Radeon RX 6600 vs R7 M365X

Place in performance ranking	845	102
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	34.98
Architecture	GCN 1.0 (2012−2020)	Navi / RDNA2 (2020−2022)
GPU code name	Litho	Navi 23
Market segment	Desktop	Desktop
Release date	5 May 2015 (9 years ago)	13 October 2021 (2 years ago)
Launch price (MSRP)	no data	$329
Current price	no data	$358 (1.1x MSRP)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	384	1792
Compute units	6	no data
Core clock speed	900 MHz	2044 MHz
Boost clock speed	825 MHz	2491 MHz
Number of transistors	690 million	11,060 million
Manufacturing process technology	28 nm	7 nm
Power consumption (TDP)	no data	132 Watt
Texture fill rate	23.04	279.0
Floating-point performance	737.3 gflops	no data

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).

Bus support	PCIe 3.0	no data
Interface	PCIe 3.0 x8	PCIe 4.0 x8
Length	no data	190 mm
Width	no data	2-slot
Supplementary power connectors	no data	1x 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 type	GDDR5	GDDR6
Maximum RAM amount	4 GB	8 GB
Memory bus width	128 Bit	128 Bit
Memory clock speed	1000 MHz	14500 MHz
Memory bandwidth	64 GB/s	224.0 GB/s
Shared memory	no 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 Connectors	No outputs	1x HDMI, 3x DisplayPort
Eyefinity	1	no data
HDMI	no data	+

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

AppAcceleration	-	no data
Enduro	-	no data
FreeSync	1	no data
HD3D	+	no data
PowerTune	+	no data
DualGraphics	1	no data
TrueAudio	-	no data
ZeroCore	+	no data
Switchable graphics	1	no data

API compatibility

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

DirectX	DirectX® 12	12.0 Ultimate (12_2)
Shader Model	5.1	6.5
OpenGL	4.4	4.6
OpenCL	Not Listed	2.1
Vulkan	no data	1.2
Mantle	+	no data

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark performance score. 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.

R7 M365X 2.00

RX 6600 39.19
+1860%

RX 6600 outperforms R7 M365X by 1860% based on our aggregate benchmark results.

Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 25%

R7 M365X 774

RX 6600 15135
+1855%

RX 6600 outperforms R7 M365X by 1855% in Passmark.

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

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

Full HD	5−6 −2080%	109 +2080%
1440p	2−3 −2750%	57 +2750%
4K	1−2 −3000%	31 +3000%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

107

−1816%

2050−2100
+1816%

Full HD
Medium Preset

Assassin's Creed Odyssey	65−70 −1857%	1350−1400 +1857%
Assassin's Creed Valhalla	113 −1847%	2200−2250 +1847%
Battlefield 5	120−130 −1844%	2450−2500 +1844%
Call of Duty: Modern Warfare	75−80 −1799%	1500−1550 +1799%
Cyberpunk 2077	91 −1823%	1750−1800 +1823%
Far Cry 5	85−90 −1841%	1650−1700 +1841%
Far Cry New Dawn	95−100 −1859%	1900−1950 +1859%
Forza Horizon 4	140−150 −1846%	2900−2950 +1846%
Hitman 3	99 −1819%	1900−1950 +1819%
Horizon Zero Dawn	266 −1855%	5200−5250 +1855%
Metro Exodus	110−120 −1820%	2150−2200 +1820%
Red Dead Redemption 2	90−95 −1815%	1800−1850 +1815%
Shadow of the Tomb Raider	225 −1856%	4400−4450 +1856%
Watch Dogs: Legion	105 −1852%	2050−2100 +1852%

