AMD Radeon RX 580X vs AMD Radeon R9 390 X2

Comparative analysis of AMD Radeon RX 580X and AMD Radeon R9 390 X2 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: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), PassMark - G2D Mark, PassMark - G3D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - T-Rex (Frames/s).

AMD Radeon RX 580X

AMD Radeon R9 390 X2

Differences

Reasons to consider the AMD Radeon RX 580X

Videocard is newer: launch date 2 year(s) 7 month(s) later
Around 26% higher core clock speed: 1257 MHz vs 1000 MHz
89.3x more texture fill rate: 192.96 GTexel/s vs 2x 160.0 GTexel / s billion / sec
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
3.1x lower typical power consumption: 185 Watt vs 580 Watt
Around 48% higher memory clock speed: 8000 MHz vs 5400 MHz

Launch date	3 April 2018 vs 3 September 2015
Core clock speed	1257 MHz vs 1000 MHz
Texture fill rate	192.96 GTexel/s vs 2x 160.0 GTexel / s billion / sec
Manufacturing process technology	14 nm vs 28 nm
Thermal Design Power (TDP)	185 Watt vs 580 Watt
Memory clock speed	8000 MHz vs 5400 MHz

Reasons to consider the AMD Radeon R9 390 X2

2.2x more pipelines: 2x 2560 vs 2304
1651.6x better floating-point performance: 2x 5,120 gflops vs 6.2 TFLOPs
2x more maximum memory size: 2x 8 GB vs 8 GB

Pipelines	2x 2560 vs 2304
Floating-point performance	2x 5,120 gflops vs 6.2 TFLOPs
Maximum memory size	2x 8 GB vs 8 GB

Compare benchmarks

GPU 1: AMD Radeon RX 580X
GPU 2: AMD Radeon R9 390 X2

Name	AMD Radeon RX 580X	AMD Radeon R9 390 X2
GFXBench 4.0 - Car Chase Offscreen (Frames)	11616
GFXBench 4.0 - Car Chase Offscreen (Fps)	11616
GFXBench 4.0 - Manhattan (Frames)	4909
GFXBench 4.0 - Manhattan (Fps)	4909
GFXBench 4.0 - T-Rex (Frames)	18294
GFXBench 4.0 - T-Rex (Fps)	18294
PassMark - G2D Mark	885
PassMark - G3D Mark	7798
Geekbench - OpenCL	41822
CompuBench 1.5 Desktop - T-Rex (Frames/s)		21.128

Compare specifications (specs)

	AMD Radeon RX 580X	AMD Radeon R9 390 X2
Essentials
Architecture	GCN 4.0	GCN 2.0
Code name	Polaris 20	Grenada
Design	Radeon RX 500X Series
GCN generation	4th Gen
Launch date	3 April 2018	3 September 2015
Place in performance rating	162	247
Type	Desktop, Laptop	Desktop
Launch price (MSRP)		$1,399
Technical info
Boost clock speed	1340 MHz
Compute units	36
Core clock speed	1257 MHz	1000 MHz
Floating-point performance	6.2 TFLOPs	2x 5,120 gflops
Manufacturing process technology	14 nm	28 nm
Pipelines	2304	2x 2560
Pixel fill rate	42.88 GP/s
Render output units	32
Stream Processors	2304
Texture fill rate	192.96 GTexel/s	2x 160.0 GTexel / s billion / sec
Texture Units	144
Thermal Design Power (TDP)	185 Watt	580 Watt
Transistor count	5,700 million	6,200 million
Video outputs and ports
Display Connectors	1x HDMI, 3x DisplayPort	2x DVI, 1x HDMI, 1x DisplayPort
DisplayPort support
Dual-link DVI support
HDMI
VGA
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	241 mm
Supplementary power connectors	1x 8-pin	4x 8-pin
API support
DirectX	12	12.0 (12_0)
OpenGL	4.5	4.5
Vulkan
Memory
Maximum RAM amount	8 GB	2x 8 GB
Memory bandwidth	256 GB/s	2x 345.6 GB / s
Memory bus width	256 bit	2x 512 Bit
Memory clock speed	8000 MHz	5400 MHz
Memory type	GDDR5	GDDR5
Technologies
4K H264 Decode
4K H264 Encode
AMD Radeon™ Chill
AMD Radeon™ ReLive
AppAcceleration
FreeSync
H265/HEVC Decode
H265/HEVC Encode
HDMI 4K Support
TrueAudio
VR Ready