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Pick up to four GPUs and compare their specs row by row. Specs that mean different things across generations are kept apart.

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Spec Radeon RX 6600 XT AMD
Overview
Product name AMD Radeon RX 6600 XT
Architecture RDNA 2.0
Generation / family Radeon RX 6000 Series
Launch date 2021-08-11
Market segment Gaming
Board type / entry type Reference GPU
GPU
Process node TSMC 7 nm
Die size 237 mm²
Transistor count 11.06 billion
GPU chip Navi 23
Stream Processors 2048
Ray Accelerators 32
ROPs 64
TMUs 128
Clocks
Base / Core clock 1,968 MHz
Boost clock 2,589 MHz
Memory clock 2,000 MHz
Memory
Memory size 8 GB
Memory type GDDR6
Memory bus width 128-bit
Memory bandwidth 256 GB/s
Bus / Interface
Bus interface PCIe 4.0 x8
AGP / PCI / PCIe distinction PCIe
Power
TDP / TBP / board power 160 W
Recommended PSU 500 W
Power connectors 1x 8-pin
Slot width Dual-slot
Display / Media
Display outputs 1x HDMI 2.1, 3x DisplayPort 1.4a
Features
DirectX support DirectX 12.2
OpenGL support OpenGL 4.6
Vulkan support Vulkan 1.4
Shader Model 6.8
Ray tracing support Hardware RT units present
Performance / Benchmarks
FP32 throughput 10.6 TFLOPS
FP16 throughput 21.21 TFLOPS
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.

DLAA counts as native resolution; DLSS, FSR and XeSS upscaling never do. A ray tracing setting without a readable on or off value is read as on.