Radeon RX 6400 vs R4 (Kaveri)

Aggregate performance score

We've compared Radeon R4 (Kaveri) with Radeon RX 6400, including specs and performance data.

R4 (Kaveri)
2014
0.86

RX 6400 outperforms R4 (Kaveri) by a whopping 2201% based on our aggregate benchmark results.

Primary details

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

Place in the ranking1132279
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data53.99
Power efficiencyno data25.60
ArchitectureGCN 1.1 (2014)RDNA 2.0 (2020−2024)
GPU code nameKaveriNavi 24
Market segmentLaptopDesktop
Release date4 June 2014 (10 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 cores192768
Core clock speed533 MHz1923 MHz
Boost clock speedno data2321 MHz
Number of transistors2410 Million5,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)no data53 Watt
Texture fill rateno data111.4
Floating-point processing powerno data3.565 TFLOPS
ROPsno data32
TMUsno data48
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).

Interfaceno dataPCIe 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 typeno dataGDDR6
Maximum RAM amountno data4 GB
Memory bus width64/128 Bit64 Bit
Memory clock speedno data2000 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 data1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX12 (FL 12_0)12 Ultimate (12_2)
Shader Modelno data6.7
OpenGLno data4.6
OpenCLno data2.2
Vulkan-1.3

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 HD7
−2186%
160−170
+2186%

Cost per frame, $

1080pno data0.99

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
−2067%
65−70
+2067%

Full HD
Medium Preset

Assassin's Creed Odyssey 5−6
−2100%
110−120
+2100%
Call of Duty: Modern Warfare 3−4
−2067%
65−70
+2067%
Cyberpunk 2077 3−4
−2067%
65−70
+2067%
Far Cry 5 0−1 0−1
Far Cry New Dawn 2−3
−2150%
45−50
+2150%
Hitman 3 5−6
−2100%
110−120
+2100%
Horizon Zero Dawn 12−14
−2150%
270−280
+2150%
Red Dead Redemption 2 1−2
−2000%
21−24
+2000%
Shadow of the Tomb Raider 7−8
−2186%
160−170
+2186%
Watch Dogs: Legion 30−35
−2158%
700−750
+2158%

Full HD
High Preset

Assassin's Creed Odyssey 5−6
−2100%
110−120
+2100%
Call of Duty: Modern Warfare 3−4
−2067%
65−70
+2067%
Cyberpunk 2077 3−4
−2067%
65−70
+2067%
Far Cry 5 0−1 0−1
Far Cry New Dawn 2−3
−2150%
45−50
+2150%
Hitman 3 5−6
−2100%
110−120
+2100%
Horizon Zero Dawn 12−14
−2150%
270−280
+2150%
Red Dead Redemption 2 1−2
−2000%
21−24
+2000%
Shadow of the Tomb Raider 7−8
−2186%
160−170
+2186%
The Witcher 3: Wild Hunt 10−11
−2200%
230−240
+2200%
Watch Dogs: Legion 30−35
−2158%
700−750
+2158%

Full HD
Ultra Preset

Assassin's Creed Odyssey 5−6
−2100%
110−120
+2100%
Call of Duty: Modern Warfare 3−4
−2067%
65−70
+2067%
Cyberpunk 2077 3−4
−2067%
65−70
+2067%
Far Cry 5 0−1 0−1
Hitman 3 5−6
−2100%
110−120
+2100%
Horizon Zero Dawn 12−14
−2150%
270−280
+2150%
Shadow of the Tomb Raider 7−8
−2186%
160−170
+2186%
The Witcher 3: Wild Hunt 10−11
−2200%
230−240
+2200%
Watch Dogs: Legion 30−35
−2158%
700−750
+2158%

Full HD
Epic Preset

Red Dead Redemption 2 1−2
−2000%
21−24
+2000%

1440p
High Preset

Battlefield 5 0−1 0−1
Far Cry New Dawn 1−2
−2000%
21−24
+2000%

1440p
Ultra Preset

Assassin's Creed Odyssey 0−1 0−1
Cyberpunk 2077 1−2
−2000%
21−24
+2000%
Far Cry 5 1−2
−2000%
21−24
+2000%
Hitman 3 7−8
−2186%
160−170
+2186%
Horizon Zero Dawn 4−5
−2150%
90−95
+2150%
The Witcher 3: Wild Hunt 0−1 0−1
Watch Dogs: Legion 3−4
−2067%
65−70
+2067%

1440p
Epic Preset

Red Dead Redemption 2 3−4
−2067%
65−70
+2067%

4K
High Preset

Far Cry New Dawn 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
−2000%
21−24
+2000%
Assassin's Creed Valhalla 0−1 0−1
Far Cry 5 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 2−3
−2150%
45−50
+2150%

This is how R4 (Kaveri) and RX 6400 compete in popular games:

  • RX 6400 is 2186% faster in 1080p

Pros & cons summary


Performance score 0.86 19.79
Recency 4 June 2014 19 January 2022
Chip lithography 28 nm 6 nm

RX 6400 has a 2201.2% higher aggregate performance score, an age advantage of 7 years, and a 366.7% more advanced lithography process.

The Radeon RX 6400 is our recommended choice as it beats the Radeon R4 (Kaveri) in performance tests.

Be aware that Radeon R4 (Kaveri) 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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AMD Radeon R4 (Kaveri)
Radeon R4 (Kaveri)
AMD Radeon RX 6400
Radeon RX 6400

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Community ratings

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