Intel UHD Graphics 620 vs NVIDIA GeForce GT 640 OEM

Comparative analysis of Intel UHD Graphics 620 and NVIDIA GeForce GT 640 OEM 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 - 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), 3DMark Fire Strike - Graphics Score.

Intel UHD Graphics 620

NVIDIA GeForce GT 640 OEM

Differences

Reasons to consider the Intel UHD Graphics 620

Videocard is newer: launch date 5 year(s) 4 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
3.3x lower typical power consumption: 15 Watt vs 50 Watt
16x more maximum memory size: 32 GB vs 2 GB
2.7x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 27.062 vs 9.932
Around 8% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 273.504 vs 254.345
Around 56% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.777 vs 1.14
Around 46% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 19.939 vs 13.613
2.1x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 31.881 vs 15.32

Specifications (specs)
Launch date	1 September 2017 vs 24 April 2012
Manufacturing process technology	14 nm vs 28 nm
Thermal Design Power (TDP)	15 Watt vs 50 Watt
Maximum memory size	32 GB vs 2 GB
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	27.062 vs 9.932
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	273.504 vs 254.345
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.777 vs 1.14
CompuBench 1.5 Desktop - Video Composition (Frames/s)	19.939 vs 13.613
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	31.881 vs 15.32

Reasons to consider the NVIDIA GeForce GT 640 OEM

2.7x more core clock speed: 797 MHz vs 300 MHz
16x more pipelines: 384 vs 24
Around 8% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1502 vs 1397
2.5x better performance in GFXBench 4.0 - Manhattan (Frames): 2167 vs 878
Around 50% better performance in GFXBench 4.0 - T-Rex (Frames): 3334 vs 2227
Around 8% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1502 vs 1397
2.5x better performance in GFXBench 4.0 - Manhattan (Fps): 2167 vs 878
Around 50% better performance in GFXBench 4.0 - T-Rex (Fps): 3334 vs 2227

Specifications (specs)
Core clock speed	797 MHz vs 300 MHz
Pipelines	384 vs 24
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames)	1502 vs 1397
GFXBench 4.0 - Manhattan (Frames)	2167 vs 878
GFXBench 4.0 - T-Rex (Frames)	3334 vs 2227
GFXBench 4.0 - Car Chase Offscreen (Fps)	1502 vs 1397
GFXBench 4.0 - Manhattan (Fps)	2167 vs 878
GFXBench 4.0 - T-Rex (Fps)	3334 vs 2227

Compare benchmarks

GPU 1: Intel UHD Graphics 620
GPU 2: NVIDIA GeForce GT 640 OEM

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

27.062

9.932

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

GPU 1

GPU 2

273.504

254.345

CompuBench 1.5 Desktop - T-Rex (Frames/s)

GPU 1

GPU 2

1.777

1.14

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

19.939

13.613

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

31.881

15.32

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

1397

1502

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

878

2167

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

2227

3334

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

1397

1502

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

878

2167

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

2227

3334

Name	Intel UHD Graphics 620	NVIDIA GeForce GT 640 OEM
PassMark - G3D Mark	1045
PassMark - G2D Mark	244
Geekbench - OpenCL	4589
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	27.062	9.932
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	273.504	254.345
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.777	1.14
CompuBench 1.5 Desktop - Video Composition (Frames/s)	19.939	13.613
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	31.881	15.32
GFXBench 4.0 - Car Chase Offscreen (Frames)	1397	1502
GFXBench 4.0 - Manhattan (Frames)	878	2167
GFXBench 4.0 - T-Rex (Frames)	2227	3334
GFXBench 4.0 - Car Chase Offscreen (Fps)	1397	1502
GFXBench 4.0 - Manhattan (Fps)	878	2167
GFXBench 4.0 - T-Rex (Fps)	2227	3334
3DMark Fire Strike - Graphics Score	365

Compare specifications (specs)

	Intel UHD Graphics 620	NVIDIA GeForce GT 640 OEM
Essentials
Architecture	Generation 9.5	Kepler
Code name	Kaby Lake GT2	GK107
Launch date	1 September 2017	24 April 2012
Place in performance rating	1384	1387
Type	Laptop	Desktop
Technical info
Boost clock speed	1150 MHz
Core clock speed	300 MHz	797 MHz
Manufacturing process technology	14 nm	28 nm
Pipelines	24	384
Thermal Design Power (TDP)	15 Watt	50 Watt
Transistor count	189 million	1,270 million
Floating-point performance		612.1 gflops
Texture fill rate		25.5 GTexel / s
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x HDMI, 1x DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x1	PCIe 3.0 x16
Length		145 mm
Supplementary power connectors		None
API support
DirectX	12.0 (12_1)	12.0 (11_0)
OpenGL	4.5	4.6
Memory
Maximum RAM amount	32 GB	2 GB
Memory bus width	64 / 128 Bit	128 Bit
Memory type	LPDDR3 / DDR4	DDR3
Shared memory	1
Memory bandwidth		28.51 GB / s
Memory clock speed		1782 MHz
Technologies
Quick Sync