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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 6600 XT

316%
316%

AMD Radeon R9 380

32%
32%
AMD Radeon RX 6600 XT is approximately 284% faster

Technical Specifications

SpecificationAMD Radeon RX 6600 XTAMD Radeon R9 380
Graphics ProcessorDifferent
Navi 23
Antigua
CoresDifferent
2048
1792
TMUsDifferent
128
112
ROPsDifferent
64
32
Memory SizeDifferent
8 GB
2 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
128 bit
256 bit

Graphics Processor

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
GPU NameDifferent
Navi 23
Antigua
GPU VariantDifferent
Navi 23 XT(215-130000006)
Antigua PRO(215-0877000)
ArchitectureDifferent
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process SizeDifferent
7 nm
28 nm
TransistorsDifferent
11,060 million
5,000 million
DensityDifferent
46.7M / mm²
13.7M / mm²
Die SizeDifferent
237 mm²
366 mm²
Chip PackageDifferent
BGA-1269
N/A

Graphics Card

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
Release DateDifferent
Jul 30th, 2021
Jun 18th, 2015
AvailabilityDifferent
Aug 10th, 2021
N/A
GenerationDifferent
Navi II(RX 6000)
Pirate Islands(R9 300)
PredecessorDifferent
Navi
Volcanic Islands
SuccessorDifferent
Navi III
Arctic Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
379 USD
199 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x8
PCIe 3.0 x16
ReviewsDifferent
45 in our database
39 in our database

Clock Speeds

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
Base ClockDifferent
1968 MHz
N/A
Game ClockDifferent
2359 MHz
N/A
Boost ClockDifferent
2589 MHz
N/A
Memory ClockDifferent
2000 MHz16 Gbps effective
1375 MHz5.5 Gbps effective
GPU ClockDifferent
N/A
970 MHz

Memory

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
Memory SizeDifferent
8 GB
2 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
128 bit
256 bit
BandwidthDifferent
256.0 GB/s
176.0 GB/s

Render Config

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
Shading UnitsDifferent
2048
1792
TMUsDifferent
128
112
ROPsDifferent
64
32
Compute UnitsDifferent
32
28
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
512 KB
L3 CacheDifferent
32 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
Pixel RateDifferent
165.7 GPixel/s
31.04 GPixel/s
Texture RateDifferent
331.4 GTexel/s
108.6 GTexel/s
FP16 (half)Different
21.21 TFLOPS (2:1)
3.476 TFLOPS (1:1)
FP32 (float)Different
10.60 TFLOPS
3.476 TFLOPS
FP64 (double)Different
662.8 GFLOPS (1:16)
217.3 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
Slot Width
Dual-slot
Dual-slot
LengthDifferent
190 mm7.5 inches
221 mm8.7 inches
HeightDifferent
110 mm4.3 inches
111 mm4.4 inches
WidthDifferent
40 mm1.6 inches
N/A
TDPDifferent
160 W
190 W
Suggested PSU
450 W
450 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
1x 8-pin
2x 6-pin
Board NumberDifferent
D532
C766

Graphics Features

FeatureAMD Radeon RX 6600 XTAMD Radeon R9 380
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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