Home GPU Comparison AMD Radeon R9 M270X vs AMD Radeon R5 M420

AMD Radeon R9 M270X vs AMD Radeon R5 M420

AMD Radeon R9 M270X
VS
AMD Radeon R5 M420
AMD Radeon R9 M270X
AMD Radeon R5 M420
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M270X and 4GB VRAM Radeon R5 M420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M270X 's Advantages
Boost Clock has increased by 18% (1000MHz vs 850MHz)
Larger VRAM bandwidth (88.00GB/s vs 16.00GB/s)
448 additional rendering cores
AMD Radeon R5 M420 's Advantages
Released 1 years and 3 months late
More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)
Radeon R9 M270X +182%
1.536 TFLOPS
Radeon R5 M420
0.544 TFLOPS
Radeon R9 M270X
VS
Radeon R5 M420

Graphics Card

Feb 2015
Release Date
May 2016
Gem System
Generation
Gem System
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

900 MHz
Base Clock
780 MHz
1000 MHz
Boost Clock
850 MHz
1375 MHz
Memory Clock
1000 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
88.00GB/s
Bandwidth
16.00GB/s

Render Config

12
Compute Units
5
-
-
-
768
Shading Units
320
48
TMUs
20
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

16.00 GPixel/s
Pixel Rate
6.800 GPixel/s
48.00 GTexel/s
Texture Rate
17.00 GTexel/s
-
-
-
1.536 TFLOPS
FP32 (float)
544.0 GFLOPS
96.00 GFLOPS
FP64 (double)
34.00 GFLOPS

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

Saturn
GPU Name
Jet
Saturn PRO (216-0843044)
GPU Variant
Jet PRO (216-0856040)
GCN 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.08 billion
Transistors
0.69 billion
160 mm²
Die Size
56 mm²

Graphics Features

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

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