Radeon RX 6400 vs Iris Plus Graphics 650

Place in performance ranking	614	269
Place by popularity	not in top-100	100
Cost-effectiveness evaluation	0.70	12.15
Architecture	Gen. 9.5 Kaby Lake (2015−2017)	RDNA 2.0 (2020−2022)
GPU code name	Kaby Lake GT3e	Navi 24
Market segment	Laptop	Desktop
Release date	3 January 2017 (7 years ago)	19 January 2022 (2 years ago)
Launch price (MSRP)	no data	$159
Current price	$949	$376 (2.4x MSRP)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 6400 has 1636% better value for money than Iris Plus Graphics 650.

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	48	768
Core clock speed	300 MHz	no data
Boost clock speed	1100 MHz	2321 MHz
Number of transistors	189 million	5,400 million
Manufacturing process technology	14 nm	6 nm
Power consumption (TDP)	15 Watt	53 Watt
Texture fill rate	55.20	111.4
Floating-point performance	883 gflops	no data

Form factor & compatibility

Information on Iris Plus Graphics 650 and Radeon RX 6400 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). 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.

Interface	PCIe 3.0 x1	PCIe 4.0 x4
Width	no data	1-slot
Supplementary power connectors	no data	None

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	DDR3L/LPDDR3/DDR4	GDDR6
Maximum RAM amount	32 GB	4 GB
Memory bus width	64/128 Bit	64 Bit
Memory clock speed	System Shared	16 GB/s
Memory bandwidth	no data	128.0 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 2.1, 1x DisplayPort 1.4a
HDMI	no data	+

Supported technologies

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

Quick Sync

no data

API compatibility

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

DirectX	12 (12_1)	12 Ultimate (12_2)
Shader Model	6.4	6.6
OpenGL	4.6	4.6
OpenCL	2.1	2.2
Vulkan	1.1.103	1.3

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.

Iris Plus Graphics 650 4.54

RX 6400 19.49
+329%

Radeon RX 6400 outperforms Iris Plus Graphics 650 by 329% based on our aggregated 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%

Iris Plus Graphics 650 1757

RX 6400 7545
+329%

Radeon RX 6400 outperforms Iris Plus Graphics 650 by 329% 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

−309%

90−95
+309%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

8−9
−275%

30−33

+275%

Full HD
Medium Preset

Assassin's Creed Odyssey	8−9 −275%	30−33 +275%
Assassin's Creed Valhalla	3−4 −300%	12−14 +300%
Battlefield 5	12−14 −323%	55−60 +323%
Call of Duty: Modern Warfare	14−16 −300%	60−65 +300%
Cyberpunk 2077	8−9 −275%	30−33 +275%
Far Cry 5	9−10 −289%	35−40 +289%
Far Cry New Dawn	9−10 −289%	35−40 +289%
Forza Horizon 4	14−16 −329%	60−65 +329%
Hitman 3	10−11 −300%	40−45 +300%
Horizon Zero Dawn	8−9 −275%	30−33 +275%
Red Dead Redemption 2	9−10 −289%	35−40 +289%
Shadow of the Tomb Raider	12−14 −317%	50−55 +317%
Watch Dogs: Legion	5−6 −320%	21−24 +320%

Full HD
High Preset

Assassin's Creed Odyssey	8−9 −275%	30−33 +275%
Assassin's Creed Valhalla	3−4 −300%	12−14 +300%
Battlefield 5	12−14 −323%	55−60 +323%
Call of Duty: Modern Warfare	14−16 −300%	60−65 +300%
Cyberpunk 2077	8−9 −275%	30−33 +275%
Far Cry 5	9−10 −289%	35−40 +289%
Far Cry New Dawn	9−10 −289%	35−40 +289%
Forza Horizon 4	14−16 −329%	60−65 +329%
Hitman 3	10−11 −300%	40−45 +300%
Horizon Zero Dawn	8−9 −275%	30−33 +275%
Metro Exodus	6−7 −300%	24−27 +300%
Red Dead Redemption 2	9−10 −289%	35−40 +289%
Shadow of the Tomb Raider	12−14 −317%	50−55 +317%
The Witcher 3: Wild Hunt	10−11 −300%	40−45 +300%
Watch Dogs: Legion	5−6 −320%	21−24 +320%

Full HD
Ultra Preset

Assassin's Creed Odyssey	8−9 −275%	30−33 +275%
Assassin's Creed Valhalla	3−4 −300%	12−14 +300%
Battlefield 5	12−14 −323%	55−60 +323%
Cyberpunk 2077	8−9 −275%	30−33 +275%
Far Cry 5	9−10 −289%	35−40 +289%
Far Cry New Dawn	9−10 −289%	35−40 +289%
Forza Horizon 4	14−16 −329%	60−65 +329%
The Witcher 3: Wild Hunt	10−11 −300%	40−45 +300%
Watch Dogs: Legion	5−6 −320%	21−24 +320%

1440p
High Preset

Call of Duty: Modern Warfare	7−8 −329%	30−33 +329%
Hitman 3	8−9 −275%	30−33 +275%
Horizon Zero Dawn	10−12 −309%	45−50 +309%
Metro Exodus	3−4 −300%	12−14 +300%
Red Dead Redemption 2	3−4 −300%	12−14 +300%
Shadow of the Tomb Raider	8−9 −275%	30−33 +275%

1440p
Ultra Preset

Assassin's Creed Odyssey	2−3 −300%	8−9 +300%
Cyberpunk 2077	2−3 −300%	8−9 +300%
Far Cry 5	7−8 −329%	30−33 +329%
Far Cry New Dawn	3−4 −300%	12−14 +300%
Forza Horizon 4	5−6 −320%	21−24 +320%
The Witcher 3: Wild Hunt	4−5 −300%	16−18 +300%

4K
High Preset

Call of Duty: Modern Warfare	3−4 −300%	12−14 +300%
Hitman 3	4−5 −300%	16−18 +300%
Horizon Zero Dawn	7−8 −329%	30−33 +329%
Red Dead Redemption 2	2−3 −300%	8−9 +300%
Shadow of the Tomb Raider	1−2 −300%	4−5 +300%
The Witcher 3: Wild Hunt	1−2 −300%	4−5 +300%

4K
Ultra Preset

Assassin's Creed Odyssey	2−3 −300%	8−9 +300%
Assassin's Creed Valhalla	2−3 −300%	8−9 +300%
Cyberpunk 2077	0−1	0−1
Far Cry 5	5−6 −320%	21−24 +320%
Far Cry New Dawn	7−8 −329%	30−33 +329%
Forza Horizon 4	2−3 −300%	8−9 +300%

This is how Iris Plus Graphics 650 and RX 6400 compete in popular games:

RX 6400 is 309% faster than Iris Plus Graphics 650 in 1080p

Pros & cons summary

Performance score	4.54	19.49
Recency	3 January 2017	19 January 2022
Maximum RAM amount	32 GB	4 GB
Chip lithography	14 nm	6 nm
Power consumption (TDP)	15 Watt	53 Watt