AMD Radeon RX 640 vs AMD Radeon R9 M390

Comparative analysis of AMD Radeon RX 640 and AMD Radeon R9 M390 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark, 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).

AMD Radeon RX 640

AMD Radeon R9 M390

Differences

Reasons to consider the AMD Radeon RX 640

Videocard is newer: launch date 3 year(s) 11 month(s) later
Around 44% better performance in GFXBench 4.0 - Manhattan (Frames): 1769 vs 1232
Around 44% better performance in GFXBench 4.0 - Manhattan (Fps): 1769 vs 1232

Specifications (specs)
Launch date	13 May 2019 vs 09 June 2015
Benchmarks
GFXBench 4.0 - Manhattan (Frames)	1769 vs 1232
GFXBench 4.0 - Manhattan (Fps)	1769 vs 1232

Reasons to consider the AMD Radeon R9 M390

2x more maximum memory size: 4 GB vs 2 GB
Around 21% better performance in GFXBench 4.0 - T-Rex (Frames): 3351 vs 2775
Around 21% better performance in GFXBench 4.0 - T-Rex (Fps): 3351 vs 2775
Around 90% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 6227 vs 3278
Around 90% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 6227 vs 3278
Around 95% better performance in Geekbench - OpenCL: 20250 vs 10390

Specifications (specs)
Maximum memory size	4 GB vs 2 GB
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	3351 vs 2775
GFXBench 4.0 - T-Rex (Fps)	3351 vs 2775
GFXBench 4.0 - Car Chase Offscreen (Frames)	6227 vs 3278
GFXBench 4.0 - Car Chase Offscreen (Fps)	6227 vs 3278
Geekbench - OpenCL	20250 vs 10390

Compare benchmarks

GPU 1: AMD Radeon RX 640
GPU 2: AMD Radeon R9 M390

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1769

1232

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1769

1232

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

2775

3351

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

2775

3351

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

3278

6227

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

3278

6227

Geekbench - OpenCL

GPU 1

GPU 2

10390

20250

Name	AMD Radeon RX 640	AMD Radeon R9 M390
GFXBench 4.0 - Manhattan (Frames)	1769	1232
GFXBench 4.0 - Manhattan (Fps)	1769	1232
GFXBench 4.0 - T-Rex (Frames)	2775	3351
GFXBench 4.0 - T-Rex (Fps)	2775	3351
GFXBench 4.0 - Car Chase Offscreen (Frames)	3278	6227
GFXBench 4.0 - Car Chase Offscreen (Fps)	3278	6227
Geekbench - OpenCL	10390	20250
PassMark - G2D Mark	339
PassMark - G3D Mark	1954
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		44.394
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		881.959
CompuBench 1.5 Desktop - T-Rex (Frames/s)		4.028
CompuBench 1.5 Desktop - Video Composition (Frames/s)		73.782
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		241.868

Compare specifications (specs)

	AMD Radeon RX 640	AMD Radeon R9 M390
Essentials
Architecture	GCN 4.0	GCN
Code name	Arctic Islands	Pitcairn
Launch date	13 May 2019	09 June 2015
Place in performance rating	811	830
Design		AMD Radeon R9 300 Series
Technical info
Boost clock speed	1218 MHz
Compute units	8
Core clock speed	1082 MHz
Manufacturing process technology	14 nm
Peak Double Precision (FP64) Performance	77.95 GFLOPS
Peak Half Precision (FP16) Performance	1247 GFLOPS
Peak Single Precision (FP32) Performance	1247 GFLOPS
Pipelines	512
Pixel fill rate	19.49 GPixel/s
Texture fill rate	38.98 GTexel/s
Thermal Design Power (TDP)	50 Watt
Transistor count	2200 million
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort
DisplayPort support
HDMI
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8
Length	5.7 inches (145 mm)
Recommended system power (PSU)	350 Watt
Supplementary power connectors	None
Width	Dual-slot
API support
DirectX	12	12
OpenCL	2.0
OpenGL	4.6	4.4
Shader Model	6.4
Vulkan
Memory
Maximum RAM amount	2 GB	4 GB
Memory bandwidth	112.0 GB/s
Memory bus width	128 bit	256 bit
Memory clock speed	1750 MHz (7000 MHz effective)
Memory type	GDDR5	GDDR5
Technologies
Unified Video Decoder (UVD)
Video Code Engine (VCE)
AMD Eyefinity
DualGraphics
PowerTune
Switchable graphics
ZeroCore