Full HD
High Preset

Assassin's Creed Odyssey	65−70 −1857%	1350−1400 +1857%
Assassin's Creed Valhalla	92 −1857%	1800−1850 +1857%
Battlefield 5	120−130 −1844%	2450−2500 +1844%
Call of Duty: Modern Warfare	75−80 −1799%	1500−1550 +1799%
Cyberpunk 2077	73 −1818%	1400−1450 +1818%
Far Cry 5	85−90 −1841%	1650−1700 +1841%
Far Cry New Dawn	95−100 −1859%	1900−1950 +1859%
Forza Horizon 4	140−150 −1846%	2900−2950 +1846%
Hitman 3	94 −1815%	1800−1850 +1815%
Horizon Zero Dawn	150−160 −1850%	3100−3150 +1850%
Metro Exodus	67 −1840%	1300−1350 +1840%
Red Dead Redemption 2	90−95 −1815%	1800−1850 +1815%
Shadow of the Tomb Raider	182 −1851%	3550−3600 +1851%
The Witcher 3: Wild Hunt	147 −1839%	2850−2900 +1839%
Watch Dogs: Legion	95−100 −1859%	1900−1950 +1859%

Full HD
Ultra Preset

Assassin's Creed Odyssey	65−70 −1857%	1350−1400 +1857%
Assassin's Creed Valhalla	78 −1823%	1500−1550 +1823%
Call of Duty: Modern Warfare	75−80 −1799%	1500−1550 +1799%
Cyberpunk 2077	59 −1849%	1150−1200 +1849%
Far Cry 5	85−90 −1841%	1650−1700 +1841%
Forza Horizon 4	140−150 −1846%	2900−2950 +1846%
Horizon Zero Dawn	142 −1837%	2750−2800 +1837%
Shadow of the Tomb Raider	157 −1843%	3050−3100 +1843%
The Witcher 3: Wild Hunt	90 −1844%	1750−1800 +1844%
Watch Dogs: Legion	58 −1797%	1100−1150 +1797%

Full HD
Epic Preset

Red Dead Redemption 2

90−95
−1815%

1800−1850

+1815%

1440p
High Preset

Battlefield 5	75−80 −1833%	1450−1500 +1833%
Far Cry New Dawn	90−95 −1823%	1750−1800 +1823%

1440p
Ultra Preset

Assassin's Creed Odyssey	40−45 −1805%	800−850 +1805%
Assassin's Creed Valhalla	52 −1823%	1000−1050 +1823%
Call of Duty: Modern Warfare	60−65 −1817%	1150−1200 +1817%
Cyberpunk 2077	34 −1812%	650−700 +1812%
Far Cry 5	91 −1823%	1750−1800 +1823%
Forza Horizon 4	80−85 −1851%	1600−1650 +1851%
Hitman 3	54 −1844%	1050−1100 +1844%
Horizon Zero Dawn	102 −1812%	1950−2000 +1812%
Metro Exodus	97 −1859%	1900−1950 +1859%
Shadow of the Tomb Raider	101 −1831%	1950−2000 +1831%
The Witcher 3: Wild Hunt	55−60 −1830%	1100−1150 +1830%
Watch Dogs: Legion	41 −1851%	800−850 +1851%

1440p
Epic Preset

Red Dead Redemption 2

65−70
−1840%

1300−1350

+1840%

4K
High Preset

Battlefield 5	35−40 −1823%	750−800 +1823%
Far Cry New Dawn	30−35 −1718%	600−650 +1718%
Hitman 3	36 −1844%	700−750 +1844%
Horizon Zero Dawn	50−55 −1800%	950−1000 +1800%
Shadow of the Tomb Raider	33 −1718%	600−650 +1718%
The Witcher 3: Wild Hunt	44 −1832%	850−900 +1832%

4K
Ultra Preset

Assassin's Creed Odyssey	27−30 −1752%	500−550 +1752%
Assassin's Creed Valhalla	24 −1775%	450−500 +1775%
Call of Duty: Modern Warfare	24−27 −1700%	450−500 +1700%
Cyberpunk 2077	14 −1829%	270−280 +1829%
Far Cry 5	21−24 −1857%	450−500 +1857%
Forza Horizon 4	50−55 −1844%	1050−1100 +1844%
Horizon Zero Dawn	55 −1809%	1050−1100 +1809%
Metro Exodus	48 −1775%	900−950 +1775%
Watch Dogs: Legion	21 −1805%	400−450 +1805%