ATI Radeon 9550 vs Quadro K620M

Primary details

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

Place in the ranking	769	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	6.97	no data
Architecture	Maxwell (2014−2017)	Rage 8 (2002−2007)
GPU code name	GM108	RV350
Market segment	Mobile workstation	Desktop
Release date	1 March 2015 (9 years ago)	1 October 2003 (21 year ago)

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	no data
Core clock speed	1029 MHz	250 MHz
Boost clock speed	1124 MHz	no data
Number of transistors	no data	60 million
Manufacturing process technology	28 nm	130 nm
Power consumption (TDP)	30 Watt	no data
Texture fill rate	17.98	1.000
Floating-point processing power	0.8632 TFLOPS	no data
ROPs	8	4
TMUs	16	4

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	MXM-A (3.0)	AGP 8x
Width	no data	1-slot
Supplementary power connectors	None	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	DDR3	DDR
Maximum RAM amount	2 GB	64 MB
Memory bus width	64 Bit	128 Bit
Memory clock speed	900 MHz	200 MHz
Memory bandwidth	14.4 GB/s	6.4 GB/s
Shared memory	-	no data

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	No outputs	1x DVI, 1x VGA, 1x S-Video
Display Port	1.2	no data

Supported technologies

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

Optimus	+	-
nView Display Management	+	no data
Optimus	+	no data

API compatibility

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

DirectX	12	9.0 (9_0)
Shader Model	5.1	no data
OpenGL	4.5	2.0
OpenCL	1.2	N/A
Vulkan	1.1.126	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	1 March 2015	1 October 2003
Maximum RAM amount	2 GB	64 MB
Chip lithography	28 nm	130 nm

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