Radeon Vega 7 vs GeForce GT 640 OEM

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Aggregate performance score

We've compared GeForce GT 640 OEM with Radeon Vega 7, including specs and performance data.

GT 640 OEM
2012
2 GB DDR3, 50 Watt
1.70

Vega 7 outperforms GT 640 OEM by a whopping 339% based on our aggregate benchmark results.

Primary details

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

Place in the ranking935532
Place by popularitynot in top-10018
Power efficiency2.3311.38
ArchitectureKepler (2012−2018)GCN 5.1 (2018−2022)
GPU code nameGK107Cezanne
Market segmentDesktopLaptop
Release date24 April 2012 (12 years ago)13 April 2021 (3 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 cores384448
Core clock speed797 MHz300 MHz
Boost clock speedno data1900 MHz
Number of transistors1,270 million9,800 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)50 Watt45 Watt
Texture fill rate25.5053.20
Floating-point processing power0.6121 TFLOPS1.702 TFLOPS
ROPs168
TMUs3228

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 x16IGP
Length145 mmno data
Width1-slotno data
Supplementary power connectorsNoneNone

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 typeDDR3System Shared
Maximum RAM amount2 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed891 MHzSystem Shared
Memory bandwidth28.51 GB/sno data
Shared memoryno data+

Connectivity and outputs

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

API compatibility

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

DirectX12 (11_0)12 (12_1)
Shader Model5.16.4
OpenGL4.64.6
OpenCL1.22.1
Vulkan1.1.1261.2
CUDA3.0-

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:

Full HD5−6
−340%
22
+340%
1440p7−8
−357%
32
+357%
4K3−4
−433%
16
+433%

Pros & cons summary


Performance score 1.70 7.47
Recency 24 April 2012 13 April 2021
Chip lithography 28 nm 7 nm
Power consumption (TDP) 50 Watt 45 Watt

Vega 7 has a 339.4% higher aggregate performance score, an age advantage of 8 years, a 300% more advanced lithography process, and 11.1% lower power consumption.

The Radeon Vega 7 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 card while Radeon Vega 7 is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

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NVIDIA GeForce GT 640 OEM
GeForce GT 640 OEM
AMD Radeon Vega 7
Radeon Vega 7

Comparisons with similar GPUs

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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Questions & comments

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