Radeon RX 6400 vs Iris Xe Graphics G4

Primary details

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

Place in the rankingnot rated279
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data53.99
Power efficiencyno data25.60
ArchitectureGeneration 12.1 (2020−2021)RDNA 2.0 (2020−2024)
GPU code nameTiger Lake GT2Navi 24
Market segmentLaptopDesktop
Release date2 September 2020 (4 years ago)19 January 2022 (2 years ago)
Launch price (MSRP)no data$159

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 cores384768
Core clock speed300 MHz1923 MHz
Boost clock speed1100 MHz2321 MHz
Number of transistorsno data5,400 million
Manufacturing process technology10 nm6 nm
Power consumption (TDP)15 Watt53 Watt
Texture fill rate26.40111.4
Floating-point processing power0.8448 TFLOPS3.565 TFLOPS
ROPs1232
TMUs2448
Ray Tracing Coresno data12

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).

InterfacePCIe 3.0 x1PCIe 4.0 x4
Widthno data1-slot
Supplementary power connectorsno dataNone

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 typeSystem SharedGDDR6
Maximum RAM amountSystem Shared4 GB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared2000 MHz
Memory bandwidthno data128.0 GB/s
Shared memory+-

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 ConnectorsNo outputs1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI-+

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.7
OpenGL4.64.6
OpenCL3.02.2
Vulkan1.21.3

Pros & cons summary


Recency 2 September 2020 19 January 2022
Chip lithography 10 nm 6 nm
Power consumption (TDP) 15 Watt 53 Watt

Iris Xe Graphics G4 has 253.3% lower power consumption.

RX 6400, on the other hand, has an age advantage of 1 year, and a 66.7% more advanced lithography process.

We couldn't decide between Iris Xe Graphics G4 and Radeon RX 6400. We've got no test results to judge.

Be aware that Iris Xe Graphics G4 is a notebook card while Radeon RX 6400 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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Intel Iris Xe Graphics G4
Iris Xe Graphics G4
AMD Radeon RX 6400
Radeon RX 6400

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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