Home GPU Comparison AMD Radeon RX 540X Mobile vs AMD Radeon R9 M275X

AMD Radeon RX 540X Mobile vs AMD Radeon R9 M275X

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540X Mobile and 2GB VRAM Radeon R9 M275X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540X Mobile 's Advantages
Released 4 years and 3 months late
Boost Clock has increased by 31% (1211MHz vs 925MHz)
Larger VRAM bandwidth (96.00GB/s vs 72.00GB/s)
AMD Radeon R9 M275X 's Advantages
128 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon RX 540X Mobile +4%
1.24 TFLOPS
Radeon R9 M275X
1.184 TFLOPS
VS

Graphics Card

Apr 2018
Release Date
Jan 2014
Mobility Radeon
Generation
Gem System
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

1124 MHz
Base Clock
900 MHz
1211 MHz
Boost Clock
925 MHz
1500 MHz
Memory Clock
1125 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
96.00GB/s
Bandwidth
72.00GB/s

Render Config

8
Compute Units
10
-
-
-
512
Shading Units
640
32
TMUs
40
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

19.38 GPixel/s
Pixel Rate
14.80 GPixel/s
38.75 GTexel/s
Texture Rate
37.00 GTexel/s
1240 GFLOPS
FP16 (half)
-
1240 GFLOPS
FP32 (float)
1184 GFLOPS
77.50 GFLOPS
FP64 (double)
74.00 GFLOPS

Board Design

50W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

Polaris 23
GPU Name
Venus
Polaris 23 MXL
GPU Variant
Venus XTX (216-0846033)
GCN 4.0
Architecture
GCN 1.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
2.2 billion
Transistors
1.5 billion
103 mm²
Die Size
123 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
2.1 (1.2)
1.2
Vulkan
1.2.170
-
-
-
6.4
Shader Model
6.5 (5.1)

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