Radeon RX 6400 vs HD 7750

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Aggregate performance score

We've compared Radeon HD 7750 and Radeon RX 6400, covering specs and all relevant benchmarks.

HD 7750
2012
1 GB GDDR5, 75 Watt
4.41

RX 6400 outperforms HD 7750 by a whopping 345% based on our aggregate benchmark results.

Primary details

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

Place in the ranking662278
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.1653.13
Power efficiency5.7926.74
ArchitectureGCN 1.0 (2011−2020)RDNA 2.0 (2020−2024)
GPU code nameCape VerdeNavi 24
Market segmentDesktopDesktop
Designreferenceno data
Release date15 February 2012 (12 years ago)19 January 2022 (2 years ago)
Launch price (MSRP)$109 $159

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 6400 has 4480% better value for money than HD 7750.

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 cores512768
Core clock speedno data1923 MHz
Boost clock speed800 MHz2321 MHz
Number of transistors1,500 million5,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)75 Watt53 Watt
Texture fill rate25.60111.4
Floating-point processing power0.8192 TFLOPS3.565 TFLOPS
ROPs1632
TMUs3248
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).

Bus supportPCIe 2.1 x16no data
InterfacePCIe 3.0 x16PCIe 4.0 x4
Length168 mmno data
Width1-slot1-slot
Supplementary power connectorsNoneNone

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 amount1 GB4 GB
Memory bus width128 Bit64 Bit
Memory clock speed1125 MHz2000 MHz
Memory bandwidth72 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 Connectors1x DVI, 1x HDMI, 1x DisplayPort1x HDMI 2.1, 1x DisplayPort 1.4a
Eyefinity+-
HDMI++
DisplayPort support+-

Supported technologies

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

CrossFire+-
FreeSync+-

API compatibility

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

DirectXDirectX® 1112 Ultimate (12_2)
Shader Model5.16.7
OpenGL4.64.6
OpenCL1.22.2
Vulkan-1.3

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.

HD 7750 4.41
RX 6400 19.64
+345%

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.

HD 7750 1700
RX 6400 7579
+346%

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 4.41 19.64
Recency 15 February 2012 19 January 2022
Maximum RAM amount 1 GB 4 GB
Chip lithography 28 nm 6 nm
Power consumption (TDP) 75 Watt 53 Watt

RX 6400 has a 345.4% higher aggregate performance score, an age advantage of 9 years, a 300% higher maximum VRAM amount, a 366.7% more advanced lithography process, and 41.5% lower power consumption.

The Radeon RX 6400 is our recommended choice as it beats the Radeon HD 7750 in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 7750
Radeon HD 7750
AMD Radeon RX 6400
Radeon RX 6400

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


3.9 530 votes

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4.1 1843 votes

Rate Radeon RX 6400 on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.