AMD Radeon RX 590 vs AMD Radeon R9 M395 Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
May 2015
Generation
Polaris
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1469 MHz
—
Boost Clock
1545 MHz
—
Memory Clock
2000 MHz
1365 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
174.7GB/s
Render Config
Compute Units
36
28
Shading Units
2304
1792
TMUs
144
112
ROPs
32
32
L1 Cache
16 KB (per CU)
—
L2 Cache
2 MB
—
Theoretical Performance
Pixel Rate
49.44 GPixel/s
26.69 GPixel/s
Texture Rate
222.5 GTexel/s
93.41 GTexel/s
FP16 (half)
7.119 TFLOPS
—
FP32 (float)
7.119 TFLOPS
2.989 TFLOPS
FP64 (double)
445.0 GFLOPS
373.6 GFLOPS
Graphics Processor
GPU Name
Polaris 30
Amethyst
GPU Variant
Polaris 30 XT(215-0922006)
Amethyst PRO(216-0872004)
Architecture
GCN 4.0
GCN 3.0
Foundry
GlobalFoundries
TSMC
Process Size
12 nm
28 nm
Transistors
5.7 billion
5 billion
Die Size
232 mm²
366 mm²
Board Design
TDP
175W
250W
Suggested PSU
450 W
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2
1.2
Shader Model
6.4
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.