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AMD Radeon R9 390 X2: specs and benchmarks

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Summary

AMD started Radeon R9 390 X2 sales 3 September 2015 at a recommended price of $1,399. This is GCN 2.0 architecture desktop card based on 28 nm manufacturing process and primarily aimed at gamers. 8 GB of GDDR5 memory clocked at 5.4 GHz are supplied, and together with 512 Bit memory interface this creates a bandwidth of 345.6 GB/s.

Compatibility-wise, this is triple-slot card attached via PCIe 3.0 x16 interface. 4 8-pin power connectors are required, and power consumption is at 580 Watt.

We have no data on Radeon R9 390 X2 benchmark results.

General info

Of Radeon R9 390 X2's architecture, market type and release date.

Place in our rating

not rated

Architecture

GCN 2.0

GPU code name

Grenada

Market segment

Desktop

Launch date

3 September 2015 (5 years ago)

Launch price (MSRP)

$1,399

Price now

$225 (0.2x MSRP)

of 9999 (Radeon Pro Vega II)

Technical specs

Radeon R9 390 X2's general performance parameters such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon R9 390 X2's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores

2560

of 10752 (GA102)

Core clock speed

1000 MHz

of 2233 (Playstation 5 GPU)

Number of transistors

6,200 million

of 14400 (GeForce GTX 1080 SLI Mobile)

Manufacturing process technology

28 nm

of 5 (Apple M1 GPU)

Thermal design power (TDP)

580 Watt

of 900 (Tesla S2050)

Texture fill rate

160.0

of 781.8 (Radeon Pro W6900X)

Floating-point performance

2x 5,120 gflops

of 2918.4 (GRID K340)

Compatibility, dimensions and requirements

Information on Radeon R9 390 X2's compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interface

PCIe 3.0 x16

Supplementary power connectors

4x 8-pin

Memory

Parameters of memory installed on Radeon R9 390 X2: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.

Memory type

GDDR5

Maximum RAM amount

8 GB

of 80 (A100 SXM4 80 GB)

Memory bus width

512 Bit

of 6144 (GRID A100A)

Memory clock speed

5400 MHz

of 19500 (GeForce RTX 3090)

Memory bandwidth

345.6 GB/s

of 1024 (Radeon VII)

Video outputs and ports

Types and number of video connectors present on Radeon R9 390 X2. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

HDMI