AMD RX-427BB vs AMD RX-418GD

Comparative analysis of AMD RX-427BB and AMD RX-418GD processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

AMD RX-427BB

AMD RX-418GD

Differences

Reasons to consider the AMD RX-427BB

Around 13% higher clock speed: 3600 MHz vs 3200 MHz
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 62% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1702 vs 1050
Around 17% better performance in GFXBench 4.0 - Manhattan (Frames): 1809 vs 1543
Around 27% better performance in GFXBench 4.0 - T-Rex (Frames): 5750 vs 4536
Around 62% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1702 vs 1050
Around 17% better performance in GFXBench 4.0 - Manhattan (Fps): 1809 vs 1543
Around 27% better performance in GFXBench 4.0 - T-Rex (Fps): 5750 vs 4536

Specifications (specs)
Maximum frequency	3600 MHz vs 3200 MHz
L2 cache	4 MB vs 2 MB
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames)	1702 vs 1050
GFXBench 4.0 - Manhattan (Frames)	1809 vs 1543
GFXBench 4.0 - T-Rex (Frames)	5750 vs 4536
GFXBench 4.0 - Car Chase Offscreen (Fps)	1702 vs 1050
GFXBench 4.0 - Manhattan (Fps)	1809 vs 1543
GFXBench 4.0 - T-Rex (Fps)	5750 vs 4536

Reasons to consider the AMD RX-418GD

CPU is newer: launch date 1 year(s) 5 month(s) later
Around 25% more L1 cache; more data can be stored in the L1 cache for quick access later

Launch date	21 October 2015 vs 20 May 2014
L1 cache	320 KB vs 256 KB

Compare benchmarks

CPU 1: AMD RX-427BB
CPU 2: AMD RX-418GD

GFXBench 4.0 - Car Chase Offscreen (Frames)

CPU 1

CPU 2

1702

1050

GFXBench 4.0 - Manhattan (Frames)

CPU 1

CPU 2

1809

1543

GFXBench 4.0 - T-Rex (Frames)

CPU 1

CPU 2

5750

4536

GFXBench 4.0 - Car Chase Offscreen (Fps)

CPU 1

CPU 2

1702

1050

GFXBench 4.0 - Manhattan (Fps)

CPU 1

CPU 2

1809

1543

GFXBench 4.0 - T-Rex (Fps)

CPU 1

CPU 2

5750

4536

Name	AMD RX-427BB	AMD RX-418GD
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.913
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	12.202
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.185
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.562
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.551
GFXBench 4.0 - Car Chase Offscreen (Frames)	1702	1050
GFXBench 4.0 - Manhattan (Frames)	1809	1543
GFXBench 4.0 - T-Rex (Frames)	5750	4536
GFXBench 4.0 - Car Chase Offscreen (Fps)	1702	1050
GFXBench 4.0 - Manhattan (Fps)	1809	1543
GFXBench 4.0 - T-Rex (Fps)	5750	4536

Compare specifications (specs)

	AMD RX-427BB	AMD RX-418GD
Essentials
Architecture codename	Bald Eagle	Merlin Falcon
Family	AMD R-Series	AMD R-Series
Launch date	20 May 2014	21 October 2015
Place in performance rating	1546	1152
Processor Number	RX-427BB
Vertical segment	Embedded	Embedded
Price now		RX-418GD
Performance
64 bit support
Base frequency	2700 MHz	1800 MHz
Die size	928 mm2	1073 mm2
L1 cache	256 KB	320 KB
L2 cache	4 MB	2 MB
Manufacturing process technology	28 nm	28 nm
Maximum frequency	3600 MHz	3200 MHz
Number of cores	4	4
Number of threads	4	4
Memory
Max memory channels	2	2
Maximum memory bandwidth	34.1 GB/s	38.4 GB/s
Supported memory types	DDR3-2133	DDR3-2133, DDR4-2400
ECC memory support
Graphics
Graphics base frequency	600 MHz	800 MHz
Graphics max frequency	686 MHz
Number of pipelines	512	384
Processor graphics	Radeon R7 Graphics	Radeon R6 series
Unified Video Decoder (UVD)
Video Codec Engine (VCE)
Graphics interfaces
Number of displays supported	4	3
DisplayPort
DVI
eDP
HDMI
Graphics API support
DirectX	11.1	12
OpenGL	4.2	4.4
Compatibility
Configurable TDP	30-35 Watt	12-35 Watt
Package Size	micro-BGA	micro-BGA
Sockets supported	BGA (FP3)	BGA (FP4)
Thermal Design Power (TDP)	35 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	3.0	3.0
UART
USB revision		3.0
Advanced Technologies
Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Fused Multiply-Add 4 (FMA4)
Heterogeneous System Architecture (HSA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Advanced Vector Extensions 2 (AVX2)
Virtualization
AMD Virtualization (AMD-V™)