AMD Radeon RX Vega 8 vs NVIDIA GeForce GT 640M

Comparative analysis of AMD Radeon RX Vega 8 and NVIDIA GeForce GT 640M videocards for all known characteristics in the following categories: Essentials, Technical info, API support, Video outputs and ports, Compatibility, dimensions and requirements, Memory, Technologies. Benchmark videocards performance analysis: 3DMark Fire Strike - Graphics Score, PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, 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 Radeon RX Vega 8

NVIDIA GeForce GT 640M

Differences

Reasons to consider the AMD Radeon RX Vega 8

Videocard is newer: launch date 5 year(s) 7 month(s) later
Around 86% higher boost clock speed: 1200 MHz vs 645 MHz
Around 33% higher pipelines: 512 vs 384
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm

Launch date	26 Oct 2017 vs 22 March 2012
Boost clock speed	1200 MHz vs 645 MHz
Pipelines	512 vs 384
Manufacturing process technology	14 nm vs 28 nm

Compare benchmarks

GPU 1: AMD Radeon RX Vega 8
GPU 2: NVIDIA GeForce GT 640M

Name	AMD Radeon RX Vega 8	NVIDIA GeForce GT 640M
3DMark Fire Strike - Graphics Score	1429
PassMark - G3D Mark		919
PassMark - G2D Mark		195
Geekbench - OpenCL		3190
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		7.861
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		275.972
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.727
CompuBench 1.5 Desktop - Video Composition (Frames/s)		15.445
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		17.381
GFXBench 4.0 - Car Chase Offscreen (Frames)		1476
GFXBench 4.0 - Manhattan (Frames)		1963
GFXBench 4.0 - T-Rex (Frames)		2580
GFXBench 4.0 - Car Chase Offscreen (Fps)		1476
GFXBench 4.0 - Manhattan (Fps)		1963
GFXBench 4.0 - T-Rex (Fps)		2580

Compare specifications (specs)

	AMD Radeon RX Vega 8	NVIDIA GeForce GT 640M
Essentials
Architecture	Vega	Kepler
Code name	Vega Raven Ridge	GK107
Launch date	26 Oct 2017	22 March 2012
Place in performance rating	1352	1342
Type	Laptop	Laptop
Technical info
Boost clock speed	1200 MHz	645 MHz
Manufacturing process technology	14 nm	28 nm
Pipelines	512	384
CUDA cores		384
Floating-point performance		480.0 gflops
Thermal Design Power (TDP)		32 Watt
Transistor count		1,270 million
API support
DirectX	12.1	12 API
OpenCL		1.1
OpenGL		4.5
Video outputs and ports
Display Connectors		No outputs
HDCP
HDMI
Maximum VGA resolution		Up to 2048x1536
Compatibility, dimensions and requirements
Bus support		PCI Express 2.0, PCI Express 3.0
Interface		PCIe 3.0 x16
Laptop size		medium sized
Memory
Maximum RAM amount		2 GB
Memory bus width		128bit
Memory clock speed		1800 MHz
Memory type		DDR3\GDDR5
Shared memory		0
Technologies
3D Blu-Ray
3D Vision
CUDA
DirectCompute
DirectX 11		DirectX 11
Optimus