ATI Mobility Radeon HD 4550 vs GeForce GTX 550 Ti

Primary details

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

Place in the ranking	691	not rated
Place by popularity	73	not in top-100
Cost-effectiveness evaluation	0.69	no data
Power efficiency	2.40	no data
Architecture	Fermi 2.0 (2010−2014)	Terascale 1 (2010)
GPU code name	GF116	M92
Market segment	Desktop	Laptop
Release date	15 March 2011 (13 years ago)	1 January 2010 (14 years ago)
Launch price (MSRP)	$149	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	192	80
Core clock speed	900 MHz	550 MHz
Number of transistors	1,170 million	242 million
Manufacturing process technology	40 nm	55 nm
Power consumption (TDP)	116 Watt	no data
Maximum GPU temperature	100 °C	no data
Texture fill rate	28.80	4.400
Floating-point processing power	0.6912 TFLOPS	0.088 TFLOPS
ROPs	24	4
TMUs	32	8

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	16x PCI-E 2.0	no data
Interface	PCIe 2.0 x16	MXM-II
Length	210 mm	no data
Height	4.376" (11.1 cm)	no data
Width	2-slot	no data
Supplementary power connectors	1x 6-pin	None
SLI options	+	-

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	GDDR3, DDR2, DDR3
Maximum RAM amount	2 GB	512 MB
Memory bus width	192 Bit	64 Bit
Memory clock speed	4.1 GB/s	700 MHz
Memory bandwidth	98.4 GB/s	11.2 GB/s
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	Two Dual Link DVI-IMini HDMI	No outputs
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)	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.2	3.3
OpenCL	1.1	1.1
Vulkan	N/A	N/A
CUDA	+	-

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	15 March 2011	1 January 2010
Maximum RAM amount	2 GB	512 MB
Chip lithography	40 nm	55 nm

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