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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 1080

105%
105%

AMD Radeon RX 6600 XT

127%
127%
AMD Radeon RX 6600 XT is approximately 22% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Graphics ProcessorDifferent
GP104
Navi 23
CoresDifferent
2560
2048
TMUsDifferent
160
128
ROPs
64
64
Memory Size
8 GB
8 GB
Memory TypeDifferent
GDDR5X
GDDR6
Bus WidthDifferent
256 bit
128 bit

Graphics Processor

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
GPU NameDifferent
GP104
Navi 23
GPU VariantDifferent
GP104-400-A1
Navi 23 XT(215-130000006)
ArchitectureDifferent
Pascal
RDNA 2.0
Foundry
TSMC
TSMC
Process SizeDifferent
16 nm
7 nm
TransistorsDifferent
7,200 million
11,060 million
DensityDifferent
22.9M / mm²
46.7M / mm²
Die SizeDifferent
314 mm²
237 mm²
Chip PackageDifferent
BGA-2150
BGA-1269

Graphics Card

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Release DateDifferent
May 27th, 2016
Jul 30th, 2021
GenerationDifferent
GeForce 10
Navi II(RX 6000)
PredecessorDifferent
GeForce 900
Navi
SuccessorDifferent
GeForce 20
Navi III
ProductionDifferent
End-of-life
Active
Launch PriceDifferent
599 USD
379 USD
Bus InterfaceDifferent
PCIe 3.0 x16
PCIe 4.0 x8
ReviewsDifferent
183 in our database
45 in our database
AvailabilityDifferent
N/A
Aug 10th, 2021
Current PriceDifferent
N/A
Amazon/Newegg

Clock Speeds

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Base ClockDifferent
1607 MHz
1968 MHz
Boost ClockDifferent
1733 MHz
2589 MHz
Memory ClockDifferent
1251 MHz10 Gbps effective
2000 MHz16 Gbps effective
Game ClockDifferent
N/A
2359 MHz

Memory

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Memory Size
8 GB
8 GB
Memory TypeDifferent
GDDR5X
GDDR6
Memory BusDifferent
256 bit
128 bit
BandwidthDifferent
320.3 GB/s
256.0 GB/s

Render Config

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Shading UnitsDifferent
2560
2048
TMUsDifferent
160
128
ROPs
64
64
SM CountDifferent
20
N/A
L1 CacheDifferent
48 KB (per SM)
128 KB per Array
L2 Cache
2 MB
2 MB
Compute UnitsDifferent
N/A
32
RT CoresDifferent
N/A
32
L0 CacheDifferent
N/A
32 KB per WGP
L3 CacheDifferent
N/A
32 MB

Theoretical Performance

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Pixel RateDifferent
110.9 GPixel/s
165.7 GPixel/s
Texture RateDifferent
277.3 GTexel/s
331.4 GTexel/s
FP16 (half)Different
138.6 GFLOPS (1:64)
21.21 TFLOPS (2:1)
FP32 (float)Different
8.873 TFLOPS
10.60 TFLOPS
FP64 (double)Different
277.3 GFLOPS (1:32)
662.8 GFLOPS (1:16)

Board Design

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
Slot Width
Dual-slot
Dual-slot
LengthDifferent
267 mm10.5 inches
190 mm7.5 inches
HeightDifferent
112 mm4.4 inches
110 mm4.3 inches
Width
40 mm1.6 inches
40 mm1.6 inches
TDPDifferent
180 W
160 W
Suggested PSU
450 W
450 W
OutputsDifferent
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
1x 8-pin
1x 8-pin
Board NumberDifferent
PG413 SKU 0
D532

Graphics Features

FeatureNVIDIA GeForce GTX 1080AMD Radeon RX 6600 XT
DirectXDifferent
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCLDifferent
3.0
2.1
Vulkan
1.3
1.3
CUDADifferent
6.1
N/A
Shader Model
6.8
6.8

Comparison Summary

7
Specifications Compared
8
Feature Categories
57
Detailed Features

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