Quadro K420 vs GeForce GTX 660

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Aggregate performance score

We've compared GeForce GTX 660 with Quadro K420, including specs and performance data.

GTX 660
2012
2 GB GDDR5, 140 Watt
10.39
+441%

GTX 660 outperforms K420 by a whopping 441% based on our aggregate benchmark results.

Primary details

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

Place in the ranking439906
Place by popularity76not in top-100
Cost-effectiveness evaluation3.420.08
Power efficiency5.093.21
ArchitectureKepler (2012−2018)Kepler (2012−2018)
GPU code nameGK106GK107
Market segmentDesktopWorkstation
Release date6 September 2012 (12 years ago)22 July 2014 (10 years ago)
Launch price (MSRP)$229 $96.67

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GTX 660 has 4175% better value for money than Quadro K420.

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 cores960192
Core clock speed980 MHz876 MHz
Boost clock speed1033 MHzno data
Number of transistors2,540 million1,270 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)140 Watt41 Watt
Texture fill rate82.5614.02
Floating-point processing power1.981 TFLOPS0.3364 TFLOPS
ROPs2416
TMUs8016

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 mm160 mm
Height4.376" (11.1 cm)no data
Width2-slot1" (2.5 cm)
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 typeGDDR5128 Bit
Maximum RAM amount2 GB1 GB/2 GB
Memory bus width192-bit GDDR5128 Bit
Memory clock speed6.0 GB/s891 MHz
Memory bandwidth144.2 GB/sUp to 29 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 DisplayPort
Multi monitor support4 displaysno data
Number of simultaneous displaysno data4
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+-
3D Vision Prono data+
Mosaicno data+
nView Desktop Managementno data+

API compatibility

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

DirectX12 (11_0)12
Shader Model5.15.1
OpenGL4.34.5
OpenCL1.21.2
Vulkan1.1.1261.1.126
CUDA+3.0

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.

GTX 660 10.39
+441%
Quadro K420 1.92

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 4005
+440%
Quadro K420 741

GeekBench 5 OpenCL

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.

GTX 660 11368
+515%
Quadro K420 1847

GeekBench 5 Vulkan

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses Vulkan API by AMD & Khronos Group.

GTX 660 11395
+518%
Quadro K420 1844

GeekBench 5 CUDA

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses CUDA API by NVIDIA.

GTX 660 8583
+536%
Quadro K420 1350

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 HD47
+488%
8−9
−488%

Cost per frame, $

1080p4.8712.08

Pros & cons summary


Performance score 10.39 1.92
Recency 6 September 2012 22 July 2014
Maximum RAM amount 2 GB 1 GB/2 GB
Power consumption (TDP) 140 Watt 41 Watt

GTX 660 has a 441.1% higher aggregate performance score, and a 100% higher maximum VRAM amount.

Quadro K420, on the other hand, has an age advantage of 1 year, and 241.5% lower power consumption.

The GeForce GTX 660 is our recommended choice as it beats the Quadro K420 in performance tests.

Be aware that GeForce GTX 660 is a desktop card while Quadro K420 is a workstation one.


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 Quadro K420
Quadro K420

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 4300 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.