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GPU Comparison

Side-by-side comparison of specifications and performance

AMD Radeon RX 6600 XT

AMD Radeon RX 6600 XT

AMD Radeon HD 7970 GHz Edition

AMD Radeon HD 7970 GHz Edition

Performance Comparison

AMD Radeon RX 6600 XT

280%
280%

AMD Radeon HD 7970 GHz Edition

36%
36%
AMD Radeon RX 6600 XT is approximately 244% faster

Technical Specifications

SpecificationAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Graphics ProcessorDifferent
Navi 23
Tahiti
Cores
2048
2048
TMUs
128
128
ROPsDifferent
64
32
Memory SizeDifferent
8 GB
3 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
128 bit
384 bit

Graphics Processor

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
GPU NameDifferent
Navi 23
Tahiti
GPU VariantDifferent
Navi 23 XT(215-130000006)
Tahiti XT2(215-0821065)
ArchitectureDifferent
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
7 nm
28 nm
TransistorsDifferent
11,060 million
4,313 million
DensityDifferent
46.7M / mm²
12.3M / mm²
Die SizeDifferent
237 mm²
352 mm²
Chip PackageDifferent
BGA-1269
N/A

Graphics Card

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Release DateDifferent
Jul 30th, 2021
Jun 22nd, 2012
AvailabilityDifferent
Aug 10th, 2021
N/A
GenerationDifferent
Navi II(RX 6000)
Southern Islands(HD 7900)
PredecessorDifferent
Navi
Northern Islands
SuccessorDifferent
Navi III
Sea Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
379 USD
499 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x8
PCIe 3.0 x16
ReviewsDifferent
45 in our database
191 in our database

Clock Speeds

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Base ClockDifferent
1968 MHz
1000 MHz
Game ClockDifferent
2359 MHz
N/A
Boost ClockDifferent
2589 MHz
1050 MHz
Memory ClockDifferent
2000 MHz16 Gbps effective
1500 MHz6 Gbps effective

Memory

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Memory SizeDifferent
8 GB
3 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
128 bit
384 bit
BandwidthDifferent
256.0 GB/s
288.0 GB/s

Render Config

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Shading Units
2048
2048
TMUs
128
128
ROPsDifferent
64
32
Compute Units
32
32
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
768 KB
L3 CacheDifferent
32 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Pixel RateDifferent
165.7 GPixel/s
33.60 GPixel/s
Texture RateDifferent
331.4 GTexel/s
134.4 GTexel/s
FP16 (half)Different
21.21 TFLOPS (2:1)
N/A
FP32 (float)Different
10.60 TFLOPS
4.301 TFLOPS
FP64 (double)Different
662.8 GFLOPS (1:16)
1,075.2 GFLOPS (1:4)

Board Design

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
Slot Width
Dual-slot
Dual-slot
LengthDifferent
190 mm7.5 inches
275 mm10.8 inches
HeightDifferent
110 mm4.3 inches
111 mm4.4 inches
WidthDifferent
40 mm1.6 inches
38 mm1.5 inches
TDPDifferent
160 W
300 W
Suggested PSUDifferent
450 W
700 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 8-pin
1x 6-pin + 1x 8-pin
Board NumberDifferent
D532
109-C38637-00

Graphics Features

FeatureAMD Radeon RX 6600 XTAMD Radeon HD 7970 GHz Edition
DirectXDifferent
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
2.1
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
55
Detailed Features

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AMD Radeon RX 6600 XT vs GeForce RTX 2080 SUPER

GeForce RTX 2080 SUPER Performance120%

GeForce RTX 2080 SUPER is 20% faster than AMD Radeon RX 6600 XT

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AMD Radeon RX 6600 XT vs Radeon RX 7600 XT

Radeon RX 7600 XT Performance119%

Radeon RX 7600 XT is 19% faster than AMD Radeon RX 6600 XT

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AMD Radeon RX 6600 XT vs GeForce RTX 4060

GeForce RTX 4060 Performance119%

GeForce RTX 4060 is 19% faster than AMD Radeon RX 6600 XT

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AMD Radeon RX 6600 XT vs Arc B580

Arc B580 Performance119%

Arc B580 is 19% faster than AMD Radeon RX 6600 XT

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AMD Radeon RX 6600 XT vs GeForce RTX 5050

GeForce RTX 5050 Performance115%

GeForce RTX 5050 is 15% faster than AMD Radeon RX 6600 XT

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AMD Radeon RX 6600 XT vs GeForce RTX 2080

GeForce RTX 2080 Performance115%

GeForce RTX 2080 is 15% faster than AMD Radeon RX 6600 XT

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More Comparisons with AMD Radeon HD 7970 GHz Edition

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AMD Radeon HD 7970 GHz Edition vs GeForce GTX 1650

GeForce GTX 1650 Performance115%

GeForce GTX 1650 is 15% faster than AMD Radeon HD 7970 GHz Edition

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AMD Radeon HD 7970 GHz Edition vs Radeon RX 6400

Radeon RX 6400 Performance112%

Radeon RX 6400 is 12% faster than AMD Radeon HD 7970 GHz Edition

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AMD Radeon HD 7970 GHz Edition vs Arc A380

Arc A380 Performance111%

Arc A380 is 11% faster than AMD Radeon HD 7970 GHz Edition

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AMD Radeon HD 7970 GHz Edition vs GeForce GTX 780

GeForce GTX 780 Performance111%

GeForce GTX 780 is 11% faster than AMD Radeon HD 7970 GHz Edition

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AMD Radeon HD 7970 GHz Edition vs Radeon HD 7970 GHz Edition

Radeon HD 7970 GHz Edition Performance100%

Radeon HD 7970 GHz Edition is 0% slower than AMD Radeon HD 7970 GHz Edition

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AMD Radeon HD 7970 GHz Edition vs GeForce GTX 590

GeForce GTX 590 Performance100%

GeForce GTX 590 is 0% slower than AMD Radeon HD 7970 GHz Edition

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