Radeon HD 8490 OEM vs FirePro M3900

Primary details

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

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	TeraScale 2 (2009−2015)	TeraScale 2 (2009−2015)
GPU code name	Seymour	Caicos
Market segment	Mobile workstation	Desktop
Release date	19 October 2010 (14 years ago)	23 July 2013 (11 years 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	160	160
Core clock speed	750 MHz	875 MHz
Boost clock speed	750 MHz	no data
Number of transistors	370 million	370 million
Manufacturing process technology	40 nm	40 nm
Power consumption (TDP)	20 Watt	35 Watt
Texture fill rate	6.000	7.000
Floating-point processing power	0.24 TFLOPS	0.28 TFLOPS
ROPs	4	4
TMUs	8	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	n/a	no data
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	no data	168 mm
Width	no data	1-slot
Form factor	chip-down	no data
Supplementary power connectors	no data	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	GDDR3	DDR3
Maximum RAM amount	1 GB	1 GB
Memory bus width	64 Bit	64 Bit
Memory clock speed	900 MHz	900 MHz
Memory bandwidth	14 GB/s	14.4 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 DisplayPort
Eyefinity	+	-

API compatibility

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

DirectX	11.2 (11_0)	11.2 (11_0)
Shader Model	5.0	5.0
OpenGL	4.4	4.4
OpenCL	1.2	1.2
Vulkan	N/A	N/A

Pros & cons summary

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Recency	19 October 2010	23 July 2013
Power consumption (TDP)	20 Watt	35 Watt

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