GeForce 8400 vs GTX 660

VS

Aggregate performance score

We've compared GeForce GTX 660 and GeForce 8400, covering specs and all relevant benchmarks.

GTX 660
2012
2 GB GDDR5, 140 Watt
10.37
+4838%

GTX 660 outperforms 8400 by a whopping 4838% based on our aggregate benchmark results.

Primary details

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

Place in the ranking4371381
Place by popularity58not in top-100
Cost-effectiveness evaluation3.40no data
Power efficiency5.16no data
ArchitectureKepler (2012−2018)Tesla (2006−2010)
GPU code nameGK106G98
Market segmentDesktopDesktop
Release date6 September 2012 (12 years ago)4 December 2007 (16 years ago)
Launch price (MSRP)$229 $69.78

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores9608
Core clock speed980 MHz540 MHz
Boost clock speed1033 MHzno data
Number of transistors2,540 million210 million
Manufacturing process technology28 nm65 nm
Power consumption (TDP)140 Watt25 Watt
Texture fill rate82.564.320
Floating-point processing power1.981 TFLOPS0.0208 TFLOPS
ROPs244
TMUs808

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).

Bus supportPCI Express 3.0no data
InterfacePCIe 3.0 x16PCIe 2.0 x16
Length241 mmno data
Height4.376" (11.1 cm)no data
Width2-slot1-slot
Supplementary power connectors1x 6-pinNone
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 typeGDDR5DDR2
Maximum RAM amount2 GB256 MB
Memory bus width192-bit GDDR564 Bit
Memory clock speed6.0 GB/s500 MHz
Memory bandwidth144.2 GB/s8 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 ConnectorsOne Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort1x DVI, 1x VGA, 1x S-Video
Multi monitor support4 displaysno data
HDMI+-
HDCP+-
Maximum VGA resolution2048x1536no data
Audio input for HDMIInternalno data

Supported technologies

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

3D Blu-Ray+-
3D Gaming+-
3D Vision+-

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
OpenGL4.33.3
OpenCL1.21.1
Vulkan1.1.126N/A
CUDA+1.1

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.

GTX 660 10.37
+4838%
GeForce 8400 0.21

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.

GTX 660 4001
+4840%
GeForce 8400 81

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 HD470−1

Cost per frame, $

1080p4.87no data

Pros & cons summary


Performance score 10.37 0.21
Recency 6 September 2012 4 December 2007
Maximum RAM amount 2 GB 256 MB
Chip lithography 28 nm 65 nm
Power consumption (TDP) 140 Watt 25 Watt

GTX 660 has a 4838.1% higher aggregate performance score, an age advantage of 4 years, a 700% higher maximum VRAM amount, and a 132.1% more advanced lithography process.

GeForce 8400, on the other hand, has 460% lower power consumption.

The GeForce GTX 660 is our recommended choice as it beats the GeForce 8400 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 GTX 660
GeForce GTX 660
NVIDIA GeForce 8400
GeForce 8400

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.


3.7 4264 votes

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2.5 26 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.