AMD Radeon RX 6600 vs AMD Radeon RX Vega XT

Comparative analysis of AMD Radeon RX 6600 and AMD Radeon RX Vega XT videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

AMD Radeon RX 6600

AMD Radeon RX Vega XT

Differences

Reasons to consider the AMD Radeon RX 6600

Videocard is newer: launch date 4 year(s) 2 month(s) later
Around 8% higher core clock speed: 1626 MHz vs 1500 MHz
Around 53% higher boost clock speed: 2491 MHz vs 1630 MHz
668.6x more texture fill rate: 279.0 GTexel/s vs 417.3 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 7 nm vs 14 nm
Around 70% lower typical power consumption: 132 Watt vs 225 Watt

Launch date	13 Oct 2021 vs 8 August 2017
Core clock speed	1626 MHz vs 1500 MHz
Boost clock speed	2491 MHz vs 1630 MHz
Texture fill rate	279.0 GTexel/s vs 417.3 GTexel / s
Manufacturing process technology	7 nm vs 14 nm
Thermal Design Power (TDP)	132 Watt vs 225 Watt

Reasons to consider the AMD Radeon RX Vega XT

2.3x more pipelines: 4096 vs 1792
Around 8% higher memory clock speed: 1890 MHz vs 1750 MHz (14 Gbps effective)
2.7x better performance in Geekbench - OpenCL: 196748 vs 72446

Specifications (specs)
Pipelines	4096 vs 1792
Memory clock speed	1890 MHz vs 1750 MHz (14 Gbps effective)
Benchmarks
Geekbench - OpenCL	196748 vs 72446

Compare benchmarks

GPU 1: AMD Radeon RX 6600
GPU 2: AMD Radeon RX Vega XT

Geekbench - OpenCL

GPU 1

GPU 2

72446

196748

Name	AMD Radeon RX 6600	AMD Radeon RX Vega XT
PassMark - G3D Mark	15166
PassMark - G2D Mark	874
Geekbench - OpenCL	72446	196748
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	260.061
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	5472.868
CompuBench 1.5 Desktop - T-Rex (Frames/s)	20.421
CompuBench 1.5 Desktop - Video Composition (Frames/s)	290.312
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1152.228
GFXBench 4.0 - Car Chase Offscreen (Frames)	19713
GFXBench 4.0 - Manhattan (Frames)	26778
GFXBench 4.0 - T-Rex (Frames)	69225
GFXBench 4.0 - Car Chase Offscreen (Fps)	19713
GFXBench 4.0 - Manhattan (Fps)	26778
GFXBench 4.0 - T-Rex (Fps)	69225
3DMark Fire Strike - Graphics Score	8083

Compare specifications (specs)

	AMD Radeon RX 6600	AMD Radeon RX Vega XT
Essentials
Architecture	RDNA 2.0	GCN 5.0
Code name	Navi 23 XL	Vega 10
Launch date	13 Oct 2021	8 August 2017
Launch price (MSRP)	$329
Place in performance rating	38	35
Type	Desktop	Desktop
Technical info
Boost clock speed	2491 MHz	1630 MHz
Compute units	28
Core clock speed	1626 MHz	1500 MHz
Manufacturing process technology	7 nm	14 nm
Peak Double Precision (FP64) Performance	558.0 GFLOPS (1:16)
Peak Half Precision (FP16) Performance	17.86 TFLOPS (2:1)
Peak Single Precision (FP32) Performance	8.928 TFLOPS
Pipelines	1792	4096
Pixel fill rate	159.4 GPixel/s
Texture fill rate	279.0 GTexel/s	417.3 GTexel / s
Thermal Design Power (TDP)	132 Watt	225 Watt
Transistor count	11060 million
Floating-point performance		13,353 gflops
Video outputs and ports
Display Connectors	1x HDMI, 3x DisplayPort	1x HDMI, 3x DisplayPort
DisplayPort count	3
DisplayPort support
HDMI
Compatibility, dimensions and requirements
Form factor	Dual-slot
Height	40 mm (1.6 inches)
Interface	PCIe 4.0 x8	PCIe 3.0 x16
Length	190 mm (7.5 inches)	267 mm
Recommended system power (PSU)	300 Watt
Supplementary power connectors	1x 8-pin	2x 8-pin
Width	110 mm (4.3 inches)
API support
DirectX	12.2
OpenCL	2.1
OpenGL	4.6
Shader Model	6.5
Vulkan
Memory
Maximum RAM amount	8 GB	8 GB
Memory bandwidth	224 GB/s	483.8 GB / s
Memory bus width	128 bit	2048 Bit
Memory clock speed	1750 MHz (14 Gbps effective)	1890 MHz
Memory type	GDDR6	HBM2