ATI Radeon HD 4270 vs 540

Primary details

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

Place in the ranking	715	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.10	no data
Power efficiency	4.95	no data
Architecture	GCN 4.0 (2016−2020)	RV6xx (2008−2010)
GPU code name	Lexa	RS880M
Market segment	Desktop	Laptop
Release date	20 April 2017 (7 years ago)	1 May 2010 (14 years ago)
Launch price (MSRP)	$79	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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 cores	384	40
Core clock speed	1183 MHz	590 MHz
Boost clock speed	1124 MHz	no data
Number of transistors	2,200 million	no data
Manufacturing process technology	14 nm	55 nm
Power consumption (TDP)	50 Watt	no data
Texture fill rate	28.39	no data
Floating-point processing power	0.9085 TFLOPS	no data
ROPs	16	no data
TMUs	24	no data

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).

Interface	PCIe 3.0 x8	no data
Length	145 mm	no data
Width	1-slot	no data
Supplementary power connectors	None	no data

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	GDDR5	no data
Maximum RAM amount	1 GB	512 MB
Memory bus width	32 Bit	no data
Memory clock speed	1500 MHz	no data
Memory bandwidth	24 GB/s	no data
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 Connectors

2x DisplayPort 1.4a

no data

API compatibility

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

DirectX	12 (12_0)	10.1
Shader Model	6.7	no data
OpenGL	4.6	no data
OpenCL	2.1	no data
Vulkan	1.3	-

Synthetic benchmark performance

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

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Pros & cons summary

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Recency	20 April 2017	1 May 2010
Maximum RAM amount	1 GB	512 MB
Chip lithography	14 nm	55 nm

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

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