Tesla M40 vs GeForce GT 640 OEM

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Aggregate performance score

We've compared GeForce GT 640 OEM with Tesla M40, including specs and performance data.

GT 640 OEM
2012
2 GB DDR3, 50 Watt
1.46

M40 outperforms 640 OEM by a whopping 1483% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking995256
Place by popularitynot in top-100not in top-100
Power efficiency2.367.46
ArchitectureKepler (2012−2018)Maxwell 2.0 (2014−2019)
GPU code nameGK107GM200
Market segmentDesktopWorkstation
Release date24 April 2012 (13 years ago)10 November 2015 (9 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores3843072
Core clock speed797 MHz948 MHz
Boost clock speedno data1112 MHz
Number of transistors1,270 million8,000 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)50 Watt250 Watt
Texture fill rate25.50213.5
Floating-point processing power0.6121 TFLOPS6.832 TFLOPS
ROPs1696
TMUs32192
L1 Cache32 KB1.1 MB
L2 Cache256 KB3 MB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 3.0 x16
Length145 mm267 mm
Width1-slot2-slot
Supplementary power connectorsNone8-pin EPS

VRAM capacity and type

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 typeDDR3GDDR5
Maximum RAM amount2 GB12 GB
Memory bus width128 Bit384 Bit
Memory clock speed891 MHz1502 MHz
Memory bandwidth28.51 GB/s288.4 GB/s

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors1x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_0)12 (12_1)
Shader Model5.16.7
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.1.1261.3
CUDA3.05.2

Gaming performance

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

Pros & cons summary


Performance score 1.46 23.11
Recency 24 April 2012 10 November 2015
Maximum RAM amount 2 GB 12 GB
Power consumption (TDP) 50 Watt 250 Watt

GT 640 OEM has 400% lower power consumption.

Tesla M40, on the other hand, has a 1482.9% higher aggregate performance score, an age advantage of 3 years, and a 500% higher maximum VRAM amount.

The Tesla M40 is our recommended choice as it beats the GeForce GT 640 OEM in performance tests.

Be aware that GeForce GT 640 OEM is a desktop graphics card while Tesla M40 is a workstation one.

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NVIDIA GeForce GT 640 OEM
GeForce GT 640 OEM
NVIDIA Tesla M40
Tesla M40

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.9 35 votes

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4.3 90 votes

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