GeForce 9800 GTX+ vs GT 640

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Aggregate performance score

We've compared GeForce GT 640 and GeForce 9800 GTX+, covering specs and all relevant benchmarks.

GT 640
2012
2 GB DDR3, 65 Watt
3.06
+139%

GT 640 outperforms 9800 GTX+ by a whopping 139% based on our aggregate benchmark results.

Primary details

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

Place in the ranking7691036
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.200.05
Power efficiency3.230.62
ArchitectureKepler (2012−2018)Tesla (2006−2010)
GPU code nameGK107G92B
Market segmentDesktopDesktop
Release date5 June 2012 (12 years ago)16 January 2009 (15 years ago)
Launch price (MSRP)$99 $229

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GT 640 has 300% better value for money than 9800 GTX+.

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 cores384128
Core clock speed902 MHz738 MHz
Number of transistors1,270 million754 million
Manufacturing process technology28 nm55 nm
Power consumption (TDP)65 Watt141 Watt
Maximum GPU temperatureno data105 °C
Texture fill rate28.8647.23
Floating-point processing power0.6927 TFLOPS0.47 TFLOPS
ROPs1616
TMUs3264

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 2.0 x16
Length145 mm267 mm
Heightno data4.376" (11.1 cm)
Width1-slot2-slot
Supplementary power connectorsNone2x 6-pin
SLI options-+

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 typeDDR3GDDR3
Maximum RAM amount2 GB512 MB
Memory bus width128 Bit256 Bit
Memory clock speed891 MHz1100 MHz
Memory bandwidth28.51 GB/s70.4 GB/s

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 DisplayPortHDTVDual Link DVI
Multi monitor supportno data+
HDMI+-
Maximum VGA resolutionno data2048x1536
Audio input for HDMIno dataS/PDIF

API compatibility

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

DirectX12 (11_0)11.1 (10_0)
Shader Model5.14.0
OpenGL4.62.1
OpenCL1.21.1
Vulkan1.1.126N/A
CUDA3.0+

Synthetic benchmark performance

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


Combined synthetic benchmark score

This is our combined benchmark 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.

GT 640 3.06
+139%
9800 GTX+ 1.28

Passmark

This is the most ubiquitous GPU benchmark. 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.

GT 640 1178
+138%
9800 GTX+ 494

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 3.06 1.28
Recency 5 June 2012 16 January 2009
Maximum RAM amount 2 GB 512 MB
Chip lithography 28 nm 55 nm
Power consumption (TDP) 65 Watt 141 Watt

GT 640 has a 139.1% higher aggregate performance score, an age advantage of 3 years, a 300% higher maximum VRAM amount, a 96.4% more advanced lithography process, and 116.9% lower power consumption.

The GeForce GT 640 is our recommended choice as it beats the GeForce 9800 GTX+ in performance tests.


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

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NVIDIA GeForce GT 640
GeForce GT 640
NVIDIA GeForce 9800 GTX+
GeForce 9800 GTX+

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.


3.4 1576 votes

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3.5 134 votes

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.