Radeon RX 6600 XT vs ATI Rage Mobility-M4

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated89
Place by popularitynot in top-10087
Cost-effectiveness evaluationno data63.50
Power efficiencyno data18.59
ArchitectureRage 4 (1998−1999)RDNA 2.0 (2020−2024)
GPU code nameM4Navi 23
Market segmentLaptopDesktop
Release date1 October 1999 (25 years ago)30 July 2021 (3 years ago)
Launch price (MSRP)no data$379

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA coresno data2048
Core clock speed105 MHz1968 MHz
Boost clock speedno data2589 MHz
Number of transistors8 million11,060 million
Manufacturing process technology250 nm7 nm
Power consumption (TDP)no data160 Watt
Texture fill rate0.21331.4
Floating-point processing powerno data10.6 TFLOPS
ROPs264
TMUs2128
Ray Tracing Coresno data32

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfaceAGP 4xPCIe 4.0 x8
Lengthno data190 mm
Widthno data2-slot
Supplementary power connectorsno data1x 8-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeSDRGDDR6
Maximum RAM amount16 MB8 GB
Memory bus width64 Bit128 Bit
Memory clock speed105 MHz2000 MHz
Memory bandwidth840.0 MB/s256.0 GB/s
Shared memoryno data-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DB13W31x HDMI, 2x DisplayPort
HDMI-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX6.012.0 Ultimate (12_2)
Shader Modelno data6.5
OpenGL1.24.6
OpenCLN/A2.1
VulkanN/A1.2

Pros & cons summary


Recency 1 October 1999 30 July 2021
Maximum RAM amount 16 MB 8 GB
Chip lithography 250 nm 7 nm

RX 6600 XT has an age advantage of 21 year, a 51100% higher maximum VRAM amount, and a 3471.4% more advanced lithography process.

We couldn't decide between Rage Mobility-M4 and Radeon RX 6600 XT. We've got no test results to judge.

Be aware that Rage Mobility-M4 is a notebook card while Radeon RX 6600 XT is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI Rage Mobility-M4
Rage Mobility-M4
AMD Radeon RX 6600 XT
Radeon RX 6600 XT

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Community ratings

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Questions & comments

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