Radeon Pro V340 16 GB vs R9 390X

Primary details

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

Place in the ranking	226	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	10.07	no data
Power efficiency	6.13	no data
Architecture	GCN 2.0 (2013−2017)	GCN 5.0 (2017−2020)
GPU code name	Grenada	Vega 10
Market segment	Desktop	Workstation
Design	reference	no data
Release date	18 June 2015 (9 years ago)	26 August 2018 (6 years ago)
Launch price (MSRP)	$429	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	2816	3584
Core clock speed	no data	852 MHz
Boost clock speed	1050 MHz	1500 MHz
Number of transistors	6,200 million	12,500 million
Manufacturing process technology	28 nm	14 nm
Power consumption (TDP)	275 Watt	230 Watt
Texture fill rate	184.8	336.0
Floating-point processing power	5.914 TFLOPS	10.75 TFLOPS
ROPs	64	64
TMUs	176	224

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	PCIe 3.0	no data
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	275 mm	267 mm
Width	2-slot	2-slot
Supplementary power connectors	1 x 6-pin, 1 x 8-pin	2x 8-pin
Bridgeless CrossFire	+	-

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	HBM2
High bandwidth memory (HBM)	-	no data
Maximum RAM amount	0 MB	16 GB
Memory bus width	512 Bit	2048 Bit
Memory clock speed	1050 MHz	945 MHz
Memory bandwidth	384 GB/s	483.8 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	2x DVI, 1x HDMI, 1x DisplayPort	1x mini-DisplayPort 1.4a
Eyefinity	+	-
Number of Eyefinity displays	6	no data
HDMI	+	-
DisplayPort support	+	-

Supported technologies

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

CrossFire	+	-
FreeSync	+	-
PowerTune	+	-
TrueAudio	+	-
VCE	+	-
DDMA audio	+	no data

API compatibility

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

DirectX	DirectX® 12	12 (12_1)
Shader Model	6.3	6.7
OpenGL	4.6	4.6
OpenCL	2.0	2.1
Vulkan	+	1.3
Mantle	+	-

Pros & cons summary

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Recency	18 June 2015	26 August 2018
Chip lithography	28 nm	14 nm
Power consumption (TDP)	275 Watt	230 Watt

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