Radeon RX 455 OEM vs GeForce GT 440

Primary details

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

Place in the ranking	890	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.08	no data
Power efficiency	2.14	no data
Architecture	Fermi (2010−2014)	GCN 2.0 (2013−2017)
GPU code name	GF108	Tobago
Market segment	Desktop	Desktop
Release date	1 February 2011 (13 years ago)	30 June 2016 (8 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	96	768
Core clock speed	810 MHz	1050 MHz
Number of transistors	585 million	2,080 million
Manufacturing process technology	40 nm	28 nm
Power consumption (TDP)	65 Watt	100 Watt
Maximum GPU temperature	98 °C	no data
Texture fill rate	12.96	50.40
Floating-point processing power	0.311 TFLOPS	1.613 TFLOPS
ROPs	4	16
TMUs	16	48

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 support	PCI-E 2.0 x 16	no data
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Length	145 mm	165 mm
Height	4.376" (11.1 cm)	no data
Width	1-slot	1-slot
Supplementary power connectors	None	1x 6-pin

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	DDR3	GDDR5
Maximum RAM amount	512 MB GDDR5 or 1 GB	2 GB
Standard memory config per GPU	1 GB GDDR5 or 2 GB	no data
Memory bus width	128 Bit	128 Bit
Memory clock speed	1600 MHz (GDDR5) or 900 MHz (DDR3)	1625 MHz
Memory bandwidth	28.8 (DDR3) – 51.2 (GDDR5)	104.0 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 Connectors	HDMIVGADual Link DVI	1x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support	+	no data
HDMI	+	+
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	Internal	no data

API compatibility

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

DirectX	12 (11_0)	12 (12_0)
Shader Model	5.1	6.3
OpenGL	4.2	4.6
OpenCL	1.1	2.0
Vulkan	N/A	1.2.131
CUDA	+	-

Pros & cons summary

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Recency	1 February 2011	30 June 2016
Maximum RAM amount	512 MB GDDR5 or 1 GB	2 GB
Chip lithography	40 nm	28 nm
Power consumption (TDP)	65 Watt	100 Watt

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