AMD Radeon R9 390 X2 vs AMD Radeon R9 Nano

Comparative analysis of AMD Radeon R9 390 X2 and AMD Radeon R9 Nano videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: CompuBench 1.5 Desktop - T-Rex (Frames/s), 3DMark Fire Strike - Graphics Score.

AMD Radeon R9 390 X2

AMD Radeon R9 Nano

Differences

Reasons to consider the AMD Radeon R9 390 X2

8.4x more texture fill rate: 2x 160.0 GTexel / s billion / sec vs 256.0 GTexel / s
Around 25% higher pipelines: 2x 2560 vs 4096
Around 25% better floating-point performance: 2x 5,120 gflops vs 8,192 gflops
4x more maximum memory size: 2x 8 GB vs 4 GB
10.8x more memory clock speed: 5400 MHz vs 500 MHz

Texture fill rate	2x 160.0 GTexel / s billion / sec vs 256.0 GTexel / s
Pipelines	2x 2560 vs 4096
Floating-point performance	2x 5,120 gflops vs 8,192 gflops
Maximum memory size	2x 8 GB vs 4 GB
Memory clock speed	5400 MHz vs 500 MHz

Reasons to consider the AMD Radeon R9 Nano

3.3x lower typical power consumption: 175 Watt vs 580 Watt

Thermal Design Power (TDP)	175 Watt vs 580 Watt

Compare benchmarks

GPU 1: AMD Radeon R9 390 X2
GPU 2: AMD Radeon R9 Nano

Name	AMD Radeon R9 390 X2	AMD Radeon R9 Nano
CompuBench 1.5 Desktop - T-Rex (Frames/s)	21.128
3DMark Fire Strike - Graphics Score		4579

Compare specifications (specs)

	AMD Radeon R9 390 X2	AMD Radeon R9 Nano
Essentials
Architecture	GCN 2.0	GCN 3.0
Code name	Grenada	Fiji
Launch date	3 September 2015	27 August 2015
Launch price (MSRP)	$1,399	$649
Place in performance rating	264	261
Type	Desktop	Desktop
Design		AMD Radeon R9 Fury Series
Technical info
Core clock speed	1000 MHz
Floating-point performance	2x 5,120 gflops	8,192 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	2x 2560	4096
Texture fill rate	2x 160.0 GTexel / s billion / sec	256.0 GTexel / s
Thermal Design Power (TDP)	580 Watt	175 Watt
Transistor count	6,200 million	8,900 million
Boost clock speed		1000 MHz
Compute units		64
Stream Processors		4096
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	1x HDMI, 3x DisplayPort
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
Number of Eyefinity displays		6
VGA
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Supplementary power connectors	4x 8-pin	1x 8-pin
Bridgeless CrossFire
Bus support		PCIe 3.0
Length		152 mm
API support
DirectX	12.0 (12_0)	12
OpenGL	4.5	4.5
Mantle
OpenCL		2.0
Vulkan
Memory
Maximum RAM amount	2x 8 GB	4 GB
Memory bandwidth	2x 345.6 GB / s	512 GB/s
Memory bus width	2x 512 Bit	4096 bit
Memory clock speed	5400 MHz	500 MHz
Memory type	GDDR5	High Bandwidth Memory (HBM)
High bandwidth memory (HBM)
Shared memory		0
Technologies
AMD Eyefinity
AppAcceleration
CrossFire
DDMA audio
FreeSync
FRTC
HD3D
LiquidVR
PowerTune
TressFX
TrueAudio
Video Code Engine (VCE)
Virtual Super Resolution (VSR)
ZeroCore