AMD Radeon RX 6600M: specs and benchmarks

Summary

AMD started Radeon RX 6600M sales 1 September 2020. This is RDNA 2 architecture notebook card based on 7 nm manufacturing process and primarily aimed at gamers. 8 GB of GDDR6 memory clocked at 14 GHz are supplied, and together with 128 Bit memory interface this creates a bandwidth of 256.0 GB/s.

Compatibility-wise, this is card attached via PCIe 4.0 x8 interface. Power consumption is at 100 Watt (50 - 100 Watt TGP).

General info

Of Radeon RX 6600M's architecture, market segment and release date.

Place in performance rating	148
Architecture	RDNA 2 (2020−2022)
GPU code name	R21M-E65-70
Market segment	Laptop
Release date	1 September 2020 (1 year ago)

Technical specs

Radeon RX 6600M's general performance parameters such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon RX 6600M's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores	1792	of 18432 (AD102)
Core clock speed	2068 MHz	of 2610 (Radeon RX 6500 XT)
Boost clock speed	2177 MHz	of 2903 (Radeon Pro W6600)
Number of transistors	11,060 million	of 14400 (GeForce GTX 1080 SLI Mobile)
Manufacturing process technology	7 nm	of 4 (H100 PCIe)
Thermal design power (TDP)	100 Watt (50 - 100 Watt TGP)	of 900 (Tesla S2050)
Texture fill rate	235.8	of 939.8 (H100 SXM5)

Compatibility, dimensions and requirements

Information on Radeon RX 6600M's compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop size	medium sized
Interface	PCIe 4.0 x8
Supplementary power connectors	None

Memory

Parameters of memory installed on Radeon RX 6600M: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.

Memory type	GDDR6
Maximum RAM amount	8 GB	of 128 (Radeon Instinct MI250X)
Memory bus width	128 Bit	of 8192 (Radeon Instinct MI250X)
Memory clock speed	14000 MHz	of 21000 (GeForce RTX 3090 Ti)
Memory bandwidth	256.0 GB/s	of 14400 (Radeon R7 M260)
Shared memory	-

Video outputs and ports

Types and number of video connectors present on Radeon RX 6600M. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.

Display Connectors

No outputs

API support

APIs supported by Radeon RX 6600M, sometimes including their particular versions.

DirectX	12 Ultimate (12_2)
Shader Model	6.5
OpenGL	4.6
OpenCL	2.1
Vulkan	1.2

Benchmark performance

Non-gaming benchmark performance of Radeon RX 6600M. Note that overall benchmark performance is measured in points in 0-100 range.

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Overall score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Game benchmarks

Let's see how good Radeon RX 6600M is for gaming. Particular gaming benchmark results are measured in frames per second. Comparisons with game system requirements are included, but remember that sometimes official requirements may reflect reality inaccurately.

Here are the average frames per second in a large set of popular modern games across different resolutions:

Full HD	103
1440p	79

Full HD
Medium Preset

Assassin's Creed Odyssey	30−35
Assassin's Creed Valhalla	82
Battlefield 5	30−35
Call of Duty: Modern Warfare	30−35
Cyberpunk 2077	69
Far Cry 5	97
Far Cry New Dawn	76
Forza Horizon 4	30−35
Hitman 3	30−35
Horizon Zero Dawn	30−35
Red Dead Redemption 2	30−35
Shadow of the Tomb Raider	118
Watch Dogs: Legion	30−35

Full HD
High Preset

Assassin's Creed Odyssey	30−35
Assassin's Creed Valhalla	69
Battlefield 5	30−35
Call of Duty: Modern Warfare	30−35
Cyberpunk 2077	56
Far Cry 5	98
Far Cry New Dawn	73
Forza Horizon 4	30−35
Hitman 3	30−35
Horizon Zero Dawn	30−35
Metro Exodus	82
Red Dead Redemption 2	30−35
Shadow of the Tomb Raider	110
The Witcher 3: Wild Hunt	135
Watch Dogs: Legion	30−35

Full HD
Ultra Preset

Assassin's Creed Odyssey	30−35
Assassin's Creed Valhalla	61
Battlefield 5	30−35
Cyberpunk 2077	46
Far Cry 5	91
Far Cry New Dawn	67
Forza Horizon 4	30−35
The Witcher 3: Wild Hunt	81
Watch Dogs: Legion	30−35

1440p
High Preset

Call of Duty: Modern Warfare	30−35
Hitman 3	30−35
Horizon Zero Dawn	30−35
Metro Exodus	30−35
Red Dead Redemption 2	30−35
Shadow of the Tomb Raider	30−35
The Witcher 3: Wild Hunt	30−35

1440p
Ultra Preset

Assassin's Creed Odyssey	30−35
Assassin's Creed Valhalla	30−35
Battlefield 5	30−35
Cyberpunk 2077	30−35
Far Cry 5	81
Far Cry New Dawn	30−35
Forza Horizon 4	30−35
Watch Dogs: Legion	30−35

4K
High Preset

Call of Duty: Modern Warfare	30−35
Hitman 3	30−35
Horizon Zero Dawn	30−35
Metro Exodus	30−35
Red Dead Redemption 2	30−35
Shadow of the Tomb Raider	30−35
The Witcher 3: Wild Hunt	30−35

4K
Ultra Preset

Assassin's Creed Odyssey	30−35
Assassin's Creed Valhalla	30−35
Battlefield 5	30−35
Cyberpunk 2077	30−35
Far Cry 5	30−35
Far Cry New Dawn	30−35
Forza Horizon 4	30−35
Watch Dogs: Legion	30−35

Relative perfomance

Overall Radeon RX 6600M performance compared to nearest competitors among notebook video cards.

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