AMD Radeon RX 640 vs AMD Radeon R5 A330

Comparative analysis of AMD Radeon RX 640 and AMD Radeon R5 A330 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.

AMD Radeon RX 640

AMD Radeon R5 A330

Differences

Reasons to consider the AMD Radeon RX 640

Videocard is newer: launch date 3 year(s) 6 month(s) later
Around 5% higher core clock speed: 1082 MHz vs 1030 MHz
1892.2x more texture fill rate: 38.98 GTexel/s vs 20.6 GTexel / s
Around 60% higher pipelines: 512 vs 320
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm

Launch date	13 May 2019 vs 21 October 2015
Core clock speed	1082 MHz vs 1030 MHz
Texture fill rate	38.98 GTexel/s vs 20.6 GTexel / s
Pipelines	512 vs 320
Manufacturing process technology	14 nm vs 28 nm

Reasons to consider the AMD Radeon R5 A330

Around 3% higher memory clock speed: 1800 MHz vs 1750 MHz (7000 MHz effective)
Around 93% better performance in Geekbench - OpenCL: 20041 vs 10390

Specifications (specs)
Memory clock speed	1800 MHz vs 1750 MHz (7000 MHz effective)
Benchmarks
Geekbench - OpenCL	20041 vs 10390

Compare benchmarks

GPU 1: AMD Radeon RX 640
GPU 2: AMD Radeon R5 A330

Geekbench - OpenCL

GPU 1

GPU 2

10390

20041

Name	AMD Radeon RX 640	AMD Radeon R5 A330
GFXBench 4.0 - Manhattan (Frames)	1769
GFXBench 4.0 - Manhattan (Fps)	1769
GFXBench 4.0 - T-Rex (Frames)	2775
GFXBench 4.0 - T-Rex (Fps)	2775
GFXBench 4.0 - Car Chase Offscreen (Frames)	3278
GFXBench 4.0 - Car Chase Offscreen (Fps)	3278
Geekbench - OpenCL	10390	20041
PassMark - G2D Mark	340
PassMark - G3D Mark	1952

Compare specifications (specs)

	AMD Radeon RX 640	AMD Radeon R5 A330
Essentials
Architecture	GCN 4.0	GCN 1.0
Code name	Arctic Islands	Exo
Launch date	13 May 2019	21 October 2015
Place in performance rating	811	1101
Type		Desktop
Technical info
Boost clock speed	1218 MHz
Compute units	8
Core clock speed	1082 MHz	1030 MHz
Manufacturing process technology	14 nm	28 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	320
Pixel fill rate	19.49 GPixel/s
Texture fill rate	38.98 GTexel/s	20.6 GTexel / s
Thermal Design Power (TDP)	50 Watt
Transistor count	2200 million	1,040 million
Floating-point performance		659.2 gflops
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	No outputs
DisplayPort support
HDMI
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8	PCIe 3.0 x8
Length	5.7 inches (145 mm)
Recommended system power (PSU)	350 Watt
Supplementary power connectors	None	None
Width	Dual-slot
API support
DirectX	12	12.0 (11_1)
OpenCL	2.0
OpenGL	4.6	4.5
Shader Model	6.4
Vulkan
Memory
Maximum RAM amount	2 GB	2 GB
Memory bandwidth	112.0 GB/s	14.4 GB / s
Memory bus width	128 bit	64 Bit
Memory clock speed	1750 MHz (7000 MHz effective)	1800 MHz
Memory type	GDDR5	DDR3
Technologies
Unified Video Decoder (UVD)
Video Code Engine (VCE)