Apple M1 Ultra 48-core vs AMD Radeon RX 6600 XT

Comparative analysis of Apple M1 Ultra 48-core and AMD Radeon RX 6600 XT videocards for all known characteristics in the following categories: Essentials, Technical info, Memory, Video outputs and ports, Compatibility, dimensions and requirements, API support. Benchmark videocards performance analysis: Geekbench - OpenCL, PassMark - G3D Mark, PassMark - G2D Mark, 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.

Apple M1 Ultra 48-core

AMD Radeon RX 6600 XT

Differences

Reasons to consider the Apple M1 Ultra 48-core

Videocard is newer: launch date 7 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 5 nm vs 7 nm
Around 33% lower typical power consumption: 120 Watt vs 160 Watt
Around 15% better performance in Geekbench - OpenCL: 94450 vs 82372

Specifications (specs)
Launch date	18 Mar 2022 vs 30 Jul 2021
Manufacturing process technology	5 nm vs 7 nm
Thermal Design Power (TDP)	120 Watt vs 160 Watt
Benchmarks
Geekbench - OpenCL	94450 vs 82372

Reasons to consider the AMD Radeon RX 6600 XT

Around 52% higher core clock speed: 1968 MHz vs 1296 MHz
42.7x more pipelines: 2048 vs 48

Core clock speed	1968 MHz vs 1296 MHz
Pipelines	2048 vs 48

Compare benchmarks

GPU 1: Apple M1 Ultra 48-core
GPU 2: AMD Radeon RX 6600 XT

Geekbench - OpenCL

GPU 1

GPU 2

94450

82372

Name	Apple M1 Ultra 48-core	AMD Radeon RX 6600 XT
Geekbench - OpenCL	94450	82372
PassMark - G3D Mark		16512
PassMark - G2D Mark		913
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		706.665
GFXBench 4.0 - Car Chase Offscreen (Frames)		15486
GFXBench 4.0 - Manhattan (Frames)		3728
GFXBench 4.0 - T-Rex (Frames)		3367
GFXBench 4.0 - Car Chase Offscreen (Fps)		15486
GFXBench 4.0 - Manhattan (Fps)		3728
GFXBench 4.0 - T-Rex (Fps)		3367
3DMark Fire Strike - Graphics Score		9583

Compare specifications (specs)

	Apple M1 Ultra 48-core	AMD Radeon RX 6600 XT
Essentials
Launch date	18 Mar 2022	30 Jul 2021
Place in performance rating	178	174
Architecture		RDNA 2.0
Code name		Navi 23 XT
Launch price (MSRP)		$379
Type		Desktop
Technical info
Core clock speed	1296 MHz	1968 MHz
Manufacturing process technology	5 nm	7 nm
Peak Single Precision (FP32) Performance	15.925 TFLOPS	10.60 TFLOPS
Pipelines	48	2048
Render output units	192
Thermal Design Power (TDP)	120 Watt	160 Watt
Boost clock speed		2589 MHz
Compute units		32
Peak Double Precision (FP64) Performance		662.8 GFLOPS (1:16)
Peak Half Precision (FP16) Performance		21.21 TFLOPS (2:1)
Pixel fill rate		165.7 GPixel/s
Texture fill rate		331.4 GTexel/s
Transistor count		11060 million
Memory
Memory bandwidth	819.2 GB/s	256 GB/s
Memory bus width	1024 bit	128 bit
Memory type	LPDDR5-6400	GDDR6
Maximum RAM amount		8 GB
Memory clock speed		2000 MHz (16 Gbps effective)
Video outputs and ports
Display Connectors		1x HDMI, 2x 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
Length		190 mm (7.5 inches)
Recommended system power (PSU)		450 Watt
Supplementary power connectors		1x 8-pin
Width		110 mm (4.3 inches)
API support
DirectX		12.2
OpenCL		2.1
OpenGL		4.6
Shader Model		6.5
Vulkan