H100 PCIe vs Quadro K420

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Primary details

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

Place in the ranking898not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.08no data
Power efficiency3.26no data
ArchitectureKepler (2012−2018)Hopper (2022−2023)
GPU code nameGK107GH100
Market segmentWorkstationWorkstation
Release date22 July 2014 (10 years ago)22 March 2022 (2 years ago)
Launch price (MSRP)$96.67 no data

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 cores1927296
Core clock speed876 MHz1065 MHz
Boost clock speedno data1650 MHz
Number of transistors1,270 million80,000 million
Manufacturing process technology28 nm4 nm
Power consumption (TDP)41 Watt350 Watt
Texture fill rate14.02752.4
Floating-point processing power0.3364 TFLOPS24.08 TFLOPS
ROPs1624
TMUs16456
Tensor Coresno data456

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 2.0 x16PCIe 5.0 x16
Length160 mm267 mm
Width1" (2.5 cm)2-slot
Supplementary power connectorsNone8-pin EPS

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 type128 BitHBM2e
Maximum RAM amount1 GB/2 GB80 GB
Memory bus width128 Bit5120 Bit
Memory clock speed891 MHz1000 MHz
Memory bandwidthUp to 29 GB/s1,280 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 DisplayPortNo outputs
Number of simultaneous displays4no data

Supported technologies

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

3D Vision Pro+no data
Mosaic+no data
nView Desktop Management+no data

API compatibility

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

DirectX12N/A
Shader Model5.1N/A
OpenGL4.5N/A
OpenCL1.23.0
Vulkan1.1.126N/A
CUDA3.09.0

Synthetic benchmark performance

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



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 K420 1852
H100 PCIe 281524
+15101%

Pros & cons summary


Recency 22 July 2014 22 March 2022
Maximum RAM amount 1 GB/2 GB 80 GB
Chip lithography 28 nm 4 nm
Power consumption (TDP) 41 Watt 350 Watt

Quadro K420 has 753.7% lower power consumption.

H100 PCIe, on the other hand, has an age advantage of 7 years, a 7900% higher maximum VRAM amount, and a 600% more advanced lithography process.

We couldn't decide between Quadro K420 and H100 PCIe. We've got no test results to judge.


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 K420
Quadro K420
NVIDIA H100 PCIe
H100 PCIe

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.


3.4 142 votes

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3.7 68 votes

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Questions & comments

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