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AMD Radeon RX 540X Mobile

Graphics Processor
Polaris 23
Cores
512
TMUs
32
ROPs
16
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
128 bit
The Radeon RX 540X Mobile is a graphics card by AMD, launched in April 2018. Built on the 14 nm process, and based on the Polaris 23 graphics processor, in its Polaris 23 MXL variant, the card supports DirectX 12.0. The Polaris 23 graphics processor is an average sized chip with a die area of 103 mm² and 2,200 million transistors. It features 512 shading units, 32 texture mapping units and 16 ROPs. AMD has placed 2,048 MB GDDR5 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 1124 MHz, which can be boosted up to 1219 MHz, memory is running at 1500 MHz.
Being a igp card, the AMD Radeon RX 540X Mobile does not require any additional power connector, its power draw is rated at 50 W maximum. This device has no display connectivity, as it is not designed to have monitors connected to it. Radeon RX 540X Mobile is connected to the rest of the system using a PCI-Express 3.0 x8 interface.

Graphics Processor

GPU Name
Polaris 23
GPU Variant
Polaris 23 MXL
Architecture
GCN 4.0
Foundry
TSMC
Process Size
14 nm
Transistors
2,200 million
Die Size
103 mm²

Mobile Graphics

Release Date
Apr 11th, 2018
Generation
Mobility Radeon
(RX M500X)
Production
Active
Bus Interface
PCIe 3.0 x8

Relative Performance

6%
GeForce 210
8%
GeForce 9400 GT
10%
Radeon HD 4550
13%
Radeon HD 5450
15%
Radeon HD 6450
16%
GeForce GT 520
19%
GeForce GT 220
25%
GeForce GT 430
26%
Radeon HD 5570
28%
Radeon HD 4670
29%
GeForce GT 440
30%
GeForce GT 240
34%
GeForce 9600 GT
37%
Radeon HD 5670
39%
GeForce GT 640
41%
GeForce 9800 GT
42%
Radeon HD 6670
44%
Radeon HD 4830
46%
Radeon HD 4770
49%
Radeon HD 4850
50%
GeForce GTS 250
52%
GeForce GTS 450
53%
Radeon HD 5750
61%
Radeon HD 7750
61%
Radeon HD 5770
63%
GeForce GTX 260
63%
Radeon HD 4870
63%
Radeon Vega 8
64%
GeForce GTX 550 Ti
65%
GeForce GTX 650
68%
Radeon HD 5830
72%
Radeon HD 6790
73%
Radeon HD 4890
76%
GeForce GTX 460
76%
Radeon RX Vega 11
77%
GeForce GT 1030
78%
GeForce GTX 275
78%
Radeon HD 7770 GHz Edition
78%
GeForce GTX 280
80%
GeForce GTX 465
84%
Radeon HD 6850
85%
GeForce GTX 285
91%
Radeon HD 5850
93%
GeForce GTX 650 Ti
93%
Radeon HD 7790
97%
Radeon RX 550
97%
GeForce GTX 470
100%
Radeon RX 540X Mobile
101%
Radeon HD 6870
108%
Radeon HD 5870
111%
GeForce GTX 560 Ti
111%
Radeon HD 4870 X2
114%
GeForce GTX 750 Ti
114%
Radeon HD 6950
118%
GeForce GTX 295
120%
GeForce GTX 650 Ti Boost
120%
Radeon HD 7850
122%
GeForce GTX 480
128%
Radeon HD 6970
131%
Radeon R7 265
133%
Radeon RX 460
133%
Radeon R7 370
133%
GeForce GTX 660
134%
GeForce GTX 570
136%
Radeon RX 560
144%
GeForce GTX 950
146%
Radeon HD 7870 GHz Edition
149%
Radeon R9 270X
151%
GeForce GTX 660 Ti
152%
GeForce GTX 580
153%
GeForce GTX 1050
153%
Radeon HD 7950
156%
Radeon HD 5970
161%
GeForce GTX 760
173%
GeForce GTX 670
177%
GeForce GTX 960
182%
Radeon R9 380
183%
Radeon R9 285
185%
Radeon HD 7970
187%
GeForce GTX 680
191%
GeForce GTX 1050 Ti
196%
GeForce GTX 770
201%
Radeon HD 6990
205%
Radeon R9 280X
208%
GeForce GTX 590
208%
Radeon HD 7970 GHz Edition
231%
GeForce GTX 780
239%
GeForce GTX 1650
254%
Radeon RX 470
257%
Radeon R9 290
271%
Radeon RX 570
275%
Radeon R9 390
276%
Radeon R9 290X
280%
GeForce GTX 970
284%
GeForce GTX TITAN
287%
GeForce GTX 780 Ti
292%
Radeon R9 390X
293%
Radeon HD 7990
294%
Radeon RX 480
297%
GeForce GTX 690
305%
GeForce GTX 1060 6 GB
309%
Radeon RX 5500
313%
Radeon RX 580
319%
GeForce GTX 980
322%
GeForce GTX 1650 SUPER
323%
Radeon R9 FURY
338%
Radeon RX 590
356%
Radeon R9 295X2
357%
GeForce GTX 1660
362%
Radeon R9 FURY X
368%
GeForce GTX 980 Ti
377%
GeForce GTX TITAN X
402%
GeForce GTX 1660 SUPER
410%
GeForce GTX 1660 Ti
410%
GeForce GTX 1070
437%
Radeon RX Vega 56
463%
GeForce GTX 1070 Ti
477%
Radeon RX Vega 64
483%
GeForce RTX 2060
483%
GeForce GTX 1080
503%
Radeon RX 5700
543%
GeForce RTX 2060 SUPER
563%
GeForce RTX 2070
576%
Radeon RX 5700 XT
583%
Radeon VII
598%
TITAN X Pascal
616%
GeForce GTX 1080 Ti
622%
GeForce RTX 2070 SUPER
662%
GeForce RTX 2080
702%
GeForce RTX 2080 SUPER
775%
GeForce RTX 2080 Ti
Based on TPU review data: "Performance Summary" at 1920x1080
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

Base Clock
1124 MHz
Boost Clock
1219 MHz
Memory Clock
1500 MHz
6000 MHz effective

Memory

Memory Size
2 GB
Memory Type
GDDR5
Memory Bus
128 bit
Bandwidth
96.00 GB/s

Render Config

Shading Units
512
TMUs
32
ROPs
16
Compute Units
8
L1 Cache
16 KB (per CU)
L2 Cache
512 KB

Theoretical Performance

Pixel Rate
19.50 GPixel/s
Texture Rate
39.01 GTexel/s
FP16 (half) performance
1,248 GFLOPS (1:1)
FP32 (float) performance
1,248 GFLOPS
FP64 (double) performance
78.02 GFLOPS (1:16)

Board Design

Slot Width
IGP
TDP
50 W
Outputs
No outputs
Power Connectors
None

Graphics Features

DirectX
12.0 (12_0)
OpenGL
4.6
OpenCL
2.0
Vulkan
1.1.121
Shader Model
6.4

Polaris 23 GPU Notes

Architecture Codename: Arctic Islands
Codename: Polaris 12 (Treasure)
CLRX Version: GCN 1.2
Graphics/Compute: GFX8 (gfx804)
Display Core Engine: 11.2
Unified Video Decoder: 6.3
Video Compression Engine: 3.4