GeForce GT 640M vs Quadro RTX 4000

Place in performance ranking	99	803
Place by popularity	not in top-100	not in top-100
Value for money	27.56	0.22
Architecture	Turing (2018−2021)	Kepler (2012−2018)
GPU code name	TU104	N13P-GS
Market segment	Workstation	Laptop
Release date	13 November 2018 (5 years old)	22 March 2012 (12 years old)
Launch price (MSRP)	$899	no data
Current price	$974 (1.1x MSRP)	$310

Value for money

Performance to price ratio. The higher, the better.

RTX 4000 has 12427% better value for money than GT 640M.

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	2304	384
CUDA cores	no data	384
Core clock speed	1005 MHz	Up to 625 MHz
Boost clock speed	1545 MHz	645 MHz
Number of transistors	13,600 million	1,270 million
Manufacturing process technology	12 nm	28 nm
Power consumption (TDP)	160 Watt	32 Watt
Texture fill rate	222.5	Up to 20.0 billion/sec
Floating-point performance	no data	480.0 gflops

Size and compatibility

Information on Quadro RTX 4000 and GeForce GT 640M compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop size	no data	medium sized
Bus support	no data	PCI Express 2.0, PCI Express 3.0
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	241 mm	no data
Width	1-slot	no data
Supplementary power connectors	1x 8-pin	no data

Memory

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR6	DDR3\GDDR5
Maximum RAM amount	8 GB	2 GB
Memory bus width	256 Bit	128bit
Memory clock speed	13000 MHz	1800 - 4000 MHz
Memory bandwidth	416.0 GB/s	Up to 64.0 GB/s
Shared memory	no data	-

Video outputs and ports

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors	3x DisplayPort, 1x USB Type-C	No outputs
HDMI	no data	+
HDCP	no data	+
Maximum VGA resolution	no data	Up to 2048x1536

Technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray	no data	+
Optimus	no data	+

API support

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX	12 Ultimate (12_1)	12 API
Shader Model	6.5	5.1
OpenGL	4.6	4.5
OpenCL	1.2	1.1
Vulkan	1.2.131	1.1.126
CUDA	7.5	+

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

RTX 4000 39.81
+1580%

GT 640M 2.37

Quadro RTX 4000 outperforms GeForce GT 640M by 1580% based on our aggregated benchmark results.

Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 25%

RTX 4000 15418
+1578%

GT 640M 919

Quadro RTX 4000 outperforms GeForce GT 640M by 1578% in Passmark.

GeekBench 5 OpenCL

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.

Benchmark coverage: 9%

RTX 4000 85553
+2582%

GT 640M 3190

Quadro RTX 4000 outperforms GeForce GT 640M by 2582% in GeekBench 5 OpenCL.

GeekBench 5 Vulkan

Benchmark coverage: 5%

RTX 4000 80752
+2856%

GT 640M 2732

Quadro RTX 4000 outperforms GeForce GT 640M by 2856% in GeekBench 5 Vulkan.

GeekBench 5 CUDA

Benchmark coverage: 4%

RTX 4000 94250
+4184%

GT 640M 2200

Quadro RTX 4000 outperforms GeForce GT 640M by 4184% in GeekBench 5 CUDA.

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

900p	400−450 +1567%	24 −1567%
Full HD	350−400 +1491%	22 −1491%
1200p	300−350 +1479%	19 −1479%

Advantages and disadvantages

Performance score	39.81	2.37
Recency	13 November 2018	22 March 2012
Maximum RAM amount	8 GB	2 GB
Chip lithography	12 nm	28 nm
Power consumption (TDP)	160 Watt	32 Watt