NVIDIA GeForce 845M vs NVIDIA GeForce4 MX 420

Comparative analysis of NVIDIA GeForce 845M and NVIDIA GeForce4 MX 420 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: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, 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).

NVIDIA GeForce 845M

NVIDIA GeForce4 MX 420

Differences

Reasons to consider the NVIDIA GeForce 845M

Videocard is newer: launch date 13 year(s) 6 month(s) later
4.3x more core clock speed: 1071 MHz vs 250 MHz
27.6x more texture fill rate: 27.62 GTexel / s vs 1 GTexel / s
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 150 nm
32x more maximum memory size: 2 GB vs 64 MB
30.2x more memory clock speed: 5012 MHz vs 166 MHz
304.8x better performance in PassMark - G3D Mark: 1524 vs 5
Around 27% better performance in PassMark - G2D Mark: 213 vs 168

Specifications (specs)
Launch date	26 August 2015 vs 6 February 2002
Core clock speed	1071 MHz vs 250 MHz
Texture fill rate	27.62 GTexel / s vs 1 GTexel / s
Manufacturing process technology	28 nm vs 150 nm
Maximum memory size	2 GB vs 64 MB
Memory clock speed	5012 MHz vs 166 MHz
Benchmarks
PassMark - G3D Mark	1524 vs 5
PassMark - G2D Mark	213 vs 168

Compare benchmarks

GPU 1: NVIDIA GeForce 845M
GPU 2: NVIDIA GeForce4 MX 420

PassMark - G3D Mark

GPU 1

GPU 2

1524

PassMark - G2D Mark

GPU 1

GPU 2

213

168

Name	NVIDIA GeForce 845M	NVIDIA GeForce4 MX 420
PassMark - G3D Mark	1524	5
PassMark - G2D Mark	213	168
Geekbench - OpenCL	6112
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.295
CompuBench 1.5 Desktop - Video Composition (Frames/s)	22.387
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	76.073
GFXBench 4.0 - Car Chase Offscreen (Frames)	2320
GFXBench 4.0 - Manhattan (Frames)	3287
GFXBench 4.0 - T-Rex (Frames)	3358
GFXBench 4.0 - Car Chase Offscreen (Fps)	2320
GFXBench 4.0 - Manhattan (Fps)	3287
GFXBench 4.0 - T-Rex (Fps)	3358

Compare specifications (specs)

	NVIDIA GeForce 845M	NVIDIA GeForce4 MX 420
Essentials
Architecture	Maxwell	Celsius
Code name	GM108	NV17 A3
Launch date	26 August 2015	6 February 2002
Place in performance rating	1029	1026
Type	Laptop	Desktop
Technical info
Boost clock speed	1176 MHz
Core clock speed	1071 MHz	250 MHz
Floating-point performance	883.7 gflops
Manufacturing process technology	28 nm	150 nm
Pipelines	384
Texture fill rate	27.62 GTexel / s	1 GTexel / s
Thermal Design Power (TDP)	33 Watt
Transistor count	1,870 million	29 million
Video outputs and ports
Display Connectors	No outputs	1x VGA, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8	AGP 4x
Laptop size	medium sized
Supplementary power connectors		None
API support
DirectX	12.0 (11_0)	8.0
OpenGL	4.6	1.3
Memory
Maximum RAM amount	2 GB	64 MB
Memory bandwidth	16.02 GB / s	1.328 GB / s
Memory bus width	64 / 128 Bit	64 Bit
Memory clock speed	5012 MHz	166 MHz
Memory type	DDR3 / GDDR5	SDR
Shared memory	0
Technologies
CUDA
GeForce Experience
GPU Boost
Optimus