Radeon RX 6400 vs GRID K520

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Aggregate performance score

We've compared GRID K520 with Radeon RX 6400, including specs and performance data.

GRID K520
2013
4 GB GDDR5, 225 Watt
9.11

RX 6400 outperforms GRID K520 by a whopping 116% based on our aggregate benchmark results.

Primary details

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

Place in the ranking478276
Place by popularitynot in top-100100
Cost-effectiveness evaluation0.3353.42
Power efficiency2.8225.92
ArchitectureKepler (2012−2018)RDNA 2.0 (2020−2024)
GPU code nameGK104Navi 24
Market segmentWorkstationDesktop
Release date23 July 2013 (11 years ago)19 January 2022 (2 years ago)
Launch price (MSRP)$3,599 $159

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 6400 has 16088% better value for money than GRID K520.

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 cores1536768
Core clock speed745 MHz1923 MHz
Boost clock speedno data2321 MHz
Number of transistors3,540 million5,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)225 Watt53 Watt
Texture fill rate95.36111.4
Floating-point processing power2.289 TFLOPS3.565 TFLOPS
ROPs3232
TMUs12848
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 x16PCIe 4.0 x4
Length267 mmno data
Width2-slot1-slot
Supplementary power connectors1x 8-pinNone

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 typeGDDR5GDDR6
Maximum RAM amount4 GB4 GB
Memory bus width256 Bit64 Bit
Memory clock speed1250 MHz2000 MHz
Memory bandwidth160.0 GB/s128.0 GB/s

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-+

API compatibility

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

DirectX12 (11_0)12 Ultimate (12_2)
Shader Model5.16.7
OpenGL4.64.6
OpenCL1.22.2
Vulkan1.1.1261.3
CUDA3.0-

Synthetic benchmark performance

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


Combined synthetic benchmark score

This is our combined benchmark 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.

GRID K520 9.11
RX 6400 19.71
+116%

Passmark

This is the most ubiquitous GPU benchmark. 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.

GRID K520 3516
RX 6400 7603
+116%

Gaming performance

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

Pros & cons summary


Performance score 9.11 19.71
Recency 23 July 2013 19 January 2022
Chip lithography 28 nm 6 nm
Power consumption (TDP) 225 Watt 53 Watt

RX 6400 has a 116.4% higher aggregate performance score, an age advantage of 8 years, a 366.7% more advanced lithography process, and 324.5% lower power consumption.

The Radeon RX 6400 is our recommended choice as it beats the GRID K520 in performance tests.

Be aware that GRID K520 is a workstation graphics 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.

Vote for your favorite

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NVIDIA GRID K520
GRID K520
AMD Radeon RX 6400
Radeon RX 6400

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


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Questions & comments

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