Quadro K420 vs Quadro P6000

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Aggregate performance score

We've compared Quadro P6000 and Quadro K420, covering specs and all relevant benchmarks.

Quadro P6000
2016
24 GB 384-bit, 250 Watt
39.73
+1969%

P6000 outperforms K420 by a whopping 1969% based on our aggregate benchmark results.

Primary details

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

Place in the ranking108906
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.940.08
Power efficiency10.893.21
ArchitecturePascal (2016−2021)Kepler (2012−2018)
GPU code nameGP102GK107
Market segmentWorkstationWorkstation
Release date1 October 2016 (8 years ago)22 July 2014 (10 years ago)
Launch price (MSRP)$5,999 $96.67

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Quadro P6000 has 4825% 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 cores3840192
Core clock speed1506 MHz876 MHz
Boost clock speed1645 MHzno data
Number of transistors11,800 million1,270 million
Manufacturing process technology16 nm28 nm
Power consumption (TDP)250 Watt41 Watt
Texture fill rate394.814.02
Floating-point processing power12.63 TFLOPS0.3364 TFLOPS
ROPs9616
TMUs24016

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
Length267 mm160 mm
Width2" (5.1 cm)1" (2.5 cm)
Supplementary power connectors1 x 8-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 type384 Bit128 Bit
Maximum RAM amount24 GB1 GB/2 GB
Memory bus width384 Bit128 Bit
Memory clock speed1127 MHz891 MHz
Memory bandwidthUp to 432 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 Connectors1x DVI, 4x DisplayPort1x DVI, 1x DisplayPort
Number of simultaneous displays44
Multi-display synchronizationQuadro Sync IIno data

Supported technologies

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

ECC (Error Correcting Code)+no data
3D Vision Pro++
Mosaic++
High-Performance Video I/O6+no data
nView Desktop Management++

API compatibility

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

DirectX1212
Shader Model6.45.1
OpenGL4.54.5
OpenCL1.21.2
Vulkan1.2.1311.1.126
CUDA6.13.0

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.

Quadro P6000 39.73
+1969%
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.

Quadro P6000 15307
+1969%
Quadro K420 740

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.

Quadro P6000 64253
+3379%
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.

Quadro P6000 77200
+4087%
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.

Quadro P6000 47462
+3416%
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.

Pros & cons summary


Performance score 39.73 1.92
Recency 1 October 2016 22 July 2014
Maximum RAM amount 24 GB 1 GB/2 GB
Chip lithography 16 nm 28 nm
Power consumption (TDP) 250 Watt 41 Watt

Quadro P6000 has a 1969.3% higher aggregate performance score, an age advantage of 2 years, a 2300% higher maximum VRAM amount, and a 75% more advanced lithography process.

Quadro K420, on the other hand, has 509.8% lower power consumption.

The Quadro P6000 is our recommended choice as it beats the Quadro K420 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 Quadro P6000
Quadro P6000
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.


3.6 90 votes

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3.5 143 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.