
TMUsDifferent
64
128
ROPs
32
32
Memory SizeDifferent
4 GB
3 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
64 bit
384 bit

Graphics Processor

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
GPU NameDifferent
Navi 24
Tahiti
GPU VariantDifferent
Navi 24 XT(215-135000006)
Tahiti XTL(215-0821065)
ArchitectureDifferent
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
6 nm
28 nm
TransistorsDifferent
5,400 million
4,313 million
DensityDifferent
50.5M / mm²
12.3M / mm²
Die SizeDifferent
107 mm²
352 mm²

Graphics Card

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
Release DateDifferent
Jan 19th, 2022
Oct 8th, 2013
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
199 USD
299 USD
Bus InterfaceDifferent
PCIe 4.0 x4
PCIe 3.0 x16
ReviewsDifferent
18 in our database
105 in our database

Clock Speeds

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
Base ClockDifferent
2310 MHz
850 MHz
Game ClockDifferent
2610 MHz
N/A
Boost ClockDifferent
2815 MHz
1000 MHz
Memory ClockDifferent
2248 MHz18 Gbps effective
1500 MHz6 Gbps effective

Memory

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
Memory SizeDifferent
4 GB
3 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
64 bit
384 bit
BandwidthDifferent
143.9 GB/s
288.0 GB/s

Render Config

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
Shading UnitsDifferent
1024
2048
TMUsDifferent
64
128
ROPs
32
32
Compute UnitsDifferent
16
32
RT CoresDifferent
16
N/A
L0 CacheDifferent
32 KB per WGP
N/A
L1 CacheDifferent
128 KB per Array
16 KB (per CU)
L2 CacheDifferent
1024 KB
768 KB
L3 CacheDifferent
16 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
Pixel RateDifferent
90.08 GPixel/s
32.00 GPixel/s
Texture RateDifferent
180.2 GTexel/s
128.0 GTexel/s
FP16 (half)Different
11.53 TFLOPS (2:1)
N/A
FP32 (float)Different
5.765 TFLOPS
4.096 TFLOPS
FP64 (double)Different
360.3 GFLOPS (1:16)
1,024.0 GFLOPS (1:4)

Board Design

FeatureAMD Radeon RX 6500 XTAMD Radeon R9 280X
Slot Width
Dual-slot
Dual-slot
TDPDifferent
107 W
250 W
Suggested PSUDifferent
300 W
600 W
OutputsDifferent
1x HDMI 2.11x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
1x 6-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
D632
C386
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 6500 XTAMD Radeon R9 280X
DirectXDifferent
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
2.2
2.1 (1.2)
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.8
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
52
Detailed Features

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