Tesla M40 vs GeForce GT 640 Rev. 2

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Aggregate performance score

We've compared GeForce GT 640 Rev. 2 with Tesla M40, including specs and performance data.

GT 640 Rev. 2
2013, $89
1 GB GDDR5, 49 Watt
3.30

M40 outperforms 640 Rev. 2 by a whopping 643% based on our aggregate benchmark results.

Primary details

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

Place in the ranking801259
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.19no data
Power efficiency5.217.59
ArchitectureKepler 2.0 (2013−2015)Maxwell 2.0 (2014−2019)
GPU code nameGK208GM200
Market segmentDesktopWorkstation
Release date29 May 2013 (13 years ago)10 November 2015 (10 years ago)
Launch price (MSRP)$89 no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

no data

Performance to price scatter graph

Currently popular graphics cards are shown for comparison.

Detailed specifications

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

Pipelines / CUDA cores3843072
Core clock speed1046 MHz948 MHz
Boost clock speedno data1112 MHz
Number of transistors915 million8,000 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)49 Watt250 Watt
Texture fill rate33.47213.5
Floating-point processing power0.8033 TFLOPS6.832 TFLOPS
ROPs896
TMUs32192
L1 Cache32 KB1.1 MB
L2 Cache128 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 2.0 x8PCIe 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 typeGDDR5GDDR5
Maximum RAM amount1 GB12 GB
Memory bus width64 Bit384 Bit
Memory clock speed1252 MHz1502 MHz
Memory bandwidth40.06 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 VGANo 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
CUDA3.55.2

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 3.30 24.53
Recency 29 May 2013 10 November 2015
Maximum RAM amount 1 GB 12 GB
Power consumption (TDP) 49 Watt 250 Watt

GT 640 Rev. 2 has 410% lower power consumption.

Tesla M40, on the other hand, has a 643% higher aggregate performance score, an age advantage of 2 years, and a 1100% higher maximum VRAM amount.

The Tesla M40 is our recommended choice as it beats the GeForce GT 640 Rev. 2 in performance tests.

Be aware that GeForce GT 640 Rev. 2 is a desktop graphics card while Tesla M40 is a workstation one.

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.


3.8 37 votes

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4.3 94 votes

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Comments

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