AMD Radeon RX 640 vs ATI Radeon HD 4250

Comparative analysis of AMD Radeon RX 640 and ATI Radeon HD 4250 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

ATI Radeon HD 4250

Differences

Reasons to consider the AMD Radeon RX 640

Videocard is newer: launch date 10 year(s) 2 month(s) later
Around 82% higher core clock speed: 1082 MHz vs 594 MHz
16405.7x more texture fill rate: 38.98 GTexel/s vs 2.376 GTexel / s
12.8x more pipelines: 512 vs 40
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 55 nm
4x more maximum memory size: 2 GB vs 512 MB
2.2x more memory clock speed: 1750 MHz (7000 MHz effective) vs 792 MHz
3.5x better performance in GFXBench 4.0 - T-Rex (Frames): 2775 vs 782
3.5x better performance in GFXBench 4.0 - T-Rex (Fps): 2775 vs 782
17.2x better performance in PassMark - G3D Mark: 2116 vs 123

Specifications (specs)
Launch date	13 May 2019 vs 25 February 2009
Core clock speed	1082 MHz vs 594 MHz
Texture fill rate	38.98 GTexel/s vs 2.376 GTexel / s
Pipelines	512 vs 40
Manufacturing process technology	14 nm vs 55 nm
Maximum memory size	2 GB vs 512 MB
Memory clock speed	1750 MHz (7000 MHz effective) vs 792 MHz
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	2775 vs 782
GFXBench 4.0 - T-Rex (Fps)	2775 vs 782
PassMark - G3D Mark	2116 vs 123

Reasons to consider the ATI Radeon HD 4250

2x lower typical power consumption: 25 Watt vs 50 Watt
Around 16% better performance in PassMark - G2D Mark: 408 vs 352

Specifications (specs)
Thermal Design Power (TDP)	25 Watt vs 50 Watt
Benchmarks
PassMark - G2D Mark	408 vs 352

Compare benchmarks

GPU 1: AMD Radeon RX 640
GPU 2: ATI Radeon HD 4250

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

2775

782

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

2775

782

PassMark - G2D Mark

GPU 1

GPU 2

352

408

PassMark - G3D Mark

GPU 1

GPU 2

2116

123

Name	AMD Radeon RX 640	ATI Radeon HD 4250
GFXBench 4.0 - Manhattan (Frames)	1769
GFXBench 4.0 - Manhattan (Fps)	1769
GFXBench 4.0 - T-Rex (Frames)	2775	782
GFXBench 4.0 - T-Rex (Fps)	2775	782
GFXBench 4.0 - Car Chase Offscreen (Frames)	3278
GFXBench 4.0 - Car Chase Offscreen (Fps)	3278
Geekbench - OpenCL	11459
PassMark - G2D Mark	352	408
PassMark - G3D Mark	2116	123

Compare specifications (specs)

	AMD Radeon RX 640	ATI Radeon HD 4250
Essentials
Architecture	GCN 4.0	TeraScale
Code name	Arctic Islands	RV620
Launch date	13 May 2019	25 February 2009
Place in performance rating	802	801
Type		Laptop
Technical info
Boost clock speed	1218 MHz
Compute units	8
Core clock speed	1082 MHz	594 MHz
Manufacturing process technology	14 nm	55 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	40
Pixel fill rate	19.49 GPixel/s
Texture fill rate	38.98 GTexel/s	2.376 GTexel / s
Thermal Design Power (TDP)	50 Watt	25 Watt
Transistor count	2200 million	181 million
Floating-point performance		47.52 gflops
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 1x VGA, 1x S-Video
DisplayPort support
HDMI
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8	PCIe 2.0 x16
Length	5.7 inches (145 mm)
Recommended system power (PSU)	350 Watt
Supplementary power connectors	None	None
Width	Dual-slot
API support
DirectX	12	10.1
OpenCL	2.0
OpenGL	4.6	3.3
Shader Model	6.4
Vulkan
Memory
Maximum RAM amount	2 GB	512 MB
Memory bandwidth	112.0 GB/s	6.34 GB / s
Memory bus width	128 bit
Memory clock speed	1750 MHz (7000 MHz effective)	792 MHz
Memory type	GDDR5
Shared memory		yes
Technologies
Unified Video Decoder (UVD)
Video Code Engine (VCE)
HDCP support
PCI-E 2.0