GeForce MX450 30.5W 10Gbps vs Radeon R9 270 1024SP

Primary details

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

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 1.0 (2012−2020)	Turing (2018−2021)
GPU code name	Pitcairn	TU117
Market segment	Desktop	Desktop
Release date	13 March 2015 (9 years ago)	25 August 2020 (3 years ago)

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	1024	896
Core clock speed	900 MHz	no data
Boost clock speed	925 MHz	1575 MHz
Number of transistors	2,800 million	4,700 million
Manufacturing process technology	28 nm	12 nm
Power consumption (TDP)	150 Watt	31 Watt
Texture fill rate	59.20	88.20
Floating-point performance	1,894 gflops	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 x16	PCIe 4.0 x4
Width	2-slot	no data
Supplementary power connectors	1x 6-pin	None

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	GDDR6
Maximum RAM amount	2 GB	2 GB
Memory bus width	256 Bit	64 Bit
Memory clock speed	4800 MHz	10 GB/s
Memory bandwidth	153.6 GB/s	80 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 Connectors	2x DVI, 1x HDMI, 1x DisplayPort	No outputs
HDMI	+	no data

API compatibility

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

DirectX	12 (11_1)	12 (12_1)
Shader Model	5.1	6.5
OpenGL	4.6	4.6
OpenCL	1.2	1.2
Vulkan	1.2.131	1.2
CUDA	no data	7.5

Pros & cons summary

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Recency	13 March 2015	25 August 2020
Chip lithography	28 nm	12 nm
Power consumption (TDP)	150 Watt	31 Watt

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